{"id":171,"date":"2016-03-10T09:48:35","date_gmt":"2016-03-10T09:48:35","guid":{"rendered":""},"modified":"2016-03-10T09:48:35","modified_gmt":"2016-03-10T09:48:35","slug":"","status":"publish","type":"post","link":"http:\/\/weizn.net\/?p=171","title":{"rendered":"[\u8f6c]Cisco IOS Rootkit\u5de5\u5177\u8be5\u600e\u4e48\u5199"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_17 counter-hierarchy\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/weizn.net\/?p=171\/#http_dropswooyunorgpapers10045\" title=\"\n\thttp:\/\/drops.wooyun.org\/papers\/10045 \n\">\n\thttp:\/\/drops.wooyun.org\/papers\/10045 \n<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/weizn.net\/?p=171\/#0x01_%E4%BB%8B%E7%BB%8D\" title=\"\n\t0x01 \u4ecb\u7ecd \n\">\n\t0x01 \u4ecb\u7ecd \n<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/weizn.net\/?p=171\/#0x02_%E8%AE%BE%E7%BD%AE\" title=\"\n\t0x02 \u8bbe\u7f6e \n\">\n\t0x02 \u8bbe\u7f6e \n<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/weizn.net\/?p=171\/#0x03_%E5%BC%80%E5%8F%91\" title=\"\n\t0x03 \u5f00\u53d1 \n\">\n\t0x03 \u5f00\u53d1 \n<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/weizn.net\/?p=171\/#_IOS_BIN%E7%BB%93%E6%9E%84\" title=\"\n\t= IOS BIN\u7ed3\u6784 = \n\">\n\t= IOS BIN\u7ed3\u6784 = \n<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/weizn.net\/?p=171\/#PKzip%E6%95%B0%E6%8D%AE\" title=\"\n\t[PKzip\u6570\u636e ] \n\">\n\t[PKzip\u6570\u636e ] \n<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-1\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/weizn.net\/?p=171\/#0x04_%E7%BB%93%E8%AE%BA\" title=\"\n\t0x04 \u7ed3\u8bba \n\">\n\t0x04 \u7ed3\u8bba \n<\/a><\/li><\/ul><\/nav><\/div>\n<h1 style=\"box-sizing:border-box;line-height:1.1;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\"><span class=\"ez-toc-section\" id=\"http_dropswooyunorgpapers10045\"><\/span>\n\t<a href=\"http:\/\/drops.wooyun.org\/papers\/10045\"><span style=\"font-size:14px;\">http:\/\/drops.wooyun.org\/papers\/10045<\/span><\/a><br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h1 style=\"box-sizing:border-box;line-height:1.1;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\"><span class=\"ez-toc-section\" id=\"0x01_%E4%BB%8B%E7%BB%8D\"><\/span>\n\t0x01 \u4ecb\u7ecd<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<hr style=\"box-sizing:content-box;line-height:20px;border-right-width:0px;widows:1;text-transform:none;font-variant:normal;margin-top:20px;font-family:;white-space:normal;margin-bottom:20px;border-bottom-width:0px;letter-spacing:normal;height:0px;border-top:#eeeeee 1px solid;border-left-width:0px;word-spacing:0px;-webkit-text-stroke-width:0px;\" \/>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u672c\u6587\u4e3b\u8981\u4ee5Cisco IOS\u4e3a\u6d4b\u8bd5\u6848\u4f8b\uff0c\u8bb2\u89e3\u4e86\u5982\u4f55\u5bf9\u56fa\u4ef6\u955c\u50cf\u8fdb\u884c\u4fee\u6539\u3002\u5927\u591a\u6570\u4eba\u8ba4\u4e3a\uff0c\u505a\u8fd9\u6837\u7684\u4e00\u4ef6\u4e8b\u9700\u8981\u638c\u63e1\u4e00\u4e9b\u5c16\u7aef\u7684\u77e5\u8bc6\uff0c\u6216\u8005\u9700\u8981\u4e00\u4e9b\u56fd\u5bb6\u7ea7\u522b\u7684\u8d44\u6e90\uff0c\u800c\u4e8b\u5b9e\u4e0a\uff0c\u8fd9\u662f\u4e00\u79cd\u666e\u904d\u7684\u8bef\u89e3\u3002\u6211\u8ba4\u4e3a\uff0c\u4eba\u4eec\u4e4b\u6240\u4ee5\u8fd9\u6837\u60f3\u7684\u4e00\u4e2a\u4e3b\u8981\u539f\u56e0\u662f\u6ca1\u6709\u6587\u7ae0\u6216\u6559\u7a0b\u5b8c\u6574\u5730\u4ecb\u7ecd\u8fc7\u8fd9\u4e00\u8fc7\u7a0b\uff0c\u4e5f\u6ca1\u6709\u8bf4\u660e\u5199\u4e00\u4e2arootkit\u90fd\u9700\u8981\u54ea\u4e9b\u8d44\u6e90\u3002\u4f46\u662f\uff0c\u672c\u6587\u7684\u51fa\u73b0\u6539\u53d8\u4e86\u8fd9\u4e00\u73b0\u72b6\u3002\u56f4\u7ed5\u8fd9\u4e00\u4e3b\u9898\uff0c\u672c\u6587\u4e2d\u63d0\u4f9b\u4e86\u4e00\u4e9b\u975e\u5e38\u5b8c\u5584\u7684\u65b9\u6cd5\uff0c\u5e76\u5b8c\u6574\u5730\u4ecb\u7ecd\u4e86\u6574\u4e2a\u8fc7\u7a0b\uff0c\u540c\u65f6\u4e5f\u63d0\u4f9b\u4e86\u76f8\u5173\u7684\u6240\u9700\u77e5\u8bc6\u3002\u5982\u679c\u8bfb\u8005\u80fd\u770b\u5b8c\u5168\u6587\uff0c\u4ed6\u4eec\u6700\u540e\u5c31\u80fd\u5199\u51fa\u4e00\u4e2a\u57fa\u7840\u7684\uff0c\u4f46\u662f\u80fd\u53d1\u6325\u4f5c\u7528\u7684\u56fa\u4ef6rootkit\u5de5\u5177\u3002\u4e00\u65e6\u4f60\u7406\u89e3\u4e86\u6240\u6709\u7684\u57fa\u672c\u601d\u8def\u548c\u4ee3\u7801\uff0c\u5e76\u7ed3\u5408\u4e00\u4e2a\u5de5\u4f5c\u6a21\u578b\u7684\u8bdd\uff0c\u90a3\u4e48\u4f60\u81ea\u5df1\u5c31\u80fd\u591f\u8f7b\u677e\u5730\u5199\u51fa\u4e00\u4e2a\u52a0\u8f7d\u5668\u4ee3\u7801\uff0c\u5e76\u901a\u8fc7\u52a8\u6001\u7684\uff0c\u5185\u5b58\u8d2e\u5b58\u7684\u6a21\u5757\u6765\u6269\u5c55\u6838\u5fc3\u52a0\u8f7d\u5668\u7684\u529f\u80fd\u3002\u4e0d\u8fc7\uff0c\u672c\u6587\u4e0d\u4f1a\u63a2\u7a76\u8fd9\u4e48\u6df1\uff0c\u9996\u5148\uff0c\u6587\u4e2d\u8bc1\u660e\u4e86\u5982\u4f55\u901a\u8fc7\u4fee\u6539IOS\u955c\u50cf\u4e2d\u7684\u67d0\u4e2a\u5b57\u8282\uff0c\u6765\u5141\u8bb8\u9664\u771f\u6b63\u5bc6\u7801\u4ee5\u5916\u7684\u4efb\u610f\u5bc6\u7801\u6765\u767b\u5f55\u8def\u7531\u5668\u3002\u7b2c\u4e8c\uff0c\u6587\u7ae0\u8bf4\u660e\u4e86\u5982\u4f55\u8986\u76d6\u539f\u6709\u7684\u51fd\u6570\u8c03\u7528\uff0c\u4ece\u800c\u8c03\u7528\u4f60\u81ea\u5df1\u7684\u4ee3\u7801\uff0c\u8fd9\u91cc\u7528\u5230\u7684\u4f8b\u5b50\u662f\u4e00\u4e2a\u767b\u5f55\u8fdb\u7a0b\u6728\u9a6c\uff0c\u80fd\u5141\u8bb8\u4f60\u6307\u5b9a\u4e00\u4e2a\u79d8\u5bc6\u7684\u4e8c\u7ea7\u767b\u5f55\u5bc6\u7801\u3002\u53ea\u8981\u4f60\u5b8c\u5168\u7406\u89e3\u4e86\u672c\u6587\uff0c\u7528\u4e0d\u4e86\u4e00\u4e2a\u6708\u7684\u65f6\u95f4\uff0c\u4f60\u5c31\u53ef\u4ee5\u6839\u636e\u672c\u6587\u4e2d\u7684\u77e5\u8bc6\u6765\u521b\u5efa\u4e00\u4e2a\u5728\u529f\u80fd\u4e0a\u6bd4SYNful 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\/>\n\u2015\u548c\u6211\u63a5\u4e0b\u6765\u5199\u7684\u4e00\u6837\uff0c\u653f\u5e9c\u7a83\u542c\u673a\u6784\u4e00\u822c\u4f1a\u6267\u884c\u8fd9\u7c7b\u653b\u51fb\u6d3b\u52a8\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u77e5\u9053NSA\u5c31\u5f88\u559c\u6b22\u653b\u51fb\u8def\u7531\u5668\u3002\u5982\u679c\u5fc5\u987b\u8981\u731c\u7684\u8bdd\uff0c\u6211\u4f1a\u731c\u8fd9\u662fNSA\u53d1\u52a8\u7684\u4e00\u6b21\u6f0f\u6d1e\u5229\u7528\u6d3b\u52a8\u3002<br style=\"box-sizing:border-box;\" \/><br \/>\n\u2015 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\/>\n\u2015\u4e8b\u5b9e\u4e0a\uff0c\u8003\u8651\u5230\u9006\u5411ROMmon\u955c\u50cf\u7684\u590d\u6742\u7a0b\u5ea6\uff0c\u4ee5\u53ca\u4e0d\u501f\u52a90-day\u6f0f\u6d1e\u6765\u5b89\u88c5\u955c\u50cf\u7684\u96be\u5ea6\uff0c\u8fd9\u6b21\u653b\u51fb\u6d3b\u52a8\u7684\u5e55\u540e\u9ed1\u624b\u66f4\u53ef\u80fd\u662f\u56fd\u5bb6\u6027\u8d28\u7684\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u636e\u67d0\u4e9b\u4e13\u5bb6\u4eec\u6240\u8bf4\uff0c\u6728\u9a6c\u56fa\u4ef6\u9700\u8981\u6295\u5165\u4e0a\u767e\u4e07\u7f8e\u5143\u7684\u8d44\u91d1\uff0c\u653f\u5e9c\u8d44\u6e90\u548c\u653f\u5e9c\u673a\u5bc6\u4fe1\u606f\u3002\u8fd9\u6837\u7684\u4e00\u4e2arootkit\u81f3\u5c11\u9700\u8981\u7814\u7a76\u4e00\u5468\u7684PowerPC\u6c47\u7f16\uff0c\u7814\u7a76\u4e00\u5468\u7684\u53cd\u6c47\u7f16\uff0c\u7814\u7a76\u4e00\u5468\u7684\u4ee3\u7801\u7f16\u5199\u548c\u8c03\u8bd5\u3002\u7167\u8fd9\u6837\u6765\u770b\u7684\u8bdd\uff0c\u6211\u548c\u5f88\u591a\u5176\u4ed6\u4eba\u4e00\u6837\uff0c\u5df2\u7ecf\u80fd\u5199\u4e00\u4e2a\u9700\u898110\u5e74\u7248\u672c\u7684rootkit\u4e86\uff08\u867d\u7136\uff0c\u6211\u53ea\u6709\u4e0d\u52305\u5e74\u7684\u4ece\u4e1a\u7ecf\u9a8c\uff09\uff0c\u800c\u6211\u4eec\u65e2\u4e0d\u662f\u67d0\u4e2a\u56fd\u5bb6\u4e5f\u4e0d\u662f\u653f\u5e9c\u7684\u667a\u56ca\u56e2\u3002\u4e3a\u4e86\u7834\u9664\u8c23\u8a00-\u6240\u8c13\u7684\u56fd\u5bb6\u6027\u8d28\u4ee5\u53ca\u9ad8\u8d85\u7684\u5b89\u5168\u7814\u7a76\u77e5\u8bc6\uff0c\u6211\u4eec\u51b3\u5b9a\u5411\u79d1\u7814\u793e\u533a\u8bc1\u660e\uff0c\u4e00\u4e2a\u4eba\u5982\u4f55\u80fd\u76f8\u5bf9\u7b80\u5355\u5730\u5229\u7528\u81ea\u5df1\u7684\u56fa\u4ef6\u6765\u521b\u5efa\u4e00\u4e2arootkit\u5de5\u5177\u3002\n<\/p>\n<h1 style=\"box-sizing:border-box;line-height:1.1;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\"><span class=\"ez-toc-section\" id=\"0x02_%E8%AE%BE%E7%BD%AE\"><\/span>\n\t0x02 \u8bbe\u7f6e<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<hr style=\"box-sizing:content-box;line-height:20px;border-right-width:0px;widows:1;text-transform:none;font-variant:normal;margin-top:20px;font-family:;white-space:normal;margin-bottom:20px;border-bottom-width:0px;letter-spacing:normal;height:0px;border-top:#eeeeee 1px solid;border-left-width:0px;word-spacing:0px;-webkit-text-stroke-width:0px;\" \/>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tHT\u6587\u672c\u7f16\u8f91\u5668:\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">apt-get install ht hexedit \nDynamips + GDB Stub: git clone https:\/\/github.com\/Groundworkstech\/dynamips-gdb-mod \n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u7a0b\u5e8f\u5458\u8ba1\u7b97\u5668:\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">http:\/\/pcalc.sourceforge.net\/ \nBinutils \/ Essentials: apt-get install gcc gdb build-essential binutils \\ binutils-powerpc-linux-gnu binutils-multiarch \n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5176\u4ed6\u4f9d\u8d56\u9879:\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">apt-get install libpcap-dev uml-utilities libelf-dev libelf1 \nQEMU: apt-get install qemu qemu-common qemuctl qemu-system \\qemu-system-mips qemu-system-misc qemu-system-ppc qemu-system-x86 \n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tDebian PowerPC \u955c\u50cf:\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">wget https:\/\/people.debian.org\/~aurel32\/qemu\/powerpc\/debian_wheezy_powerpc_standard.qcow2 \n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tQEME\u8fd8\u9700\u8981\u4e0b\u9762\u7684\u989d\u5916\u8bbe\u7f6e\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\"># cd \/usr\/share\/qemu\/\n# mkdir ..