{"id":75,"date":"2020-02-05T13:26:15","date_gmt":"2020-02-05T05:26:15","guid":{"rendered":"https:\/\/blog.billows.com.tw\/2020\/02\/05\/%e7%82%ba%e4%bb%80%e9%ba%bc%e5%9c%a8%e4%bd%bf%e7%94%a8%e5%82%b3%e7%b5%b1%e7%89%b9%e5%be%b5%e7%a2%bc%e5%a4%96-%e4%b9%9f%e8%a6%81%e4%bd%bf%e7%94%a8%e9%97%9c%e8%81%af%e8%a6%8f%e5%89%87%ef%bc%9f\/"},"modified":"2020-05-12T15:03:54","modified_gmt":"2020-05-12T07:03:54","slug":"%e7%82%ba%e4%bb%80%e9%ba%bc%e5%9c%a8%e4%bd%bf%e7%94%a8%e5%82%b3%e7%b5%b1%e7%89%b9%e5%be%b5%e7%a2%bc%e5%a4%96-%e4%b9%9f%e8%a6%81%e4%bd%bf%e7%94%a8%e9%97%9c%e8%81%af%e8%a6%8f%e5%89%87%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/blog.billows.com.tw\/?p=75","title":{"rendered":"\u70ba\u4ec0\u9ebc\u5728\u4f7f\u7528\u50b3\u7d71\u7279\u5fb5\u78bc\u5916, \u4e5f\u8981\u4f7f\u7528\u95dc\u806f\u898f\u5247\uff1f"},"content":{"rendered":"<p><span style=\"font-family: arial,helvetica,sans-serif;\">Signature( \u7279\u5fb5\u78bc )\u662f\u7528\u4f86\u6aa2\u6e2c\u60e1\u610f\u884c\u70ba\u503c\u7684\u8cc7\u5b89\u7522\u54c1\u3002Correlation(\u95dc\u806f)\u662f\u5c0d\u4e8b\u4ef6\u6d41\u7684\u8655\u7406\uff0c\u4ee5\u8b58\u5225\u6578\u64da\u91cf\u5167\u7684\u91cd\u8981\u4e8b\u4ef6, \u8b93\u6211\u5011\u4e00\u8d77\u770b\u5169\u8005\u4e4b\u9593\u7684\u5171\u901a\u548c\u5dee\u7570\uff1a<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u70ba\u4ec0\u9ebc\u5728\u4f7f\u7528\u50b3\u7d71\u7279\u5fb5\u78bc\u5916, \u4e5f\u8981<a name=\"_Hlk31802844\"><\/a>\u4f7f\u7528\u95dc\u806f\u898f\u5247\uff1f\u00a0<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">AT&amp;T Cybersecurity\u7684 Alien Labs\u5718\u968a\u8ca0\u8cac\u7de8\u5beb\u7684\u95dc\u806f\u898f\u5247\uff0c\u4e26\u6bcf\u4e00\u5929\u767c\u5e03\u5a01\u8105\u60c5\u8cc7\u7684\u66f4\u65b0\u3002\u7576\u5718\u968a\u4e2d\u7684\u7814\u7a76\u4eba\u54e1\u767c\u73fe\u65b0\u7684\u60e1\u610f\u8edf\u9ad4\u5bb6\u65cf\u6216\u5a01\u8105\u6642\uff0c\u6211\u5011\u7e3d\u662f\u627e\u6700\u4f73\u65b9\u6cd5\u4f86\u4fdd\u8b77\u6211\u5011\u7684\u5ba2\u6236\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u7279\u5fb5\u78bc\u662f\u7528\u4f86\u6aa2\u6e2c\u5df2\u77e5\u60e1\u610f\u884c\u70ba\u503c\u7684\u8cc7\u5b89\u7522\u54c1\u3002\u4f8b\u5982\uff1aSnort \/ Suricata\u898f\u5247\uff0c\u9632\u75c5\u6bd2\u7c3d\u540d\u548cYARA\u898f\u5247\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u53e6\u4e00\u65b9\u9762\uff0c\u95dc\u806f\u662f\u4e8b\u4ef6\u6d41\u7684\u8655\u7406\uff0c\u4ee5\u4fbf\u8b58\u5225\u5927\u91cf\u6578\u64da\u4e2d\u7684\u91cd\u8981\u4e8b\u4ef6\u6216\u4e8b\u4ef6\u6a21\u5f0f\u3002\u8b58\u5225\u9019\u4e9b\u4e8b\u4ef6\u7684\u908f\u8f2f\u5728\u95dc\u806f\u898f\u5247\u4e2d\u7684\u5b9a\u7fa9\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u95dc\u806f\u898f\u5247\u7684\u597d\u8655\uff1a<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u95dc\u806f\u898f\u5247\u662f\u57fa\u65bc\u884c\u70ba\u7684\uff0c\u800c\u4e0d\u662f\u57fa\u65bc\u7279\u5b9a\u7684\u6307\u6a19\u7684\uff0c\u9019\u4f7f\u5b83\u5011\u53ef\u4ee5\u9032\u884c\u9577\u671f\u6aa2\u6e2c\uff0c\u5373\u4f7f\u60e1\u610f\u8edf\u9ad4\u96a8\u6642\u9593\u767c\u751f\u4e86\u8b8a\u5316\uff0c\u4e5f\u53ef\u4ee5\u8b58\u5225\u60e1\u610f\u884c\u70ba\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u5b83\u5011\u53ef\u4ee5\u7528\u4f86\u6620\u5c04\u4f86\u81ea\u4e0d\u540c\u6578\u64da\u6e90\u7684\u4e8b\u4ef6\uff0c\u7121\u8ad6\u4e8b\u4ef6\u662f\u4f86\u81ea\u7db2\u8def\uff0c\u7aef\u9ede\u4ee3\u7406\u9084\u662f\u5176\u4ed6\u8cc7\u5b89\u7522\u54c1\u3002\u9019\u7a2e\u8de8\u5e73\u53f0\u529f\u80fd\u4f7f\u7528\u4f86\u81ea\u4e0d\u540c\u4f86\u6e90\u7684\u4e8b\u4ef6\u4f86\u57f7\u884c\u66f4\u5b8c\u6574\u548c\u66f4\u9748\u6d3b\u7684\u6aa2\u6e2c\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u4f7f\u7528\u4e8b\u4ef6\u6d41\u7684\u80fd\u529b\u5141\u8a31\u5c07\u4e0a\u4e0b\u6587\u6dfb\u52a0\u5230\u6aa2\u6e2c\u4e2d\uff0c\u5f9e\u800c\u53ef\u4ee5\u7528\u4f86\u6539\u5584\u8b66\u5831\u4e2d\u53cd\u6620\u7684\u4fe1\u606f\u4e26\u6709\u52a9\u65bc\u4e8b\u4ef6\u56de\u61c9\u968e\u6bb5\u3002<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u70ba\u4e86\u6e05\u695a\u5730\u770b\u5230\u4f7f\u7528\u9019\u4e9b\u95dc\u806f\u898f\u5247\u7684\u512a\u52e2\u4ee5\u53ca\u5b83\u5011\u901a\u5e38\u5982\u4f55\u88dc\u5145\u50b3\u7d71\u898f\u5247\uff0c\u6211\u5011\u5c07\u770b\u4e00\u4e9b\u793a\u4f8b\uff0c\u4f8b\u5982Baldr\u5077\u7aca\u8005\uff0cUrsnif\u9280\u884c\u6728\u99ac\u548cALPC 