\/openbios\/\n# mkdir ..\/slof\/\n# mkdir ..\/openhackware\/ # cd ..\/openbios\/\n# wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/openbios-ppc\n# wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/openbios-sparc32 # wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/openbios-sparc64\n# cd ..\/openhackware\/\n# wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/ppc_rom.bin # cd ..\/slof\/\n# wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/slof.bin\n# wget https:\/\/github.com\/qemu\/qemu\/raw\/master\/pc-bios\/spapr-rtas.bin\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tQEME\u5ba2\u6237\u673a\u5e94\u5982\u4e0b\u8bbe\u7f6e\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">qemu-host# qemu-system-ppc -m 768 -hda debian_wheezy_powerpc_standard.qcow2\nqemu-guest# apt-get update\nqemu-guest# apt-get install openssh-server gcc gdb build-essential binutils-multiarch binutils qemu-guest# vi \/etc\/ssh\/sshd_config\nqemu-guest# GatewayPorts yes\nqemu-guest# \/etc\/init.d\/ssh restart\nqemu-guest# ssh -R 22222:localhost:22 &lt;you&gt;@&lt;qemu-host&gt;\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u628a\u4f60\u7684\u5f00\u53d1\u8bbe\u5907SSH\u5230\u7aef\u53e322222\uff0c\u5e76\u4f5c\u4e3a\u6839\u7528\u6237\u767b\u5f55\u5230QEMU\u5ba2\u6237\u673a\u3002\u8fd9\u6837\u5728\u7f16\u8f91\u6587\u4ef6\uff0c\u8fdb\u884c\u590d\u5236\u548c\u7c98\u8d34\u64cd\u4f5c\u65f6\u4f1a\u66f4\u5bb9\u6613\uff0c\u56e0\u4e3a\u4e0d\u9700\u8981\u5207\u6362\u5230QEMU\u7a97\u53e3\u4e0a\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tDynamips + GDB Stub\u9700\u8981\u8fdb\u884c\u7f16\u8bd1\u3002\u63a5\u4e0b\u6765\u7684\u64cd\u4f5c\u4e5f\u9700\u8981\u5728amd64\u673a\u5668\u4e0a\u8fdb\u884c\uff1a\u66f4\u6539\u914d\u7f6e\u4ee5\u6ee1\u8db3\u5f00\u53d1\u8bbe\u5907\u7684\u8981\u6c42\u3002\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\"># git clone https:\/\/github.com\/Groundworkstech\/dynamips-gdb-mod Cloning into 'dynamips-gdb-mod'...\nremote: Counting objects: 290, done.\nremote: Total 290 (delta 0), reused 0 (delta 0), pack-reused 290 Receiving objects: 100% (290\/290), 631.30 KiB | 0 bytes\/s, done. Resolving deltas: 100% (73\/73), done.\nChecking connectivity... done.\n# cd dynamips-gdb-mod\/src\n# DYNAMIPS_ARCH=amd64 make\nLinking rom2c\ncc: error: \/usr\/lib\/libelf.a: No such file or directory make: *** [rom2c] Error 1\n# updatedb\n# locate libelf.a \/usr\/lib\/x86_64-linux-gnu\/libelf.a\n# cat Makefile |grep \"\/usr\/lib\/libelf.a\"\nLIBS=-L\/usr\/lib -L. -ldl \/usr\/lib\/libelf.a $(PTHREAD_LIBS)\nLIBS=-L. -ldl \/usr\/lib\/libelf.a -lpthread\n# cat Makefile | sed -e 's#\/usr\/lib\/libelf.a#\/usr\/lib\/x86_64-linux-gnu\/libelf.a#g' &gt;Makefile.1\n# mv Makefile Makefile.bak\n# mv Makefile.1 Makefile\n# DYNAMIPS_ARCH=amd64 make\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u4f7f\u7528\u4e00\u4e2a\u7b80\u5355\u7684\u811a\u672c\u6765\u8ba1\u7b97\u4e8c\u8fdb\u5236\u7684\u6821\u9a8c\u548c\uff0c\u56e0\u4e3a\u968f\u540e\u6211\u4eec\u8fd8\u4f1a\u7528\u5230\u8fd9\u4e9b\u4e8c\u8fdb\u5236\u3002\u628a\u6821\u9a8c\u548c\u4fdd\u5b58\u5230chksum.pl\u6587\u4ef6\u4e2d\uff0c\u5e76\u653e\u5230\u5f00\u53d1\u76ee\u5f55\u4e0b\u3002\u901a\u8fc7chmod +x\u628a\u8fd9\u4e2a\u6587\u4ef6\u8f6c\u6362\u6210\u4e00\u4e2a\u53ef\u6267\u884c\u6587\u4ef6\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t#!\/usr\/bin\/perl <br \/>\nsub checksum { <br \/>\nmy $file = $_[0]; <br \/>\nopen(F, &#8220;&lt; $file&#8221;) or die &#8220;Unable to open $file &#8220;; <br \/>\nprint &#8220;\\n[!] Calculating the checksum for file $file\\n\\n&#8221;; <br \/>\nbinmode(F); <br \/>\nmy $len = (stat($file))[7]; <br \/>\nmy $words = $len \/ 4; <br \/>\nprint &#8220;[*] Bytes: \\t$len\\n&#8221;; <br \/>\nprint &#8220;[*] Words: \\t$words\\n&#8221;; <br \/>\nprintf &#8220;[*] Hex: \\t0x%08lx\\n&#8221;,$len; <br \/>\nmy $cs = 0; <br \/>\nmy ($rsize, $buff, @wordbuf); <br \/>\nfor(;$words; $words -= $rsize) { <br \/>\n$rsize = $words &lt; 16384 ? $words : 16384; <br \/>\nread F, $buff, 4*$rsize or die &#8220;Can&#8217;t read file $file : $!\\n&#8221;; <br \/>\n&nbsp;@wordbuf = unpack &#8220;N*&#8221;,$buff; <br \/>\nforeach (@wordbuf) { <br \/>\n$cs += $_; <br \/>\n$cs = ($cs + 1) % (0x10000 * 0x10000) if $cs &gt; 0xffffffff; <br \/>\n} <br \/>\n} <br \/>\nprintf &#8220;[*] Checksum: \\t0x%lx\\n\\n&#8221;,$cs; <br \/>\nreturn (sprintf(&#8220;%lx&#8221;, $cs)); <br \/>\nclose(F); <br \/>\n} <br \/>\nif ($#ARGV + 1 != 1) { <br \/>\nprint &#8220;\\nUsage: .\/chksum.pl &lt;file&gt;\\n\\n&#8221;; <br \/>\nexit; <br \/>\n} <br \/>\nchecksum($ARGV[0]);\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u53e6\u5916\u8fd8\u6709\u51e0\u4e2a\u8d44\u6e90\u4e5f\u662f\u5fc5\u9700\u7684\uff0c\u4f46\u662f\u6211\u4eec\u65e0\u6cd5\u5728\u6587\u7ae0\u4e2d\u7ed9\u51fa\u94fe\u63a5\u3002\u4e0d\u8fc7\uff0c\u4f60\u5e94\u8be5\u80fd\u627e\u5230\u8fd9\u4e9b\u8d44\u6e90\uff0c\u5e76\u4e14\u5728\u8bbe\u7f6e\u4e0a\u4e5f\u4e0d\u4f1a\u9047\u5230\u4efb\u4f55\u95ee\u9898\u3002\u63a5\u7740\uff0c\u4f60\u9700\u8981\u628a\u8fd9\u4e9b\u8d44\u6e90\u5b89\u88c5\u5230\u7528\u4e8e\u5f00\u53d1\u7684\u865a\u62df\u673a\u4e0a\uff0c\u7136\u540e\u521b\u5efa\u4e00\u4e2aWindows7\u5ba2\u6237\u673a\u3002\u4e00\u65e6\u4f60\u5b8c\u6210\u4e86\u8bbe\u7f6e\uff0c\u5c31\u767b\u5f55\u5230\u4f60\u7684Windows\u865a\u62df\u673a\uff0c\u5e76\u5b89\u88c5\u201cIDA Pro 6.6 + Hex-Rays Decompiler\u201d\u6216\u5176\u4ed6\u7684\u4efb\u610f\u7248\u672c\u2014\u2014\u786e\u4fdd\u4f60\u5b89\u88c5\u7684\u662f\u5b8c\u6574\u7248\uff0c\u80fd\u652f\u6301x86\/x64\u4ee5\u5916\u7684\u67b6\u6784\uff0c\u56e0\u4e3a\u6211\u4eec\u4e3b\u8981\u4f7f\u7528\u7684\u662fPowerPC\u6c47\u7f16\u8bed\u8a00\u3002\u8bf7\u4e0d\u8981\u7834\u89e3IDA\u8f6f\u4ef6\uff0cIDA\u662f\u4e00\u6b3e\u975e\u5e38\u597d\u7528\u7684\u7a0b\u5e8f\uff0c\u503c\u7684\u6211\u4eec\u7684\u8d2d\u4e70\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6700\u540e\uff0c\u4f60\u9700\u8981\u4e00\u4e2aIOS\u955c\u50cf\u3002\u6211\u4eec\u4f7f\u7528\u7684\u955c\u50cf\u6765\u81ea\u6211\u4eec\u8d2d\u4e70\u7684Cisco 2600\uff0c\u6587\u4ef6\u540d\u662f \u201cc2600-bino3s3-mz.123-22.bin\u201d\u3002\u6211\u4eec\u5f3a\u70c8\u5efa\u8bae\u4f60\u767b\u5f55\u4f60\u7684Cisco\u8d26\u6237\uff0c\u7136\u540e\u4e0b\u8f7d\u8fd9\u4e00\u4e2a\u955c\u50cf-\u4f7f\u7528\u540c\u4e00\u4e2a\u955c\u50cf\u80fd\u4fdd\u8bc1\u4f60\u5b8c\u5168\u6839\u636e\u6211\u4eec\u7684\u8981\u6c42\u8fdb\u884c\u64cd\u4f5c\uff0c\u5e76\u4e14\u504f\u79fb\u3001\u6821\u9a8c\u548c\u3001\u957f\u5ea6\u7b49\u4e5f\u90fd\u662f\u4e00\u81f4\u7684\u3002\u4f17\u6240\u5468\u77e5\uff0c\u5728\u4e00\u4e9b\u793e\u533a\u4e2d\u4e0b\u8f7d\u5230\u7684\u4e00\u4e9b\u6240\u8c13\u201c\u4ec5\u4f9b\u5b66\u4e60\u201d\u7684IOS\u955c\u50cf\uff0c\u4ee5\u53ca\u5177\u6709\u66f4\u591a\u529f\u80fd\u7684IOS\u955c\u50cf\uff0c\u5b9e\u9645\u4e0a\u90fd\u690d\u5165\u4e86\u6728\u9a6c\u3002\u9664\u4e86\u901a\u8fc7\u54c8\u5e0c\u6765\u9a8c\u8bc1\uff0c\u6211\u4eec\u8fd8\u5efa\u8bae\u4f60\u4f7f\u7528FX\u7684\u2018Cisco Incident Response\u2019\u6765\u9a8c\u8bc1\u4f60\u7684IOS\u955c\u50cf\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5bf9\u4e8e\u6211\u4eec\u7684\u5f00\u53d1\u8bbe\u5907\uff0c\u63d0\u793a\u662f &#8220;[&nbsp;3812149161f@decay ]# \u201c\uff1bQEMU\u8bf7\u6c42\uff0c\u63d0\u793a\u662f&#8221;[debian@ppc ]#\u3002\n<\/p>\n<h1 style=\"box-sizing:border-box;line-height:1.1;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\"><span class=\"ez-toc-section\" id=\"0x03_%E5%BC%80%E5%8F%91\"><\/span>\n\t0x03 \u5f00\u53d1<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<hr style=\"box-sizing:content-box;line-height:20px;border-right-width:0px;widows:1;text-transform:none;font-variant:normal;margin-top:20px;font-family:;white-space:normal;margin-bottom:20px;border-bottom-width:0px;letter-spacing:normal;height:0px;border-top:#eeeeee 1px solid;border-left-width:0px;word-spacing:0px;-webkit-text-stroke-width:0px;\" \/>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u4f7f\u7528\u4e0b\u9762\u7684\u89e3\u538b\u547d\u4ee4\u5c31\u53ef\u4ee5\u89e3\u538bIOS\u955c\u50cf-c2600-bino3s3-mz.123-22.bin\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[ 3812149161f@decay ]# unzip c2600-bino3s3-mz.123-22.bin\nArchive: c2600-bino3s3-mz.123-22.bin\nwarning [c2600-bino3s3-mz.123-22.bin]: 16876 extra bytes at beginning or within zipfile\n(attempting to process anyway) \ninflating: C2600-BI.BIN\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t===========================\n<\/p>\n<h1 style=\"box-sizing:border-box;line-height:1.1;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\"><span class=\"ez-toc-section\" id=\"_IOS_BIN%E7%BB%93%E6%9E%84\"><\/span>\n\t= IOS BIN\u7ed3\u6784 =<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t[ELF\u6807\u5934 ]<br style=\"box-sizing:border-box;\" \/><br \/>\n[SFX ]<br style=\"box-sizing:border-box;\" \/><br \/>\n[0xfeedface ]<br style=\"box-sizing:border-box;\" \/><br \/>\n[\u672a\u538b\u7f29\u7684\u955c\u50cf\u5927\u5c0f ]<br style=\"box-sizing:border-box;\" \/><br \/>\n[\u538b\u7f29\u540e\u7684\u955c\u50cf\u5927\u5c0f ]<br style=\"box-sizing:border-box;\" \/><br \/>\n[\u538b\u7f29\u540e\u7684\u955c\u50cf\u6821\u9a8c\u548c ]<br style=\"box-sizing:border-box;\" \/><br \/>\n[\u672a\u538b\u7f29\u7684\u955c\u50cf\u6821\u9a8c\u548c ]\n<\/p>\n<h1 style=\"box-sizing:border-box;line-height:1.1;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\"><span class=\"ez-toc-section\" id=\"PKzip%E6%95%B0%E6%8D%AE\"><\/span>\n\t[PKzip\u6570\u636e ]<br \/>\n<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5173\u4e8eIOS BIN\u7684\u7ed3\u6784\uff0c\u6709\u51e0\u70b9\u975e\u5e38\u91cd\u8981\u7684\u5730\u65b9\u3002\u9996\u5148\uff0c\u8fd9\u57fa\u672c\u4e0a\u5c31\u662f\u4e00\u4e2a\u5305\u542b\u4e86\u51e0\u4e2a\u6807\u5934\u7684ZIP\u6587\u4ef6\uff1b\u51e0\u4e4e\u6240\u6709\u7684\u89e3\u538b\u7a0b\u5e8f\u90fd\u80fd\u627e\u5230zip\u6570\u636e\u662f\u4ece\u54ea\u91cc\u5f00\u59cb\u7684\uff0c\u5e76\u89e3\u538b\u3002\u6700\u5f00\u59cb\u662f\u4e00\u4e2a\u7528\u4e8e\u63cf\u8ff0\u4e8c\u8fdb\u5236\u7684\u6807\u5934\uff0c\u9664\u4e86\u673a\u5668\u53d8\u91cf\u4ee5\u5916\uff0c\u5176\u4ed6\u7684\u4e8c\u8fdb\u5236\u4f60\u90fd\u4e0d\u9700\u8981\u62c5\u5fc3\uff1b\u63a5\u7740\u662f\u4e00\u4e2a\u81ea\u89e3\u538b\u7684\u53ef\u6267\u884c\u7a0b\u5e8f\uff0c\u9664\u4e86\u5927\u5c0f\u53d8\u91cf\uff0c\u4f60\u4e5f\u4e0d\u7528\u4e86\u89e3\u592a\u591a\uff1b\u7136\u540e\u5c31\u662fzip\u6570\u636e\u3002\u6700\u540e\uff0c\u5728\u89e3\u538b\u540e\uff0c\u5728\u4f60\u80fd\u591f\u628a\u6587\u4ef6\u52a0\u8f7d\u5230IDA\u4e4b\u524d\uff0c\u4f60\u5fc5\u987b\u4fee\u6539ELF\u6807\u5934\u7684e_machine\u6807\u8bb0\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u89e3\u538bc2600-bino3s3-mz.123-22.bin\uff0c\u6765\u5b8c\u6210\u8fd9\u4e00\u64cd\u4f5c\uff0c\u8fd9\u6837\u7559\u7ed9\u4f60\u7684\u4f1a\u662fC2600-BI.BIN \u3002\u628a\u8fd9\u4e2a\u6587\u4ef6\u4eceC2600-BI.BIN\u590d\u5236\u5230C2600-BI.BIN.ida\uff0c\u7136\u540e\u5728ht\/hte (ht \/path\/to\/C2600-BI.BIN.ida)\u4e2d\u6253\u5f00\u6587\u4ef6\uff0c\u70b9\u51fb\u5bf9\u8bdd\u6846\u4e2d\u7684 \u201cOK\u201d\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/idGHzNdffGtTgUtWPBYU4Q?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u7136\u540e\uff0c\u6309\u4e0bF6\uff0c\u5728\u6a21\u578b\u4e2d\u9009\u62e9EF\u6807\u5934\uff0c\u5411\u4e0b\u6eda\u52a8\u5230machine\u9879\u76ee\u4e0a-\u4e0a\u9762\u4f1a\u663e\u793aSPARC v9 64-bit-\u6309\u4e0bF4\u8fdb\u884c\u7f16\u8f91\uff0c\u8f93\u51650014\uff0c\u73b0\u5728\u6309\u4e0bF2\u4fdd\u5b58\uff0c\u5e76\u6309\u4e0bF10\u9000\u51fa\u3002\u73b0\u5728\uff0c\u4f60\u5c31\u80fd\u591f\u628aBIN\u52a0\u8f7d\u5230IDA\u4e86\u3002*\u6ce8\u610f\uff1a\u5728\u4e00\u4e9b\u865a\u62df\u673a\u4e0a\uff0c<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">ht<\/code>\u5c31\u662f<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">hte<\/code>\uff0c\u4f60\u60f3\u8981\u7684\u662f\u5341\u516d\u8fdb\u5236\u7f16\u8f91\u5668\uff0c\u800c\u4e0d\u662f\u6587\u672c\u5904\u7406-\u65e0\u8bba\u5982\u4f55\uff0c\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u4f1a\u4f7f\u7528<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">ht<\/code>\u6765\u5904\u7406\u4e8c\u8fdb\u5236\uff0c\u4f46\u662f\u5728\u5728\u4f60\u7684\u673a\u5668\u4e0a\uff0c\u5176\u540d\u79f0\u53ef\u80fd\u662f<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">hte<\/code>\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u73b0\u5728\uff0c\u4f60\u5df2\u7ecf\u83b7\u53d6\u5230\u4e86c2600-bino3s3-mz.123-22.bin\u3001 C2600-BI.BIN.ida\u548c d C2600-BI.BIN\uff0c\u5728ht\u4e2d\u6253\u5f00c2600-bino3s3-mz.123-22.bin\uff0c\u70b9\u51fb\u5bf9\u8bdd\u6846\u4e2d\u7684 \u201cOK\u201d\uff0c\u7136\u540e\u6309\u4e0bF7\u8fdb\u884c\u641c\u7d22\u3002\u5411\u4e0b\u5207\u6362\u5230\u5341\u516d\u8fdb\u5236\uff0c\u5e76\u8f93\u5165 \u201cfe ed fa ce\u201d\uff0c\u63a5\u7740\u6309\u56de\u8f66\uff0c\u8fd9\u4e2a\u9b54\u672f\u503c\u5c31\u80fd\u8bc6\u522b\u5404\u79cd\u4f4d\u5143\u4fe1\u606f\uff0c\u6bd4\u5982\u5927\u5c0f\u548c\u6821\u9a8c\u548c\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/LhZZQoV5BK3hyF9oITuJqA?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u9664\u4e86\u201cfe ed fa ce\u201d\uff0c\u5982\u679c\u4f60\u60f3\u8981\u91cd\u5efa\u5b8c\u6574\u7684IOS\u538b\u7f29\u955c\u50cf\u7684\u8bdd\uff0c\u4f60\u8fd8\u5fc5\u987b\u8981\u77e5\u9053\u5982\u4f55\u8ba1\u7b97\u548c\u64cd\u4f5c\u53e6\u5916\u7684\u51e0\u4e2a\u91cd\u8981\u503c\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t02 65 e2 8c : \u672a\u538b\u7f29\u7684\u955c\u50cf\u5927\u5c0f<br style=\"box-sizing:border-box;\" \/><br \/>\n00 eb 1e bb : \u538b\u7f29\u540e\u7684\u955c\u50cf\u5927\u5c0f<br style=\"box-sizing:border-box;\" \/><br \/>\ned a0 3a 8b : \u538b\u7f29\u540e\u7684\u955c\u50cf\u6821\u9a8c\u548c<br style=\"box-sizing:border-box;\" \/><br \/>\n7c 5c c4 27 : \u672a\u538b\u7f29\u7684\u955c\u50cf\u6821\u9a8c\u548c\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u4e00\u65e6\u4f60\u786e\u5b9a\u4e86\u8fd9\u4e9b\u503c\u7684\u4f4d\u7f6e\uff0c\u4f60\u5c31\u5728ht\u4e2d\u6309\u4e0bF10\u9000\u51fa\u3002\u6309\u7167\u8fd9\u4e9b\u503c\uff0c\u4f60\u5c31\u80fd\u627e\u5230\u7528\u4e8e\u8bc6\u522bPKZipped\u6807\u5934\u6570\u636e\u7684\u9b54\u672f\u503c \u201cPK\u201d\u3002\u8fd9\u4e9b\u503c\u53ca\u5176\u4f4d\u7f6e\u90fd\u5f88\u91cd\u8981\uff0c\u5e76\u4e14\u63a5\u4e0b\u6765\u4e5f\u4f1a\u53d1\u6325\u4f5c\u7528\u3002\u53e6\u5916\uff0c\u7406\u89e3\u8fd9\u4e9b\u503c\u662f\u600e\u6837\u8ba1\u7b97\u7684\u4e5f\u975e\u5e38\u91cd\u8981\u3002\u9996\u5148\uff0c\u6211\u4eec\u8981\u627e\u5230\u538b\u7f29\u955c\u50cf\u548c\u672a\u538b\u7f29\u955c\u50cf\u7684\u957f\u5ea6\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/8wyFWbxSQwy0Fv0emKuuJg?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u524d\u5f80\u4ece\u6211\u4eec\u5728\u9b54\u672f\u503c0xfeedface\u540e\u9762\u7684\u5b57\u8282\u4e2d\u770b\u5230\u7684\u503c\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[ 3812149161f@decay ]# pcalc 0x0265e28c  # 02 65 e2 8c : \u672a\u538b\u7f29\u7684\u955c\u50cf\u5927\u5c0f \n            40231564 0x265e28c           0y10011001011110001010001100\n[ 3812149161f@decay ]# pcalc 0x00eb1ebb  # 00 eb 1e bb : \u538b\u7f29\u540e\u7684\u955c\u50cf\u5927\u5c0f\n            15408827 0xeb1ebb      0y111010110001111010111011\n[ 3812149161f@decay ]# pcalc 15408827 - 15425704 ; \u6807\u5934\u5927\u5c0f\u51cf\u53bb`ls`\u8f93\u51fa\u7684\u5927\u5c0f \n       -16877        0xffffffffffffbe13\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u8bb0\u4f4f\u89e3\u538b\u8b66\u544a\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">\u8b66\u544a\uff1a [c2600-bino3s3-mz.123-22.bin]: \u5728\u5f00\u5934\u6216zip\u6587\u4ef6\u5185\u5b58\u572816876\u4e2a\u989d\u5916\u5b57\u8282\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6211\u4eec\u8981\u627e\u5230\u538b\u7f29\u540e\u955c\u50cf\u548c\u672a\u538b\u7f29\u955c\u50cf\u7684\u6821\u9a8c\u548c\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/RcmEBCW4RpM-jiacycKBZA?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t[!] \u8ba1\u7b97\u6587\u4ef6C2600-BI.BIN\u7684\u6821\u9a8c\u548c\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/Kn05zcVeAAd1lf_O923Z3Q?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u8981\u60f3\u83b7\u53d6\u538b\u7f29\u6587\u4ef6\u7684\u6821\u9a8c\u548c\uff0c\u4e5f\u5c31\u662fzip\u6570\u636e\uff0c\u5c31\u7528\u6807\u5934\u51cf\u53bb&nbsp;<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">dd<\/code>\uff0c\u8bb0\u4f4f \u201c\u989d\u5916\u201d\u6570\u636e\u670916876\u4e2a\u5b57\u8282\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/rO2_W_qyqPIVhMWNtuhsfQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t[!] \u8ba1\u7b97\u6587\u4ef6c2600-bino3s3-mz.123-22.bin.no_header \u7684\u6821\u9a8c\u548c\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/Kv9__7WL-txkzVrsRderDQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u56e0\u4e3a\u968f\u540e\u6211\u4eec\u9700\u8981\u8fd9\u4e2a\u503c\u6765\u91cd\u5efaIOS\u4e8c\u8fdb\u5236\uff0c\u6240\u4ee5\u6211\u4eec\u9700\u8981\u4e00\u4e2a\u6807\u5934\u526f\u672c\u3002\u8fd9\u4e2a\u503c\u5e94\u8be5\u662f16876\u51cf\u53bb16\u5b57\u8282\uff0c\u8fd916\u4e2a\u5b57\u8282\u662f\u6bcf\u4e2a4\u5b57\u8282\u4e0a\u76844\u4e2a\u503c\u9700\u8981\u7684\uff0c\u5206\u522b\u662f\u538b\u7f29\u540e\u7684\u955c\u50cf\u5927\u5c0f\uff0c\u672a\u538b\u7f29\u7684\u955c\u50cf\u5927\u5c0f\uff0c\u538b\u7f29\u540e\u7684\u955c\u50cf\u6821\u9a8c\u548c\uff0c\u4ee5\u53ca\u672a\u538b\u7f29\u7684\u955c\u50cf\u6821\u9a8c\u548c\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/yrAQuDF_RLEHW7tfTLPL5A?