0-day\u6f0f\u6d1e\uff0c\u4ee5\u53ca\u5982\u4f55\u627e\u5230\u6700\u4f73\u65b9\u6cd5\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u4f8b\u5b501\uff1a\u60e1\u610f\u8edf\u9ad4\u7248\u672c\u63a7\u5236<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u5728\u7b2c\u4e00\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u4ecb\u7d39\u60e1\u610f\u8edf\u9ad4\u5bb6\u65cf\u5982\u4f55\u96a8\u8457\u6642\u9593\u6f14\u8b8a\uff0c\u4ee5\u53ca\u884c\u70ba\u548c\u914d\u7f6e\u5728\u7248\u672c\u4e4b\u9593\u5982\u4f55\u8b8a\u5316\u3002\u5728\u9019\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u7c3d\u7ae0\u53ef\u80fd\u6703\u5931\u53bb\u5176\u6aa2\u6e2c\u6a19\u6e96\u4e26\u505c\u6b62\u89f8\u767c\u8b66\u5831\u3002\u4e00\u500b\u5f88\u597d\u7684\u4f8b\u5b50\u662fBaldr\u60e1\u610f\u8edf\u9ad4\uff0c\u8a72\u60e1\u610f\u8edf\u9ad4\u81ea2019\u5e741\u6708\u4ee5\u4f86\u4e00\u76f4\u5b58\u5728\uff0c\u4e26\u901a\u904e\u4e0d\u540c\u7248\u672c\u9032\u884c\u4e86\u91cd\u5927\u4fee\u6539\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">Sophos\u5831\u544a, Baldr vs The World\u4e2d\uff0c\u60a8\u53ef\u4ee5\u5728\u5176\u4e2d\u627e\u5230\u6709\u95dc\u8a72\u60e1\u610f\u8edf\u9ad4\u7684\u5927\u91cf\u4fe1\u606f\uff0c\u9084\u53ef\u4ee5\u6bd4\u8f032.x\u7248\u82073\u7248\u7684\u5340\u5225\u3002\u5982\u679c\u6211\u5011\u5206\u6790\u4e00\u4e9b\u793a\u4f8b\u4ee5\u67e5\u770b\u8207\u4e4b\u76f8\u95dc\u7684\u7db2\u8def\u9023\u63a5\uff0c\u547d\u4ee4\u548c\u63a7\u5236\u4f3a\u670d\u5668\uff0c\u6211\u5011\u53ef\u4ee5\u8f15\u9b06\u5730\u89c0\u5bdf\u6bcf\u500b\u7248\u672c\u767c\u884c\u7248\u4e2d\u5f15\u5165\u7684\u5dee\u7570\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">Baldr\u7248\u672c1.xx<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">Baldr\u7684\u7b2c\u4e00\u500b\u767c\u73fe\u7248\u672c\u662f\u4f7f\u7528\u7c21\u55ae\u7684HTTP POST\u8acb\u6c42\uff0c\u5176\u4e2d\u5305\u542b\u53d7\u5bb3\u8005\u7684\u4fe1\u606f\uff08\u5305\u542b\u5728URI\u4e2d\uff09\u3002\u5982\u60a8\u6240\u898b\uff0c\u5f88\u5bb9\u6613\u7684\u7de8\u5bebNIDS\u7279\u5fb5\u78bc , \u4ee5\u6aa2\u6e2c\u7db2\u8def\u6578\u64da\u5c01\u5305\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\"><img decoding=\"async\" title=\"baldr1.jpg\" src=\"https:\/\/pic.pimg.tw\/billows888\/1580880874-2080162813.jpg\" alt=\"baldr1.jpg\" \/><\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">Baldr\u7248\u672c2.x<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u5728\u7b2c\u4e8c\u7248\u6216\u81f3\u5c11\u57282.2\u7248\u53ca\u66f4\u9ad8\u7248\u672c\u4e2d\uff0c\u4ed6\u5011\u66f4\u6539\u4e86\u5148\u524d\u7684\u8acb\u6c42\uff0c\u4f7f\u7528XOR