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5230\u76ee\u524d\u4e3a\u6b62\uff1a\u6211\u4eec\u5df2\u7ecf\u53d6\u5f97\u4e86\u4e00\u4e2a\u5305\u542b\u6709\u591a\u4e2a\u6807\u5934\u548czip\u6570\u636e\u7684c2600-bino3s3-mz.123-22.bin\u6587\u4ef6\uff0c\u89e3\u538b\u540e\u7684C2600-BI.BIN\u955c\u50cf\uff0c\u4fee\u6539\u4e86e_machine\u6807\u8bb0\u7684C2600-BI.BIN.ida\u6587\u4ef6\uff0c\u4ee5\u53ca\u5265\u79bb\u4e86\u6807\u5934\u7684c2600-bino3s3- mz.123-22.bin.no_header\u6587\u4ef6\u3002\u5e76\u4e14\uff0c\u6211\u4eec\u8fd8\u77e5\u9053\u4e86\u9b54\u672f\u503c0xfeedface\u7684\u4f4d\u7f6e\uff0c\u660e\u767d\u4e86\u5982\u4f55\u8ba1\u7b97\u5341\u516d\u8fdb\u5236\u503c\uff0c\u4e5f\u6e05\u695a\u4e86\u8981\u628a\u8fd9\u4e9b\u5341\u516d\u8fdb\u5236\u503c\u653e\u5230\u54ea\u91cc\uff0c\u5982\u679c\u5fc5\u8981\u7684\u8bdd\uff0c\u9700\u8981\u624b\u52a8\u5b8c\u6210\u3002\u6700\u540e\uff0c\u8981\u60f3\u628aBIN\u52a0\u8f7d\u5230IDA\uff0c\u6211\u4eec\u5fc5\u987b\u628ae_machine Elf\u6807\u5934\u503c\u4ece002d\uff08SPARC\uff09\u66f4\u6539\u4e3a0014\uff08PowerPC\uff09\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u7136\u540e\uff0c\u53d6\u51faC2600-BI.BIN.ida\uff0c\u4fee\u6539\u8fd9\u4e2aC2600-BI.BIN.ida\u6587\u4ef6\u7684ELF e_machine\u6807\u5934\uff0c\u63a5\u7740\u628a\u8fd9\u4e2a\u6587\u4ef6\u653e\u5230Windows\u865a\u62df\u673a\u4e0a\u7684IDA\u4e2d\u3002\u5f53\u7136\uff0c\u4f60\u4e5f\u53ef\u4ee5\u91cd\u65b0\u538b\u7f29\u8fd9\u4e2a\u6587\u4ef6\uff0c\u518d\u83b7\u53d6\u4e00\u4e2a\u65b0\u7684C2600-BI.BIN-\u53ea\u662f\u786e\u4fdd\u4f60\u53d6\u51fa\u7684\u6587\u4ef6\u5df2\u7ecf\u628ae_machine\u6807\u8bb0\u8bbe\u7f6e\u4e3a\u4e860014\u3002\u6253\u5f00IDA\uff0832\u4f4d\uff09\uff0c\u9009\u62e9New\uff0c\u628a\u4f60\u7684\u5904\u7406\u5668\u8bbe\u7f6e\u6210PowerPC Bif-Endian [PPC]\uff0c\u7136\u540e\u4e00\u76f4\u7b49\u5230IDA\u5b8c\u6210\u52a0\u8f7d\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728IDA\u52a0\u8f7d\u6587\u4ef6\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5982\u679c\u4f60\u5c1d\u8bd5\u8fdc\u7a0b\u767b\u5f55\u4e00\u53f0Cisco\u8bbe\u5907\uff0c\u4f60\u5c31\u4f1a\u770b\u5230\u63d0\u793a\uff0c\u8981\u6c42\u4f60\u8f93\u5165 \u201c\u5bc6\u7801\u201d\uff0c\u5982\u679c\u4f60\u8f93\u9519\u597d\u51e0\u6b21\uff0c\u4f60\u5c31\u4f1a\u770b\u5230\u9519\u8bef\u4fe1\u606f &#8220;%% Bad passwords\\n\u201d\u3002\u5728\u8fd9\u91cc\u5c31\u8981\u7528\u5230\u5173\u4e8e\u53cd\u6c47\u7f16\u7684\u57fa\u7840\u77e5\u8bc6\u4e86\u3002\u6211\u4eec\u63a5\u4e0b\u6765\u8981\u67e5\u627e\u4e00\u4e9b\u5b57\u7b26\u4e32\uff0c\u627e\u5230XREF\uff08\u4ea4\u53c9\u5f15\u7528\uff09\u7684suo&#8217;yo\u5b50\u4f8b\u7a0b\uff0c\u5e76\u89c2\u5bdf\u90a3\u4e2a\u51fd\u6570\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728IDA\u5b8c\u6210\u52a0\u8f7d\u540e\uff0c\u70b9\u51fbIDA-View-A tab\uff0c\u7136\u540e\u5728\u7a97\u53e3\u4e2d\u7684\u4efb\u610f\u4f4d\u7f6e\u5355\u51fb\uff0c\u5e76\u6309\u4e0b \u2018g\u2019\uff08\u6216\u4f7f\u7528\u6587\u672c\u641c\u7d22\uff09\u3002\u5f53\u6211\u4eec\u5df2\u7ecf\u786e\u5b9a\u4e86\u5728\u5bf9\u8bdd\u6846\u4e2d\u5982\u4f55\u64cd\u4f5c\u540e\uff0c\u6253\u5f00\u7c7b\u578baBadPasswords\uff0c\u5e76\u5355\u51fb\u201cOK\u201d\u3002\u4f60\u5e94\u8be5\u4f1a\u770b\u5230\u4e0b\u56fe\u4e2d\u7684\u5185\u5bb9\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/WVnbl73ya5jBDLC-M_EQlw?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5982\u679c\u4f60\u6ca1\u6709\u627e\u5230\u56fe\u4e2d\u7684\u5185\u5bb9\uff0c\u4f60\u53ef\u4ee5\u5728IDA\u4e2d\u6309\u4e0b\u2019g&#8217;\u6765\u5c1d\u8bd5\u6587\u672c\u641c\u7d22\uff0c\u6216\u8005\u662f\u56e0\u4e3a\uff0cIDA\u8fd8\u6ca1\u6709\u5206\u6790\u5b8c\u4e8c\u8fdb\u5236\u3002\u5982\u679c\u4f60\u67e5\u770b\u5de6\u4e0b\u89d2\uff0c\u8fd9\u91cc\u7684\u6570\u5b57\u5e94\u8be5\u4e0d\u4f1a\u8df3\u52a8\u3002\u4e00\u76f4\u7b49\u5230\u6570\u5b57\u505c\u6b62\u8df3\u52a8\u65f6\uff0cIDA\u4f1a\u63d0\u793a\u4f60\u66f4\u6539\u6d4f\u89c8\u6a21\u5f0f-\u8fd9\u65f6\u5019\u5c31\u4ee3\u8868\u7740IDA\u5c31\u5b8c\u6210\u5206\u6790\u4e86\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728\u8fd9\u4e2a\u53ef\u6267\u884c\u6587\u4ef6\u7684\u53ea\u8bfb\u6570\u636e\u90e8\u5206\u4e2d\uff0c\u6211\u4eec\u5728.rodata:81a414f8\u4e0a\u53d1\u73b0\u4e86\u5b57\u7b26\u4e32 \u201cPassword\u201d\uff1a\u968f\u540e\u6b63\u597d\u662f.rodata:81a41504\uff0c\u5728\u8fd9\u91cc\u6211\u4eec\u53d1\u73b0\u4e86\u6211\u4eec\u5728\u67e5\u627e\u7684&#8221;%% Bad passwords\\n\u201d\u5b57\u7b26\u4e32\u3002\u53cc\u51fbXREF\u5b57\uff0c\u9009\u62e9\u67e5\u627e \u201cPassword\u201d\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u4f60\u5c31\u4f1a\u88ab\u5e26\u5230\u8fd9\u91cc\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/qtLY4jyObcVUmeOUxJepcg?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728\u6211\u4eec\u7ee7\u7eed\u4e4b\u524d\uff0c\u73b0\u5728\u8981\u56de\u987e\u4e00\u4e9b\u5173\u4e8ePowerPC\u6c47\u7f16\u8bed\u8a00\u7684\u57fa\u7840\u77e5\u8bc6\u3002\u53ea\u8981\u4f60\u7a0d\u5fae\u4e86\u89e3\u4e00\u4e9b\u6c47\u7f16\u8bed\u8a00\uff0c\u90a3\u4e48\u4f60\u4e5f\u5c31\u80fd\u5927\u4f53\u660e\u767d\u662f\u4ec0\u4e48\u610f\u601d\u4e86\uff0c\u53ea\u662f\u8981\u8bb0\u4f4f\u4e0b\u9762\u7684\u51e0\u70b9\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tPowerPC\u6307\u4ee4 OP rX, rY, rZ\uff0c\u4f8b\u5982\uff0c\u5982\u679c OP \u662f ADD \uff0c\u7136\u540e\u662fADD \uff0c\u7136\u540e\uff1a rX = rY + rZ\uff0c\u5982\u679cOP\u662f SUB\uff0c\u7136\u540e\uff1arX=rY\u2013rZ\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5927\u591a\u6570\u6307\u4ee4\u7684\u64cd\u4f5c\u987a\u5e8f\u662f\u4ece\u53f3\u5230\u5de6\uff0c\u5e76\u4e14\u6839\u636e\u4f60\u7684\u6c47\u7f16\u5668\u548c\u8c03\u8bd5\u5de5\u5177\uff0c\u5b83\u4eec\u7684\u8303\u56f4\u53ef\u4ee5\u662f2\u52304\u4e2a\u5bc4\u5b58\u5668\u3002\u6bd4\u5982\uff0c\u4e00\u4e2a\u5bf9\u6bd4\u6307\u4ee4\u53ef\u4ee5\u5199\u4f5ccmp crfD, L, rA, rB\uff0c\u4e5f\u5c31\u662fcmp cr7, 0, r3, r4 \u6216 cmp r3, r4\u3002\u7f51\u7edc\u4e0a\u6709\u5f88\u591a\u5173\u4e8ePowerPC\u6c47\u7f16\u8bed\u8a00\u7684\u5728\u7ebf\u6559\u7a0b\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u51e0\u4e4e\u6240\u6709\u7684\u6307\u4ee4\u90fd\u662f\u4ece\u53f3\u5230\u5de6\u5730\u64cd\u4f5c\uff0c\u9664\u4e86\u5b58\u50a8\u64cd\u4f5c\uff0c\u8fd9\u7c7b\u6307\u4ee4\u7684\u64cd\u4f5c\u987a\u5e8f\u662f\u4ece\u5de6\u5230\u53f3\u3002\u4f8b\u5982\uff0c\u628a\u5bc4\u5b58\u5668r3\u4e2d\u67d0\u4e2a\u6570\u636e\u7684\u67d0\u4e2a\u5b57\uff0832b\uff09\u50a8\u5b58\u5230\u6808\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">stw %r3, 0x0(%sp)\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u4e00\u4e9b\u5173\u4e8e PowerPC \u6c47\u7f16\u7684\u57fa\u7840\u77e5\u8bc6\uff1a\u603b\u5171\u670932\u4e2a\u5bc4\u5b58\u5668\uff0cr0-r32\uff0c\u5176\u4e2d\u6709\u51e0\u4e2a\u5f88\u7279\u6b8a\u7684\u3002\u8fde\u63a5\u5bc4\u5b58\u5668\u4e2d\u5305\u542b\u6709\u540e\u7ee7\u6307\u4ee4\u5730\u5740\uff0c\u8fd9\u6837\u5f53\u88ab\u8c03\u7528\u7684\u51fd\u6570\u5b8c\u6210\u6240\u6709\u64cd\u4f5c\u540e\uff0c\u51fd\u6570\u5c31\u4f1a\u77e5\u9053\u8981\u628a\u6267\u884c\u8fd4\u56de\u5230\u4ec0\u4e48\u4f4d\u7f6e\u3002\u4f8b\u5982\uff0c\u5982\u679c\u4f60\u6709\u4e00\u4e2a\u5206\u652f\uff08branch\uff09\u548c\u94fe\u63a5\uff08link\uff09<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">bl _my_function<\/code>\uff0c\u5176\u4f5c\u7528\u5c31\u50cf\u662fx86\u4e0a\u7684&nbsp;<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">ret<\/code>\uff0c<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">bl _my_function<\/code>\u4f1a\u63d0\u53d6\u51fa&nbsp;<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">bl _my_function<\/code>&nbsp;\u6307\u4ee4\u7684\u5f00\u59cb\u5730\u5740\uff0c\u52a04\uff0c\u5e76\u628a\u7ed3\u679c\u50a8\u5b58\u5230\u8fde\u63a5\u5bc4\u5b58\u5668\uff1b\u7136\u540ejmp\u5230 _my_function\u3002\u5728 _my_function\u4e2d\uff0c<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">bl _my_function<\/code>\u4f1a\u8c03\u7528mflr %rX-\u4ece\u8fde\u63a5\u5bc4\u5b58\u5668\u79fb\u52a8\u5230\u5bc4\u5b58\u5668rX\uff0c\u5e76\u4fdd\u5b58\uff0c&#8230;\u8fd0\u884c\u6574\u4e2a_my_function\uff0c\u5e76\u4e14\u6700\u540e\u8c03\u7528 mtlr %rX-\u79fb\u52a8\u5230\u8fde\u63a5\u5bc4\u5b58\u5668\uff0c\u7136\u540e\u8c03\u7528\u4e00\u4e2ablr-\u8fde\u63a5\u5bc4\u5b58\u5668\u4e0a\u7684\u5206\u652f\u3002\u8fd9\u6837\u53ef\u4ee5\u4ece %rX\u4e2d\u63d0\u53d6\u51fa\u5df2\u7ecf\u4fdd\u5b58\u7684\u8fde\u63a5\u5bc4\u5b58\u5668\u5730\u5740\uff0c\u7136\u540e\u8c03\u7528\u8fde\u63a5\u5bc4\u5b58\u5668\u4e0a\u7684\u5206\u652f-\u4e5f\u5c31\u662f\u8bf4\uff0c\u628a\u7a0b\u5e8f\u8ba1\u6570\u5668\u8bbe\u7f6e\u5230\u8fde\u63a5\u5bc4\u5b58\u5668\u4e2d\u50a8\u5b58\u7684\u5730\u5740\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tbl _my_function<br style=\"box-sizing:border-box;\" \/><br \/>\ncmp %r3, 0\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tstw %rX, memY \uff1a\u6240\u6709\u7684 stw* \u64cd\u4f5c\u4ee3\u7801\u90fd\u662f\u7528\u4e8e\u50a8\u5b58\u6570\u636e\uff0c\u5e76\u4e14\u4ece\u5de6\u5411\u53f3\u6267\u884c\u3002 lwz %r4, -0xc(%sp)\uff1a\u6240\u6709\u7684 lw* \u64cd\u4f5c\u4ee3\u7801\u90fd\u662f\u4e3a\u4e86\u52a0\u8f7d\u6570\u636e\uff0c\u5e76\u4e14\u4ece\u53f3\u5411\u5de6\u6267\u884c\u3002%r1 \u548c %sp \u662f\u540c\u4e00\u56de\u4e8b\uff1b\u57fa\u672c\u4e0a\uff0cr1 \u5c31\u662f\u4e00\u4e2a\u865a\u5047\u7684\u6808\u6307\u9488\u3002\u51fd\u6570\u7684\u8fd4\u56de\u503c\u901a\u5e38\u4f1a\u653e\u5230r3\u4e2d\uff0c\u5e76\u4e14r3\u7ecf\u5e38\u7528\u4f5c\u51fd\u6570\u7684\u7b2c\u4e00\u4e2a\u53c2\u6570\uff0c\u63a5\u4e0b\u6765\u662fr4\uff0cr5\uff0cr6 &#8230;\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u4f60\u53ef\u5728\u5927\u90e8\u5206\u7684\u64cd\u4f5c\u4ee3\u7801\u4e0a\u8bbe\u7f6e\u6761\u4ef6\u5bc4\u5b58\u5668\uff0c\u901a\u8fc7\u9644\u4e0a\u671f\u9650\u7684\u65b9\u5f0f\uff1b\u4f8b\u5982\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">0000 xor. %r4, %r4, %r4     # r4 = 0, \u5e76\u8bbe\u7f6e\u4e00\u4e2a\u6761\u4ef6\u5bc4\u5b58\u5668\n0001 bnel _strcmp           # \u4e0d\u8df3\u8f6c\uff0c\u4f46\u662f\u4fdd\u5b58LR- \u5206\u652f\u7528\u4e8e\u4e0d\u4f1a\u6b63\u786e\n0002 mflr %r4               # \u5c06*\u8fd9\u4e2a* \u5730\u5740 (0002) \u79fb\u52a8\u5230 r4\n0004 addi %r4, %r4, 8       # (# \u4ecemflr\u5f00\u59cb\u7684\u884c)*4 ; \u73b0\u5728 r4 \u6307\u5411\u4e86\u5b57\u7b26\u4e32\n0005 .ascii \"Iminlovewithamaliciousintent\" 0006 .long 0x0\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u518d\u6b21\u8bf4\u4e00\u4e0b\uff0c\u7f51\u4e0a\u6709\u5f88\u591a\u5173\u4e8ePowerPC\u6c47\u7f16\u7684\u5728\u7ebf\u6559\u7a0b\u3002\u76ee\u524d\uff0c\u4f60\u53ea\u9700\u8981\u5927\u6982\u6e05\u695a\u6211\u4eec\u5728\u5e72\u4ec0\u4e48\u5c31\u53ef\u4ee5\u3002\u4efb\u4f55\u65f6\u5019\u53ea\u8981\u4f7f\u7528b*1\u6765\u8c03\u7528\u51fd\u6570\u65f6\uff0c\u7ed3\u5c3e\u76841\u6307\u7684\u5c31\u662f\u628a\u8fde\u63a5\u5bc4\u5b58\u5668\u8bbe\u7f6e\u4e3a\u8c03\u7528\u6307\u4ee4\u540e\u7684\u4e0b\u4e00\u4e2a\u6307\u4ee4\u7684\u503c\u3002\u7136\u540e\uff0c\u4f7f\u7528\u51fd\u6570\u4e2d\u7684blr-\u8fde\u63a5\u5bc4\u5b58\u5668\u4e0a\u7684\u5206\u652f\uff0c\u8fd4\u56de\u4f7f\u7528\u8fde\u63a5\u5bc4\u5b58\u5668\uff0c\u4e5f\u662f\u901a\u8fc7\u544a\u8bc9\u51fd\u6570\u5e94\u8be5\u5728\u54ea\u91cc\u8bbe\u7f6e\u7a0b\u5e8f\u8ba1\u6570\u5668\u3002mflr-\u79fb\u51fa\u8fde\u63a5\u5bc4\u5b58\u5668-\u6bcf\u5f53\u4f60\u60f3\u8981\u4fdd\u5b58\u8fde\u63a5\u5bc4\u5b58\u5668\u7684\u65f6\u5019\uff0c\u4f60\u53ef\u4ee5\u8c03\u7528mflr %rX\uff0c\u51fd\u6570\u5c31\u4f1a\u628a\u8fde\u63a5\u5bc4\u5b58\u5668\u4fdd\u5b58\u5230rX\u3002mtlr-\u79fb\u52a8\u5230\u8fde\u63a5\u5bc4\u5b58\u5668\uff0c\u4f60\u53ef\u4ee5\u8bbe\u7f6emtlr\uff0c\u7136\u540e\u8c03\u7528blr\u5e76\u8df3\u8f6c\u5230\u8fd9\u4e2a\u5730\u5740\uff0c\u65e0\u8bba\u662f\u76f8\u5bf9\u5730\u5740\u8fd8\u662f\u7edd\u5bf9\u5730\u5740\u3002mr-\u79fb\u52a8\u5bc4\u5b58\u5668\uff0c\u4e5f\u662f\u4ece\u53f3\u5411\u5de6\u64cd\u4f5c\u3002\u56e0\u4e3a\u6240\u6709\u7684\u6307\u4ee4\u90fd\u662f4\u5b57\u8282\u62161\u4e2a\u5b57\uff0c\u6240\u4ee5\uff0c\u4f60\u9700\u8981\u4e24\u6761\u6307\u4ee4\u624d\u80fd\u5728PowerPC\u4e0a\u628a\u4e00\u4e2a32\u4f4d\u7684\u503c\u52a0\u8f7d\u6210\u4e00\u4e2a\u5b57\u3002\u5b8c\u6210\u8fd9\u9879\u64cd\u4f5c\u7684\u65b9\u5f0f\u6709\u5f88\u591a\uff0c\u4f46\u662f\u6700\u666e\u904d\u7684\u8fd8\u662f\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/sxETUum3ZHXtZrHLdRZ5QQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u73b0\u5728\uff0cr4=0x80008000\u3002\u5927\u90e8\u5206\u7684\u64cd\u4f5c\u4ee3\u7801\u4f1a\u4f7f\u7528\u4e00\u4e2aw\u6765\u6307\u4ee3\u5b57\uff0c\u6216\u7528b\u6765\u6307\u4ee3\u5b57\u8282\uff0c\u7528z\u6765\u6307\u4ee3\u96f6\u586b\u5145\uff0c\u7528i\u6307\u4ee3\u7acb\u523b\uff0c\u6216\u8005\u662f\u7efc\u5408\u4f7f\u7528\u3002\u77e5\u9053\u4e86\u8fd9\u4e9b\u5c31\u8db3\u591f\u7406\u89e3\u4e0b\u9762\u7684\u64cd\u4f5c\u4e86\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u8fd4\u56de\u5230IDA\uff0c\u53cc\u51fbDATA XREF\uff1asub_803BD4C0+38\uff0c\u5f00\u59cb\u89c2\u5bdfloc_803bd4f4\u4e0a\u7684\u51fd\u6570\uff1b\u51fd\u6570\u628a\u4e00\u4e2a0\u52a0\u8f7d\u5230\u4e86r30\uff0c\u7136\u540e\u628a\u201cPassword:\u201d\u5b57\u7b26\u4e32\u7684\u5927\u5199\u5b57\u8282\u52a0\u8f7d\u5230\u4e86r27\u3002\u5728\u4e0b\u9762\u7684loc_803bd4fc\u4e0a\uff0c\u5c0f\u5199\u5b57\u8282\u50a8\u5b58\u5230\u4e86r6\uff0c\u6240\u4ee5\u6211\u4eec\u53ef\u4ee5\u63a8\u6d4b\uff0c\u4e0b\u4e00\u4e2a\u88ab\u8c03\u7528\u7684\u51fd\u6570\u5c31\u4f1a\u663e\u793a\u8fd9\u4e2a\u5b57\u7b26\u4e32\u3002\u5982\u679c\uff0c\u8fd9\u662f\u4e00\u4e2a\u767b\u5f55\u51fd\u6570\uff0c\u6211\u4eec\u53ea\u9700\u8981\u7528\u4e24\u6b65\u5c31\u8df3\u51fa\u8fd9\u4e2a\u51fd\u6570\uff1a\u5f53r3\u7b49\u4e8e0\u65f6\uff0c beq loc_803bd540\u4f1a\u8fdb\u5165\u53e6\u4e00\u90e8\u5206\uff0c\u83b7\u53d6\u4f20\u9012\u5230\u51fd\u6570\uff08addi r3, r1, 0x70+var_68\uff09\u7684\u67d0\u4e2a\u503c\uff0c\u63a5\u7740\u63d0\u53d6\u53e6\u5916\u7684\u4e24\u4e2ar4\u548cr5\u3002\u6211\u4eec\u63a5\u4e0b\u6765\u5c31\u8981\u4ed4\u7ec6\u5730\u89c2\u5bdf\u8fd9\u4e2a\u51fd\u6570\uff0c\u5176\u5f00\u59cb\u4ee3\u7801\u662f<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">addi r3, r1, 0x70+var_68<\/code>\u3002\u63a5\u4e0b\u6765\uff0c\u5f53\u8fd4\u56de\u7684r3\u4e0d\u7b49\u4e8e0\u65f6\uff0c\u6211\u4eec\u5c31\u8df3\u51fa\u4e86\u51fd\u6570\u8c03\u7528<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">bl sub_80385070<\/code>\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/GHLYNrVCMsY_OK_SzVi5fQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u8981\u60f3\u628a\u5730\u5740\u4eceIDA\u8f6c\u6362\u5230objdump \uff0c\u9996\u5148\u7528objdump\u6765\u5904\u7406\u8fd9\u4e2a\u6587\u4ef6\uff0c\u5e76\u627e\u5230\u4ee3\u7801\u7684\u5f00\u59cb\u4f4d\u7f6e\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/RCthmkAm_jIGqBJ2FIjA2w?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728\u8fd9\u4e2a\u4e8c\u8fdb\u5236\u4e2d\uff0c\u4ee3\u7801\u662f\u4ece0x60\u5f00\u59cb\u7684\uff0c\u53d6\u51fa\u8fd9\u4e2a\u5730\u5740\uff0c\u51cf\u53bb0x80008000\u7684\u57fa\u5740\uff0c\u518d\u52a0\u4e0a0x60\uff0c\u8fd9\u6837\u4f60\u5c31\u83b7\u5f97\u4e86\u4f60\u7684objdump\u5730\u5740\u3002\u9700\u8981\u8bb0\u4f4f\u7684\u662f\uff0c\u8fd9\u4e2a0x60\u662f\u4ece\u54ea\u91cc\u6765\u7684\uff0c\u56e0\u4e3a\u5728\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8fd8\u4f1a\u591a\u6b21\u7528\u5230\u8fd9\u4e2a\u5730\u5740\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/fER2SzM028MO9Z2oBDgp5w?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5e76\u4e14\uff0c\u8981\u60f3\u628a\u5730\u5740\u4eceobjdump\u9006\u5411\u56deIDA\uff0c\u9700\u8981\u7528objdump\u7684\u5730\u5740\u52a0\u4e0a\u57fa\u57400x80008000\uff0c\u7136\u540e\u51cf\u53bb0x60\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/vKjw6O0bXIDCDA_cIpl1nQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5982\u679c\u4f60\u60f3\u4f7f\u7528objdump\u6765\u67e5\u627e\u4f4d\u7f6e\u6216\u5730\u5740\uff0c\u53ea\u7528\u8bb0\u4f4fobjdump\u8f93\u51fa\u4e2d\u5c0f\u5199\u7684\u4fe1\u606f\uff0c\u4ee5\u53caIDA\u4e2d\u5927\u5199\u7684\u4fe1\u606f\uff0c\u8fd9\u6837\u5c31\u80fd\u901a\u8fc7objdump\u6765\u67e5\u627e\u5730\u5740\u4e86\uff08\u6700\u591a\u4f7f\u7528\u51e0\u4e2a\u53e5\u5b50\u7684\u5b57\u8282\uff09\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/4IfuKj6OouHzE6jBl2m78Q?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u73b0\u5728\u6211\u4eec\u8981\u6253\u5f00PowerPC QEMU\uff0c\u4e00\u4e2a\u7a97\u53e3\u8fd0\u884c\u6211\u4eec\u57fa\u4e8ePowerPC\u7684Debian\u955c\u50cf\uff0c\u5728\u53e6\u4e00\u4e2a\u7a97\u53e3\u4e2d\u8fd0\u884c\u914d\u7f6e\u6709GDB stub\u7684Dynamips\uff0c\u7136\u540e\u901a\u8fc7QEMU\u4e2d\u7684GDB\u6765\u8fdc\u7a0b\u8c03\u8bd5Dynamips IOS\u5b9e\u4f8b\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728Dynamips\u4e2d\uff0c\u6211\u4eec\u4f1a\u5728\u7aef\u53e36666\u4e0a\u542f\u52a8GDB stub\uff0c\u5e76\u4e14\u8bbe\u7f6e\u4e00\u4e2atap 1\u63a5\u53e3\uff0c\u8fd9\u6837\u6211\u4eec\u5c31\u80fd\u901a\u8fc7\u865a\u62df\u7f51\u7edc\u4e0e\u865a\u62df\u8def\u7531\u5668\u901a\u8baf\u4e86\u3002\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[ 3812149161f@decay ]# tunctl -t tap1\n[ 3812149161f@decay ]# ifconfig tap1 up\n[ 3812149161f@decay ]# ifconfig tap1 192.168.9.1\/24\n[ 3812149161f@decay ]# .\/dynamips-gdb-mod\/dynamips -Z 6666 -j -P 2600 -t 2621 -s 0:0:tap:tap1 -s 0:1:linux_eth:eth0 \/path\/to\/C2600-BI.BIN\nCisco Router Simulation Platform (version 0.2.8-RC2-amd64) Copyright (c) 2005-2007 Christophe Fillot.\nBuild date: Sep 21 2015 00:35:24\nIOS image file: \/path\/to\/C2600-BI.BIN ILT: loaded table \"mips64j\" from cache. ILT: loaded table \"mips64e\" from cache. ILT: loaded table \"ppc32j\" from cache. ILT: loaded table \"ppc32e\" from cache. C2600 instance 'default' (id 0):\nVM Status : 0\nRAM size : 64 Mb\nNVRAM size : 128 Kb\nIOS image : \/path\/to\/C2600-BI.BIN\nLoading BAT registers\nLoading ELF file '\/path\/to\/C2600-BI.BIN'...\nELF entry point: 0x80008000\nC2600 'default': starting simulation (CPU0 IA=0xfff00100), JIT disabled. GDB Server listening on port 6666.