key\u5c0dcommand\u548c\u63a7\u5236\u7684\u901a\u4fe1\u9032\u884c\u52a0\u5bc6\u3002\u5728\u9019\u88e1\uff0c\u6211\u5011\u53ef\u4ee5\u770b\u5230\u6700\u521d\u4fe1\u6a19\uff0c\u5176\u4e2dXOR key\u59cb\u7d42\u8207\u4ee5\u201c;\u201d\u5b9a\u754c\u7b26\u5206\u9694\u7684\u7248\u672c\u4e00\u8d77\u767c\u9001\u7d66\u53d7\u5bb3\u8005\uff0c\u4f7f\u7528\u7279\u5fb5\u78bc\u66f4\u96e3\u4ee5\u6aa2\u6e2c\u5230\u4f46\u4ecd\u7136\u662f\u53ef\u80fd\u7684\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\"><img decoding=\"async\" title=\"baldr_version_2.jpg\" src=\"https:\/\/pic.pimg.tw\/billows888\/1580881045-4223198895.jpg\" alt=\"baldr_version_2.jpg\" \/><\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">Baldr\u7248\u672c3.x<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u6700\u5f8c\uff0c\u5728\u7b2c\u4e09\u500b\u7248\u672c\u4e2d\uff0c\u901a\u4fe1\u65b9\u6cd5\u8207\u7b2c\u4e8c\u500b\u7248\u672c\u4e2d\u4f7f\u7528\u7684\u901a\u4fe1\u65b9\u6cd5\u975e\u5e38\u76f8\u4f3c\uff0c\u4f46\u5b83\u5011\u4ecd\u5728\u4f7f\u7528XOR key\u3002\u4f46\u662f\uff0c\u4ed6\u5011\u7528\u201c\u301c;\u301c\u201d\u6539\u4e86\u5206\u9694\u7b26\uff0c\u73fe\u5728\u4ed6\u5011\u9084\u767c\u9001\u4e86\u4e00\u4e9b\u914d\u7f6e\u8a2d\u7f6e\u3002\u9019\u4e9b\u8b8a\u5316\u8feb\u4f7f\u6211\u5011\u5efa\u7acb\u65b0\u7684\u7279\u5fb5\u78bc \u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u5f88\u660e\u986f\u5730\uff0c\u7248\u672c1.xx\u7de8\u5beb\u7684\u7db2\u8def \u7279\u5fb5\u78bc ,\u4e0d\u9069\u7528\u65bc\u7248\u672c2.x\u548c3.x\uff0c\u5c0d\u65bc2.x\u548c3.x\u7684\u7c3d\u7ae0\u4e5f\u6703\u767c\u751f\u76f8\u540c\u7684\u60c5\u6cc1\u3002\u9019\u7a2e\u60c5\u6cc1\u4f7f\u6211\u5011\u8a8d\u70ba\uff0c\u5982\u679c\u6709\u65b0\u7248\u672c\uff0c\u5247\u4e0d\u6703\u4f7f\u7528\u73fe\u6709 \u7279\u5fb5\u78bc \u9032\u884c\u6aa2\u6e2c\uff0c\u4e26\u4e14\u6bcf\u7576\u767c\u5e03\u65b0\u7248\u672c\u7684\u60e1\u610f\u8edf\u9ad4\u6642\uff0c\u6211\u5011\u90fd\u9700\u8981\u7e7c\u7e8c\u7814\u7a76\u548c\u5275\u7acb\u65b0\u7684\u7279\u5fb5\u78bc \u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\"><img decoding=\"async\" title=\"baldr_version_3.jpg\" src=\"https:\/\/pic.pimg.tw\/billows888\/1580881142-1000732547.jpg\" alt=\"baldr_version_3.jpg\" \/><\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u53d6\u800c\u4ee3\u4e4b\u7684\u662f\uff0c\u6211\u5011\u53ef\u4ee5\u5617\u8a66\u89c0\u5bdf\u60e1\u610f\u8edf<a