\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6253\u5f00\u53e6\u4e00\u4e2a\u7ec8\u7aef\u7a97\u53e3\uff0c\u5e76\u8fd0\u884cQEMU\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[ 3812149161f@decay ]# qemu-system-ppc -m 768 -hda debian_wheezy_powerpc_standard.qcow2\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u4e00\u65e6\u542f\u52a8\u5e76\u4f5c\u4e3a\u6839\u7528\u6237\u767b\u5f55\uff1aroot\u5e76\u6267\u884c\u524d\u9762\u63d0\u5230\u7684SSH\u7aef\u53e3\u8f6c\u53d1\uff0c\u56e0\u4e3a\u8fd9\u6837\u8fd9\u6837\u80fd\u66f4\u65b9\u4fbf\u5730\u4e0e\u865a\u62df\u673a\u901a\u8baf\u4e86\u3002\u53ea\u8981\u4f60\u767b\u5f55\u4e86\uff08\u65e0\u8bba\u662f\u54ea\u79cd\u65b9\u5f0f\uff09\uff0c\u5c31\u6253\u5f00GDB\u5e76\u8fde\u63a5\u5230Dynamips\u5b9e\u4f8b\uff08X.X.X.X \u662f\u8fd0\u884cDynamips\u7684IP\u5730\u5740\uff09\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[debian@ppc ] # gdb -q\n(gdb) target remote X.X.X.X:6666 \nRemote debugging using X.X.X.X:6666 \n0xfff00100 in ?? ()\n(gdb)\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6b64\u65f6\uff0cDynamips\u6b63\u5728\u8fd0\u884cIOS\uff0c\u5728\u7aef\u53e36666\u4e0a\u8fd8\u6709\u4e00\u4e2a\u8c03\u8bd5stub\uff0c\u5e76\u4e14\u6211\u4eec\u4e5f\u8fde\u63a5\u5230\u4e86PowerPC Debian\u865a\u62df\u673a\u3002\u63a5\u4e0b\u6765\uff0c\u9996\u5148\u4ece\u6211\u4eec\u8ba4\u4e3a\u7684\u51fd\u6570\u8d77\u59cb\u4f4d\u7f6e\u5f00\u59cb\uff0c\u4e5f\u5c31\u662f\u5728IDA-\u89c6\u56fe A\u4e2d\u7a81\u51fa\u663e\u793a\u7684\u90a3\u4e00\u884c<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">addi r3, r1, 0x70+var_68<\/code>\uff0c\u7136\u540e\u5728\u5341\u516d\u8fdb\u5236\u89c6\u56fe\u4e0b\u89c2\u5bdf\u8fd9\u4e2a\u5730\u5740\uff0c\u5728\u8fd9\u91cc\u662f0x803bd528\uff0c\u5728GDB\u4e2d\u89c2\u5bdf\u8fd9\u4e2a\u5730\u5740\uff0c\u5e76\u9a8c\u8bc1\u4f60\u662f\u5426\u662f\u5728\u540c\u4e00\u4e2a\u7aef\u53e3\u4e2d\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728IDA\u4e2d\u5bf9\u6bd4\u6307\u4ee4\u548c\u5730\u5740\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/jT_32JCDDGmpQe3HMLhctA?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728GDB\u4e2d\u53d1\u73b0\u7684\u6307\u4ee4\u548c\u5730\u5740\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/sQrcZIqkPYwvWxInxc0yNA?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728\u4e0d\u540c\u7684\u8c03\u8bd5\u5de5\u5177\u4e2d\uff0c\u64cd\u4f5c\u4ee3\u7801\u770b\u8d77\u6765\u4e5f\u662f\u4e0d\u4e00\u6837\uff0c\u65e0\u8bba\u4f60\u4f7f\u7528\u7684\u662f\u4ec0\u4e48\u7248\u672c\u7684\u8c03\u8bd5\u7a0b\u5e8f\uff0c\u9002\u5e94\u4e86\u5c31\u597d\u3002\u770b\u8d77\u6765\u50cf\u662f\u5728\u540c\u4e00\u4e2a\u4f4d\u7f6e\u4e0a\uff0c\u6240\u4ee5\u4f60\u9700\u8981\uff1a 1. \u5728\u63a5\u53e3\u4e0a\u8bbe\u7f6e\u4e00\u4e2aIP\u5730\u5740\uff0c\u5e76\u5728VTY\u7ebf\u8def\u4e0a\u8bbe\u7f6e\u4e00\u4e2a\u5bc6\u7801 2. \u4fdd\u5b58\u8def\u7531\u5668\u914d\u7f6e 3. 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\uff0c\u8fd9\u6837Dynamips\u4e2d\u7684\u8def\u7531\u5668\u5b9e\u4f8b\u5c31\u53ef\u4ee5\u7ee7\u7eed\u542f\u52a8\u4e86\uff0c\u63a5\u7740\u5207\u6362\u56deDynamips\u7a97\u53e3\uff0c\u53ea\u8981\u8def\u7531\u5668\u542f\u52a8\u5b8c\u6210\uff0c\u5c31\u8f93\u5165\u57fa\u672c\u914d\u7f6e\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/HUdUBJqJN3IyWmOhypsD4w?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 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30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/eZcXrnTuikyNd4SeTBGR8Q?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5982\u679c\u503c\u4e0d\u5339\u914d\uff08\u201c\u5206\u652f\u4e0d\u76f8\u7b49\u201dbranch not equal\uff09\uff0c\u51fd\u6570\u5c31\u4f1a\u524d\u8fdb\u52300x803bd4ec\u3002\u5728\u5206\u652f\u6307\u4ee4\u4e0a\u8bbe\u7f6e\u65ad\u70b9\uff0c\u5e76\u89c2\u5bdfr3\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/vLJKgjYiQciiWswwow7plQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u56e0\u4e3a\u6211\u4eec\u8f93\u5165\u7684\u5bc6\u7801\u4e0d\u6b63\u786e\uff0c\u5e76\u4e14r3\u7684\u503c\u662f0\uff0c\u73b0\u5728\u6211\u4eec\u77e5\u9053\u4e86\u8981\u60f3\u767b\u5f55\u6210\u529f\uff0c\u8fd9\u4e2a\u503c\u5fc5\u987b\u4e0d\u76f8\u7b49\u3002\u5728GDB\u4e2d\u6309\u4e0b \u2018c&#8217;\uff0c\u7136\u540e\u8fd4\u56detelnet\u7a97\u53e3\uff0c\u8fd9\u6b21\u8f93\u5165\u6b63\u786e\u7684\u5bc6\u7801\uff0c\u6309\u4e0b\u56de\u8f66\uff0c\u5e76\u8fd4\u56de\u5230GDB\u7a97\u53e3\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/Xkld0QoHusHtL6XB2advVw?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 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0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/5fof2t2SZutQEng2anEX5A?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6211\u4eec\u60f3\u8981\u627e\u5230objdump\u6307\u4ee4\uff08bne\uff09\uff0c\u8fd9\u6837\u7684\u8bdd\u6211\u4eec\u5c31\u53ef\u4ee5\u7528ht\u6765\u7f16\u8f91\u6307\u4ee4\uff0c\u4fee\u6539\u5176\u5bf9\u6bd4\u6d4b\u8bd5\u3002\u8fd4\u56de\u5230IDA\uff0c\u628a\u9f20\u6807\u79fb\u52a8\u5230<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">bne loc_803bd4ec<\/code>\u4e0a\uff0c\u7136\u540e\u5728\u5341\u516d\u8fdb\u5236\u89c6\u56fe\u4e0b\u67e5\u770b\u3002\u590d\u5236\u6574\u884c\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">803BD53C 40 82 FF B0 80 1F 01 50 70 09 02 00 40 82 00 1C\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u75280x803bd53c\u7684\u5730\u5740\u4f4d\u7f6e\u504f\u79fb\u51cf\u53bbCisco\u57fa\u5740 0x80008000\uff0c\u518d\u52a0\u4e0a0x60 objdump\u8f93\u51fa\u4e2d\u4ee3\u7801\u7684\u8d77\u59cb\u4f4d\u7f6e\u504f\u79fb\u3002\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[ 3812149161f@decay ]# pcalc 0x803BD53C - 0x80008000 + 0x60     \n\n3888540 0x3b559c 0y1110110101010110011100\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6211\u4eec\u60f3\u8981\u4fee\u6539\u7684\u4f4d\u7f6e\u5c31\u662f\u4e8c\u8fdb\u5236\u6587\u4ef6\u4e2d\u76840x3b559c\u5730\u5740\u3002\u9996\u5148\uff0c\u6211\u4eec\u5fc5\u987b\u627e\u5230\u64cd\u4f5c\u4ee3\u7801\uff0c\u53ea\u7528\u5728QEMU\u865a\u62df\u673a\u4e0a\u5199\u4e00\u4e2a\u7b80\u5355\u7684\u6c47\u7f16\u7a0b\u5e8f\u5c31\u884c\u3002\u4e3a\u4e86\u66f4\u597d\u7684\u7406\u89e3\u6211\u4eec\u8981\u67e5\u627e\u7684\u8fd9\u4e2a\u64cd\u4f5c\u4ee3\u7801\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/sU0UsDFy-e_dfER0kaO_jA?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u524d6\u4e2a\u5b57\u8282\u662f\u6211\u4eec\u7684\u64cd\u4f5c\u4ee3\u7801\u3002\u6240\u4ee5\uff0c\u6211\u4eec\u9700\u8981\u5199\u4e00\u5bf9\u513f\u7b80\u5355\u7684\u6c47\u7f16\u7a0b\u5e8f\uff0c\u4e00\u4e2a\u7528bne\u6307\u4ee4\uff08\u5206\u652f\u4e0d\u76f8\u7b49\uff09\uff0c\u53e6\u4e00\u4e2a\u7528beq\u6307\u4ee4\uff08\u5f53\u5206\u652f\u76f8\u7b49\u65f6\uff09\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/Kk90-ec5nxqn1OTjYsIY7g?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u64cd\u4f5c\u4ee3\u7801\u662f\u524d6\u4f4d-0100 00\u62160x40\u3002\u73b0\u5728\uff0c\u6211\u4eec\u8981\u4f7f\u7528\u76f8\u540c\u7684\u65b9\u6cd5\u6765\u67e5\u627ebeq\u7684\u64cd\u4f5c\u4ee3\u7801\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/CV9zh8OCmvbWFQcBmBU5hQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u80fd\u770b\u5230bne\u64cd\u4f5c\u4ee3\u7801\uff08\u5206\u652f\u4e0d\u76f8\u7b49\uff09\u662f0x40\uff0c\u800cbep\u64cd\u4f5c\u4ee3\u7801\uff08\u5f53\u5206\u652f\u76f8\u7b49\u65f6\uff09\u662f0x41\u3002\u6211\u4eec\u77e5\u9053bne\u6307\u4ee4\u7684\u4f4d\u7f6e\u662f 0x3b559c\uff0c\u5728ht\u4e2d\u6253\u5f00C2600-BI.BIN\uff0c\u5e76\u628a0x40\u4fee\u6539\u4e3a0x41\u3002\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[ 3812149161f@decay ]# ht C2600-BI.BIN\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6309\u4e0bF5\uff0c\u5e76\u8f93\u51650x3b559c\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/QcqoeIM6Pl8ERt1VS6nqlw?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u4e00\u5b9a\u8981\u8ba9\u9f20\u6807\u6307\u9488\u505c\u572840\u4e0a\uff0c\u6309\u4e0bF4\u8fdb\u884c\u7f16\u8f91\uff0c\u628a40\u66f4\u6539\u621041\uff0c\u6309\u4e0bF2\u4fdd\u5b58\uff0c\u7136\u540e\u6309F10\u9000\u51fa\u3002\u73b0\u5728\u628a\u6587\u4ef6\u518d\u52a0\u8f7d\u56deDynamips\uff0c\u901a\u8fc7GDB\u8fde\u63a5\u5230\u6587\u4ef6\uff0c\u5e76\u9a8c\u8bc1\u4fee\u6539\u662f\u4e0d\u662f\u751f\u6548\u4e86\u3002\n<\/p>\n<p 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0x803bd4ec\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u9664\u4e86\u771f\u6b63\u7684\u5bc6\u7801\uff0c\u8f93\u5165\u5176\u4ed6\u4efb\u4f55\u7684\u5bc6\u7801\u90fd\u80fd\u591f\u8bbf\u95ee\u5230\u8def\u7531\u5668\u3002\u518d\u6b21\u6309\u4e0b\u2019c\u2019\uff0c\u5e76\u5141\u8bb8\u8def\u7531\u5668\u7ee7\u7eed\u542f\u52a8\u3002\u4e00\u65e6\u542f\u52a8\u5b8c\u6210\uff0c\u4f60\u5c31\u53ef\u4ee5\u4f7f\u7528\u4efb\u610f\u7684\u5bc6\u7801\u6765\u767b\u5f55\u8def\u7531\u5668\u4e86\u3002\u4e3a\u4e86\u8bc1\u660e\u8fd9\u4e00\u70b9\uff0c\u6211\u5199\u4e86\u4e00\u4e2a\u7b80\u5355\u7684Expect\u811a\u672c\uff0c\u8fd9\u6837\u4f60\u5c31\u80fd\u5728\u5c4f\u5e55\u4e0a\u770b\u5230\u8def\u7531\u5668\u6b63\u5728\u63a5\u6536\u4ec0\u4e48\u5bc6\u7801\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/bsekdCJJofM5UtV3JSj-ow?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u7136\u540e\uff0c\u4f7f\u7528\u8fd9\u4e2a\u811a\u672c\u6211\u4eec\u5c31\u80fd\u8fde\u63a5\u5230\u8def\u7531\u5668\u3002\u6211\u8fd9\u6837\u505a\u53ea\u662f\u4e3a\u4e86\u80fd\u770b\u5230\u53d1\u9001\u5230\u8def\u7531\u5668\u4e0a\u5e76\u88ab\u8def\u7531\u5668\u63a5\u6536\u7684\u5bc6\u7801\uff0c\u56e0\u4e3a\u5982\u679c\u4e0d\u4f7f\u7528\u8fd9\u4e2a\u811a\u672c\uff0c\u5c4f\u5e55\u4e0a\u4ec0\u4e48\u4fe1\u606f\u90fd\u4e0d\u4f1a\u663e\u793a\u3002\u53e6\u5916\u4e00\u70b9\u662f\uff0c\u5728\u4f7f\u7528\u8fd9\u4e2a\u811a\u672c\u7684\u65f6\u5019\uff0c\u771f\u6b63\u7684\u5bc6\u7801\u4e5f\u80fd\u53d1\u6325\u4f5c\u7528\uff0c\u4f46\u662f\u5c31\u4e0d\u80fd\u4f7f\u7528telnet\u767b\u5f55\u4e86\u3002\u539f\u56e0\u662f\u8fd9\u4e2a\u811a\u672c\u4f1a\u53d1\u9001\u989d\u5916\u7684\u5b57\u7b26\u4f5c\u4e3a\u4e00\u4e2a\u65b0\u7684\u6362\u884c\u7b26\uff0c\u8fd9\u4e2a\u6362\u884c\u7b26\u5728\u63a5\u6536\u540e\u4f1a\u4f5c\u4e3a\u5bc6\u7801\uff0c\u4f60\u80fd\u770b\u5230\u7b2c\u4e00\u6b21\u5c1d\u8bd5\u5931\u8d25\u4e86\uff0c\u7136\u540e\u63a5\u6536\u4e86\u7b2c\u4e8c\u6b21\u5c1d\u8bd5\u3002\n<\/p>\n<p 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0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6b64\u65f6\uff0c\u6211\u4eec\u5df2\u7ecf\u9996\u6b21\u6210\u529f\u4fee\u6539\u4e86IOS\u4e8c\u8fdb\u5236\uff0c\u5141\u8bb8\u6211\u4eec\u4f7f\u7528\u4efb\u4f55\u5bc6\u7801\u6765\u767b\u5f55\u5230VTY\u7ebf\u8def\u4e0a\uff0c\u5f53\u7136\u9664\u4e86\u771f\u6b63\u7684\u5bc6\u7801\u3002\u867d\u7136\uff0c\u6211\u4eec\u5df2\u7ecf\u5f88\u597d\u5730\u8bc1\u660e\u4e86\u4fee\u6539ISO\u4e8c\u8fdb\u5236\u662f\u53ef\u80fd\u7684\uff0c\u4f46\u662f\u8fd8\u8fdc\u6ca1\u6709\u8fbe\u5230\u80fd\u5728\u771f\u5b9e\u73af\u5883\u4e2d\u5e94\u7528\u7684\u7ea7\u522b\u3002\u73b0\u5728\u6211\u4eec\u8981\u5199\u4e00\u4e9b\u5b9e\u9645\u7684\u4e1c\u897f\uff0c\u8ba1\u5212\u5982\u4e0b\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6211\u4eec\u4f1a\u5728\u53ea\u8bfb\u6570\u636e\u533a\uff08.rodata\uff09\u4e2d\u627e\u5230\u4e00\u4e2a\u8db3\u591f\u5927\u7684\u4f4d\u7f6e\u6765\u5b58\u653e\u6211\u4eec\u7684\u6c47\u7f16\u4ee3\u7801\uff0c\u6211\u4eec\u4f1a\u4f7f\u7528\u6211\u4eec\u81ea\u5df1\u7f16\u8bd1\u7684\u4ee3\u7801\u6765\u8986\u76d6\u90a3\u91cc\u7684\u5b57\u7b26\u4e32\uff0c\u7136\u540e\u628a\u653e\u7f6e\u4e8c\u8fdb\u5236\u4fee\u6539\u7684\u533a\u57df\u66f4\u6539\u6210\u53ef\u6267\u884c\u7684\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u4f1a\u4f7f\u7528\u81ea\u5df1\u7684\u51fd\u6570\u6765\u66ff\u6362\u5bc6\u7801\u68c0\u67e5\u51fd\u6570\uff0c\u5bc6\u7801\u68c0\u67e5\u51fd\u6570\u6267\u884c\u7684\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u5b57\u7b26\u4e32\u5bf9\u6bd4\uff0c\u6bd4\u8f83\u7684\u662f\u6211\u4eec\u5728\u6c47\u7f16\u7a0b\u5e8f\u4e2d\u7f16\u8bd1\u7684\u9759\u6001\u5bc6\u7801\uff0c\u5982\u679c\u5bf9\u6bd4\u7ed3\u679c\u662f\u5339\u914d\uff0c\u5c31\u4f1a\u5411\u5bc6\u7801\u68c0\u67e5\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u6210\u529f\uff1b\u5982\u679c\u4e0d\u5339\u914d\uff0c\u5219\u4fee\u590d\u771f\u6b63\u51fd\u6570\u7684\u6240\u6709\u53c2\u6570\uff0c\u7136\u540e\u518d\u8c03\u7528\u771f\u6b63\u7684\u51fd\u6570\u3002\n<\/p>\n<p 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0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/qdNXpUBs-qvJemRze-Ahig?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6211\u5199\u7684\u8fd9\u4e9b\u4e1c\u897f\u53ef\u4ee5\u7528\u4e8e\u672c\u5730\u6d4b\u8bd5\u3002\u4f46\u662f\u6211\u4eec\u60f3\u5728\u771f\u5b9e\u73af\u5883\u4e2d\u6765\u611f\u67d3\u767b\u5f55\u51fd\u6570\uff0c\u6240\u4ee5\uff0c\u6211\u4eec\u9700\u8981\u4ece\u5934\u518d\u6765\uff0c\u4e00\u76f4\u5230\u6700\u540e\u7684rootkit\u5bc6\u7801\uff0c\u6700\u540e\uff0c\u5728rkPass\u540e\u4ee500 00 00 00\u7ed3\u675f\u3002\u6211\u4eec\u9700\u8981\u6c47\u7f16\u548c\u8fde\u63a5\u6211\u5199\u7684\u8fd9\u4e2a\u4e1c\u897f\uff0c\u7136\u540e\u4f7f\u7528objdump\u6765\u8f6c\u50a8\u6211\u4eec\u9700\u8981\u7684\u5b57\u8282\uff0c\u7136\u540e\u66ff\u6362\u6210\u6211\u4eec\u7684\u5b57\u8282\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728\u770b\u5230\u4e86\u5730\u5740<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">b 0x00000000<\/code>\u540e\uff0c\u6211\u4eec\u51b3\u5b9a\u8981\u5f04\u660e\u767d\u5728\u8fd9\u91cc\u90fd\u53d1\u751f\u4e86\u4ec0\u4e48\u3002\u9996\u5148\uff0c\u4f7f\u7528\u548c\u524d\u9762\u76f8\u540c\u7684\u65b9\u6cd5\uff0c\u660e\u786e\u70b9\u5bf9\u70b9\u5b57\u7b26\u4e32\u4e0a\u7684 \u201cAll\u201d\u5b57\u5bf9\u5e94\u5728objdump\u4e2d\u7684\u4ec0\u4e48\u4f4d\u7f6e\uff1a\u7528\u5b57\u7b26\u4e320x81b68928\u7684\u4f4d\u7f6e\u5730\u5740\u51cf\u53bb0x8000800\u7684\u57fa\u5740\uff0c\u52a0\u4e0aobjdump 0x60\u4e2d\u4ee3\u7801\u7684\u8d77\u59cb\u4f4d\u7f6e\u504f\u79fb\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/EonnycGdC4Mtrks2IRvVjA?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u9996\u5148\u7f16\u8bd1\u548c\u8fde\u63a5rootkit.s\u4ee3\u7801\uff0c\u7136\u540e\u628a\u6211\u4eec\u9700\u8981\u7684\u5b57\u8282\u8f6c\u50a8\u5230\u4e00\u4e2a\u8865\u4e01\u6587\u4ef6\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/-SEbP2xz119B0wKGUVEUbg?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5982\u679c\u4f60\u5728\u6c47\u7f16\u548c\u8fde\u63a5\u540e\u7684\u6587\u4ef6\u4e0a\u6267\u884c\u4e00\u4e2a<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">objdump -D rootkit<\/code>\uff0c\u4f60\u4f1a\u53d1\u73b0\u6211\u4eec\u9700\u8981\u8f93\u51fa\u4e2d\u4ece\u504f\u79fb10000054 \u5f00\u59cb\uff0c\u5728100000e0\u7ed3\u675f\u7684\u5b57\u8282\u3002\u7136\u540e\uff0c\u6211\u4eec\u53d6\u51fa\u8fd9\u4e9b\u5b57\u8282\uff0c\u5e76\u628a\u8fd9\u4e9b\u5b57\u8282\u53d1\u9001\u5230\u6211\u4eec\u7684\u8865\u4e01\u6587\u4ef6\u3002\u4e4b\u540e\uff0c\u5728Debian PowerPC\u865a\u62df\u673a\u4e0a\u628a\u4f60\u7684 rootkit.patch\u6587\u4ef6scp\u5230\u4f60\u7684\u4e3b\u5f00\u53d1\u865a\u62df\u673a\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u901a\u8fc7\u6211\u4eec\u524d\u9762\u7684\u8ba1\u7b97\uff0c\u6211\u4eec\u77e5\u9053 rootkit.patch\u5fc5\u987b\u5199\u5165\u5230\u504f\u79fb 0x1b60988\u4e0a\u7684C2600-BI.BIN\u6587\u4ef6\u3002\u4e3a\u6b64\uff0c\u6211\u4eec\u5199\u4e86\u4e00\u4e2a\u7b80\u5355\u7684Python\u811a\u672c\u6765\u5b8c\u6210\u8fd9\u9879\u64cd\u4f5c\u3002rootkit.patch \u548c C2600-BI.BIN \u6587\u4ef6\u5fc5\u987b\u8981\u5728\u540c\u4e00\u4e2a\u76ee\u5f55\u4e0b\uff0c\u4f60\u7684\u6587\u4ef6\u540d\u4e5f\u8981\u548c\u6211\u4eec\u7684\u4e00\u6837\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/fqQ25htVDgmHCaiUIcV76Q?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u518d\u6b21\u4f7f\u7528ht\u6253\u5f00\u65b0\u6253\u4e86\u8865\u4e01\u7684C2600-BI.BIN\u6587\u4ef6\uff0c\u6309\u4e0bF5\u5e76\u8f93\u5165\u5730\u57400x1b60988\uff0c\u9a8c\u8bc1\u8fd9\u4e2a\u8865\u4e01\u5df2\u7ecf\u6b63\u786e\u5730\u5e94\u7528\u4e86\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/PeRJPzlD_0RLhagcxmsuEw?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u63a5\u7740\uff0c\u5728Dynamips\u4e2d\u542f\u52a8\u6587\u4ef6\uff0c\u5e76\u901a\u8fc7GDB\u8fde\u63a5\uff0c\u68c0\u67e5\u5b57\u8282\uff0c\u5e76\u9a8c\u8bc1\u6211\u4eec\u7684\u4ee3\u7801\u5df2\u7ecf\u653e\u5728\u90a3\u91cc\u4e86\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/nmGuXfPU7ecI6uMKGOf0lQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t*\u6ce8\u610f\uff0c\u6211\u4eec\u6ca1\u6709\u5728\u8fd9\u91cc\u63d0\u4f9b\u5b8c\u6574\u663e\u793a\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5bf9\u4e8e\u8fd9\u4e2a\u8865\u4e01\u800c\u8a00\uff0c\u6700\u540e\u8981\u505a\u7684\u662f\u4fee\u590d\u6c47\u7f16\u4ee3\u7801\u4e2d\u865a\u5047\u7684\u4f4d\u7f6e\u5206\u652f -b 0x00000000\uff0c\u5206\u652f\u5230\u6211\u4eec\u65e9\u524d\u653e\u7f6e\u597d\u7684\u771f\u6b63\u7684\u5bc6\u7801\u68c0\u67e5\u51fd\u6570\uff0c\u5e94\u8be5\u662f<code style=\"box-sizing:border-box;padding-bottom:2px;padding-left:4px;padding-right:4px;font-family:;padding-top:2px;border-radius:4px;\">b 0x80385070<\/code>\u3002\u73b0\u5728\uff0c\u5206\u652f\u5728 0x81b689a0\u4e0a\uff0c\u800c\u6211\u4eec\u60f3\u8ba9\u8fd9\u4e2a\u5206\u652f\u52300x80385070\u4e0a\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/4wd8h2P-y6TpOvuVdGOtPg?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/REl20c-Lp203BiswUFyw2Q?