name=\"_Hlk31795119\"><\/a>\u9ad4\u5f9e\u521d\u59cb\u653b\u64ca\u5a92\u4ecb\u5230\u6700\u7d42command\u7684\u6240\u6709\u52d5\u4f5c\uff0c\u4e26\u63a7\u5236\u901a\u4fe1\u4e26\u4ee5\u95dc\u806f\u4e8b\u4ef6\u4f86\u5efa\u7acb\u6aa2\u6e2c\u3002\u6839\u64da\u5c0d\u60e1\u610f\u8edf\u9ad4\u5bb6\u65cf\u7684\u7814\u7a76\uff0c\u653b\u64ca\u8005\u4f7f\u7528\u4e86\u5169\u7a2e\u4e0d\u540c\u7684\u65b9\u6cd5\u4f86\u5206\u767c\u548c\u611f\u67d3\u53d7\u5bb3\u8005\uff1a\u7cbe\u5fc3\u88fd\u4f5c\u7684ACE\u6587\u4ef6\uff08\u5229\u7528WinRAR CVE-2018-20250\u6f0f\u6d1e\uff09\u4ee5\u53ca\u91dd\u5c0d\u5e36\u6709CVE-2018-0802\u6f0f\u6d1e\u7684Microsoft Office\u7522\u54c1\u7684RTF\u6587\u6a94\u3002\u00a0<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u95dc\u806f\u898f\u5247\u53ef\u4ee5\u5e6b\u52a9\u6211\u5011\u5f9e\u521d\u59cb\u8a2a\u554f\u968e\u6bb5\u4ee5\u53ca\u53d7\u5bb3\u4eba\u7cfb\u7d71\u4e2d\u57f7\u884c\u7684\u64cd\u4f5c\u4e2d\u6aa2\u6e2c\u5230\u90a3\u4e9b\u653b\u64ca\u3002\u9019\u662f\u507d\u76f8\u95dc\u898f\u5247\u7684\u5217\u8868\uff1a<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u5f9e\u516c\u53f8\u5916\u90e8\u6536\u5230\u7684\u5177\u6709\u76f8\u540c\u767c\u4ef6\u4eba\uff0c\u4e3b\u984c\u6216\u9644\u4ef6\u540d\u7a31\u7684\u591a\u500b\u96fb\u5b50\u90f5\u4ef6\uff0c\u767c\u7d66\u591a\u500b\u4e0d\u540c\u7684\u6536\u4ef6\u4eba\uff0c\u4e26\u4e14\u9644\u4ef6\u7684\u6587\u4ef6\u64f4\u5c55\u540d\u61c9\u5305\u542b\u5728\u8981\u76e3\u8996\u7684\u6587\u4ef6\u985e\u578b\u5217\u8868\u4e2d\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u7531WinRAR\u53ef\u57f7\u884c\u6587\u4ef6\u522a\u9664\u4e26\u57f7\u884c\u7684\u6587\u4ef6\uff0c\u5c24\u5176\u662f\u5982\u679c\u8a72\u6587\u4ef6\u88ab\u522a\u9664\u5230\u7528\u6236\u53ef\u5beb\u6587\u4ef6\u593e\u4e2d\uff0c\u6216\u8005\u58d3\u7e2e\u6587\u4ef6\u4f86\u81ea\u96fb\u5b50\u90f5\u4ef6\u6216\u700f\u89bd\u5668\u4e0b\u8f09\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u7531Microsoft Office\u7522\u54c1\u522a\u9664\u4e26\u57f7\u884c\u7684\u6587\u4ef6\uff0c\u5c24\u5176\u662f\u5982\u679c\u8a72\u6587\u4ef6\u88ab\u522a\u9664\u5230\u7528\u6236\u53ef\u5beb\u6587\u4ef6\u593e\u4e2d\uff0c\u6216\u8005\u8a72\u6587\u6a94\u4f86\u81ea\u96fb\u5b50\u90f5\u4ef6\u6216\u700f\u89bd\u5668\u4e0b\u8f09\u3002<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u4f8b<a