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u518d\u6b21\u7528ht\u6253\u5f00C2600-BI.BIN\uff0c\u524d\u5f80\u5730\u57400x1b60a00\uff0c\u5e76\u4f7f\u7528\u6211\u4eec\u8ba1\u7b97\u51fa\u6765\u7684\u65b0\u5206\u652f\u64cd\u4f5c\u4ee3\u7801\u548c\u5730\u5740\u66ff\u6362\u6389\u5b57\u828248 00 00 00\u3002\u4e0d\u8fc7\uff0c\u8fd9\u6837\u8bf4\u6709\u70b9\u7b80\u5355\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/A21KVfP_9XZLr12LJ6rAZQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u627e\u5230\u8d1f\u5206\u652f\u5730\u5740\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">&lt;lower address&gt; - &lt;higher address&gt;\u83b7\u53d6\u7ed3\u679c\u4e2d\u7684\u540e26\u4f4d\uff0c\u5e76\u524d\u7f6e0y010010\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u627e\u5230\u6b63\u5206\u652f\u5730\u5740\uff1a\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">&lt;higher address&gt; - &lt;lower address&gt; \u83b7\u53d6\u7ed3\u679c\u5e76\u52a0\u4e0a0x48000001 \n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6700\u540e\u8981\u505a\u7684\u5c31\u662f\u8ba9\u6211\u4eec\u5b57\u7b26\u4e32\u6240\u5728\u7684\u8fd9\u4e00\u90e8\u5206\u53d8\u6210\u53ef\u6267\u884c\u7684\u3002\u6211\u4eec\u4eceIDA\u4e2d\u77e5\u9053\uff0c\u8fd9\u4e2a\u6570\u636e\u90e8\u5206\u662f\u53ea\u8bfb\u7684\u3002\u5728ht\u4e2d\u6253\u5f00\uff0c\u6309F6\uff0c\u9009\u62e9elf\/header\uff0c\u5411\u4e0b\u6eda\u52a8\u5230machine\uff0c\u628a\u7c7b\u578b\u4eceSPARC 002b\u8bbe\u7f6e\u4e3aPowerPC 0014\uff0c\u5e76\u4fdd\u5b58\u3002\u7136\u540e\u4f7f\u7528objdump\u628a\u8fd9\u4e00\u90e8\u5206\u8bbe\u7f6e\u6210\u53ef\u6267\u884c\u7684\u3002\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">PowerPC 0014, and save it. Then use objcopy to set the section executable. \n[ 3812149161f@decay ]# objcopy -F elf32-powerpc --set-section-flags .rodata=alloc,code C2600-BI.BIN C2600-BI.BIN.ROEXEC\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728ht\u4e2d\u6253\u5f00C2600-BI.BIN.ROEXEC\uff0c\u628a\u673a\u5668\u7c7b\u578b\u4ecePowerPC 0014\u8bbe\u7f6e\u56deSPARC 002b\uff0c\u5728Dynamips\u4e2d\u542f\u52a8\uff0c\u901a\u8fc7GDB\u8fde\u63a5\uff1b\u7136\u540e\u7ee7\u7eed\u3002\u9996\u5148\u5c1d\u8bd5\u7528\u5e38\u89c4\u5bc6\u7801\u767b\u5f55\uff0c\u7136\u540e\u7528\u6211\u4eec\u8bbe\u7f6e\u7684\u65b0\u540e\u95e8\u5bc6\u7801rootkit\u767b\u5f55\u3002\u5982\u679c\u4f60\u5728\u767b\u5f55\u7684\u65f6\u5019\u9047\u5230\u95ee\u9898\uff0c\u5219\u8fd4\u56de\u5e76\u68c0\u67e5\u6bcf\u4e2a\u6b65\u9aa4\u3002\u901a\u8fc7\u4e0b\u9762\u7684\u6b65\u9aa4\u6765\u68c0\u67e5\u6545\u969c\u3002\n<\/p>\n<ol style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;padding-left:24px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n<li style=\"box-sizing:border-box;margin-top:10px;\">\n\t\t\u5728\u4fee\u6539\u4e86\u5b57\u8282\u540e\uff0c\u4f60\u6709\u6ca1\u6709\u542f\u52a8\u4e00\u4e2a\u65b0\u7684C2600-BI.BIN \uff1f\n\t<\/li>\n<li style=\"box-sizing:border-box;margin-top:10px;\">\n\t\t\u6240\u6709\u7684\u5206\u652f\u5730\u5740\u90fd\u6b63\u786e\u5417\uff1f\n\t<\/li>\n<li style=\"box-sizing:border-box;margin-top:10px;\">\n\t\t\u6240\u6709\u7684\u5206\u652f\u64cd\u4f5c\u4ee3\u7801\uff0c\u5305\u62ec\u8fde\u63a5\u5bc4\u5b58\u5668\u90fd\u653e\u5728\u9700\u8981\u7684\u4f4d\u7f6e\u4e86\u5417\uff0c\u5e76\u4e14\u68c0\u67e5\u6709\u6ca1\u6709\u51fa\u73b0\u5728\u4e0d\u8be5\u51fa\u73b0\u7684\u4f4d\u7f6e\uff1f 4.\u5728Dynamips\u4e2d\u542f\u52a8IOS\uff0c\u4f7f\u7528GBD\u8fde\u63a5\uff0c\u5728\u7ee7\u7eed\u542f\u52a8\u524d\uff0c\u68c0\u67e5\u6307\u4ee4\uff1a x\/i 0x803bd53c, x\/i 0x803bd534, x\/35i 0x81b68928\u3002\n\t<\/li>\n<li style=\"box-sizing:border-box;margin-top:10px;\">\n\t\t\u5728b *0x81b6899c, b *0x81b689a0, b *0x803bd538, b *0x803bd534\u4e0a\u8bbe\u7f6e\u4e00\u4e9b\u65ad\u70b9\uff0c\u5728\u6700\u540e\u7684\u65ad\u70b9\u4e0a\u68c0\u67e5x\/s r3, x\/s r4\u4e2d\u7684\u5b57\u7b26\u4e32\uff0c\u786e\u4fdd\u4f60\u8f93\u5165\u7684\u5bc6\u7801\u548c\u8def\u7531\u5668\u9884\u671f\u7684\u5bc6\u7801\u662f\u8fd9\u4e9b\u5bc4\u5b58\u5668\u6307\u5b9a\u7684\u3002\n\t<\/li>\n<\/ol>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/XspMpX1mmvQFFSU0obT4Sg?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u73b0\u5728\uff0c\u6211\u4eec\u7684rootkit\u5df2\u7ecf\u80fd\u5728Dynamips\u4e2d\u8fd0\u884c\u4e86\uff0c\u662f\u65f6\u5019\u91cd\u65b0\u521b\u5efaIOS\u4e8c\u8fdb\u5236\u4e86\uff0c\u7136\u540e\u628a\u6211\u4eec\u7684rootkit\u4e0a\u4f20\u5230\u4e00\u4e2a\u771f\u5b9e\u7684\u8def\u7531\u5668\u4e2d\uff0c\u6d4b\u8bd5\u4e00\u4e0b\u3002\u9996\u5148\uff0c\u6211\u4eec\u5fc5\u987b\u8981\u538b\u7f29C2600-BI.BIN.ROEXEC\uff0c\u6211\u53d1\u73b0\u6700\u597d\u7684\u65b9\u5f0f\u4e0d\u662f\u4f7f\u7528zip\u7a0b\u5e8f\uff0c\u56e0\u4e3a\u8fd9\u6837\u53ef\u80fd\u4f1a\u6dfb\u52a0\u4e0a\u9519\u8bef\u7684\u5b57\u8282\uff0c\u800c\u662f\u7528\u4e00\u4e2a\u7b80\u5355\u7684Python\u811a\u672c\uff0c\u5982\u4e0b\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/WPXhCRpieb7OPDeCR8Ob7A?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u63a5\u4e0b\u6765\u6211\u4eec\u5fc5\u987b\u8ba1\u7b97\u672a\u538b\u7f29\u548c\u538b\u7f29\u540e\u7684\u955c\u50cf\u5927\u5c0f\uff0c\u5e76\u7ed9\u955c\u50cf\u751f\u6210\u6821\u9a8c\u548c\u3002\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[ 3812149161f@decay ]# .\/chksum.pl C2600-BI.BIN.ROEXEC.zip\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t[!] \u8ba1\u7b97\u6587\u4ef6C2600-BI.BIN.ROEXEC.zip\u7684\u6821\u9a8c\u548c\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/QPhTYbzki2zdu8RFWD_rbw?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t[!] \u8ba1\u7b97\u6587\u4ef6 C2600-BI.BIN.ROEXEC\u7684\u6821\u9a8c\u548c\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/iymftSntqX2x8VcoRDbfyw?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u6211\u4eec\u8981\u628a\u4e0b\u9762\u7684\u503c\u653e\u5165\u5230\u6807\u5934\u4e2d\u9b54\u672f\u6570\u5b570xfeedface\u7684\u540e\u9762\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t0265e288 \u672a\u538b\u7f29\u7684\u955c\u50cf\u5927\u5c0f<br style=\"box-sizing:border-box;\" \/><br \/>\n00ea53de \u538b\u7f29\u540e\u7684\u955c\u50cf\u5927\u5c0f<br style=\"box-sizing:border-box;\" \/><br \/>\n4d955cec \u538b\u7f29\u540e\u7684\u955c\u50cf\u6821\u9a8c\u548c<br style=\"box-sizing:border-box;\" \/><br \/>\nc4e7e7c0 \u672a\u538b\u7f29\u7684\u955c\u50cf\u6821\u9a8c\u548c\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u63a5\u4e0b\u6765cat\u955c\u50cf\u6807\u5934\uff0c\u7136\u540e\u4e8c\u8fdb\u5236\u6253\u53704\u4e2a\u5b57\u8282\uff0c\u6700\u540ecat zip\u6587\u4ef6\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/Is79uLTl8f84xAQd9Fm-Jw?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728\u4e0a\u4f20\u6211\u4eec\u7684IOS\u6728\u9a6c\u955c\u50cf\u5230\u771f\u5b9e\u7684\u8def\u7531\u5668\u5e76\u542f\u52a8\u4e4b\u524d\uff0c\u6211\u4eec\u6700\u540e\u8fd8\u8981\u66f4\u6539SFX\u6807\u5934\u4e2d\u7684\u5927\u5c0f\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/yK-34haNSeBK3wqGPLxFnA?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\tzip\u5927\u5c0f\u52a020\uff0c\u7528\u4e8e\u6db5\u76d60xfeedface\uff0c\u955c\u50cf\u5927\u5c0f\uff0c\u672a\u538b\u7f29\u7684\u955c\u50cf\u5927\u5c0f\uff0c\u955c\u50cf\u6821\u9a8c\u548c\u548c\u672a\u538b\u7f29\u7684\u955c\u50cf\u6821\u9a8c\u548c\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/Csgfejmc9tsljwWV61xjEQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5728ht\u4e2d\u6253\u5f00\uff0c\u6309\u4e0bF5\uff0c\u5e76\u524d\u5f80\u504f\u79fb 0x108\uff0c\u8f93\u5165\u6211\u4eec\u65b0\u8ba1\u7b97\u768400 ea 53\u5927\u5c0f\uff0c\u6309F2\uff0c\u4fdd\u5b58\uff0c\u5e76\u9000\u51faht\u3002\n<\/p>\n<pre style=\"background-image:none;box-sizing:border-box;border-bottom:#cccccc 1px solid;border-left:#cccccc 1px solid;padding-bottom:0.4em;line-height:1.5;widows:1;text-transform:none;font-variant:normal;margin:1em 0px;padding-left:0.6em;width:auto;background-attachment:scroll;padding-right:0.6em;display:block;background-repeat:repeat;font-family:;word-wrap:normal;background-position:0% 0%;letter-spacing:normal;overflow:auto;word-break:break-all;border-top:#cccccc 1px solid;border-right:#cccccc 1px solid;word-spacing:0px;padding-top:0.4em;border-radius:2px;-webkit-text-stroke-width:0px;\" class=\"highlight\">[ 3812149161f@decay ]# mv trojan.bin c2600-trojan-mz.123-22.bin\n<\/pre>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u73b0\u5728\u628arootkit\u4e0a\u4f20\u5230\u4e00\u4e2a\u771f\u6b63\u7684\u8def\u7531\u5668\u5e76\u91cd\u65b0\u8f7d\u5165\uff1a\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/Wf9IbLdDePYPuDqUbD_IZw?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/SEHXE5ouoCsBZnJtbJmy0w?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/QJIJk4bXW378nw_PObh14A?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t\u5982\u679c\u4e0a\u8ff0\u4e2d\u7684\u4efb\u4f55\u5185\u5b58\u8981\u6c42\u4e2d\u51fa\u73b0\u4e86 \u201c\u672a\u77e5\u201d\uff0c\u90a3\u4e48\u8bf4\u660e\u4f60\u53ef\u80fd\u4f7f\u7528\u4e86\u4e00\u79cd\u4e0d\u53d7\u652f\u6301\u7684\u914d\u7f6e\uff0c\u6216\u8005\u5b58\u5728\u8f6f\u4ef6\u95ee\u9898\uff0c\u5e76\u4e14\u7cfb\u7edf\u635f\u574f\u4e86\u3002\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 0px;font-family:;white-space:normal;letter-spacing:normal;word-spacing:0px;-webkit-text-stroke-width:0px;\">\n\t<img decoding=\"async\" style=\"box-sizing:border-box;border-bottom:0px;border-left:0px;margin:20px auto 30px;display:block;max-width:100%;height:auto;vertical-align:middle;border-top:0px;border-right:0px;\" alt=\"\" src=\"http:\/\/www.quip.com\/blob\/ZRHAAAAWPZS\/geI5l7d9CCzdG8CLDYGloQ?s=XIRKABYyk7My\" \/>\n<\/p>\n<p style=\"box-sizing:border-box;line-height:20px;widows:1;text-transform:none;font-variant:normal;margin:20px 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