name=\"_Hlk31796589\"><\/a>\u5b502\uff1a\u5177\u6709\u8a31\u591a\u6307\u6a19\u7684\u60e1\u610f\u8edf\u9ad4<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u6709\u6642\uff0c\u5f88\u96e3\u6aa2\u6e2c\u5230\u60e1\u610f\u8edf\u9ad4\u5bb6\u65cf\uff0c\u56e0\u70ba\u5b83\u4e0d\u4f7f\u7528HTTP\u9032\u884c\u4fe1\u6a19\uff0c\u901a\u4fe1\u88ab\u96b1\u85cf\u6216\u5176\u4ed6\u60c5\u6cc1\u3002\u7576\u60a8\u7121\u6cd5\u6aa2\u6e2c\u5230\u901a\u4fe1\u6642\uff0c\u4e00\u7a2e\u5e38\u898b\u7684\u65b9\u6cd5\u662f\u8ddf\u8e2a\u6240\u6709\u60e1\u610f\u57fa\u790e\u7d50\u69cb\u4ee5\u4e0d\u65b7\u66f4\u65b0\u6307\u6a19\uff0c\u5f9e\u800c\u4f7f\u5176\u975e\u5e38\u8017\u6642\u4e14\u6548\u7387\u4f4e\u4e0b\u3002Ursnif\u60e1\u610f\u8edf\u9ad4\u5c31\u662f\u9019\u7a2e\u60c5\u6cc1\uff0c\u9019\u662f\u4e00\u7a2e\u9280\u884c\u6728\u99ac\uff0c\u8a66\u5716\u7aca\u53d6\u7528\u6236\u4fe1\u606f\uff0c\u4f8b\u5982\u5e33\u6236\u6191\u64da\u3002\u5982\u679c\u6211\u5011\u67e5\u770b\u8a72\u60e1\u610f\u8edf\u9ad4\u7684\u73fe\u6709\u7c3d\u7ae0\uff0c\u5247\u6703\u767c\u73fe\u5927\u91cf\u7684NIDS \u7279\u5fb5\u78bc \u548cYARA\u898f\u5247\uff0c\u5b83\u5011\u8a66\u5716\u6aa2\u6e2c\u6a23\u672c\u4e2d\u5b58\u5728\u7684\u67d0\u4e9b\u5371\u5bb3\u6307\u6a19\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\"><img decoding=\"async\" title=\"ursnif.jpg\" src=\"https:\/\/pic.pimg.tw\/billows888\/1580881313-2740788423_n.jpg\" alt=\"ursnif.jpg\" \/><\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u53e6\u4e00\u65b9\u9762\uff0c\u95dc\u806f\u898f\u5247\u53ef\u7528\u65bc\u6aa2\u6e2c\u884c\u70ba\u4e2d\u7684\u60e1\u610f\u6a21\u5f0f\uff0c\u4e26\u5f9e\u4e0a\u9762\u8a0e\u8ad6\u7684\u512a\u9ede\u4e2d\u53d7\u76ca\u3002\u4ee5\u4e0b\u95dc\u806f\u898f\u5247\u53ef\u4ee5\u6aa2\u6e2c\u5230Ursnif\u60e1\u610f\u8edf\u9ad4\uff0c\u800c\u7121\u9700\u5728\u51fa\u73fe\u65b0\u6307\u6a19\u6642\u9032\u884c\u66f4\u65b0\u6216\u5efa\u7acb\u65b0\u7279\u5fb5\u78bc \u3002<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u5f9e\u5916\u90e8\u516c\u53f8\u6536\u5230\u7684\u5177\u6709\u76f8\u540c\u767c\u4ef6\u4eba\uff0c\u4e3b\u984c\u6216\u9644\u4ef6\u540d\u7a31\u7684\u591a\u500b\u96fb\u5b50\u90f5\u4ef6\uff0c\u767c\u7d66\u591a\u500b\u4e0d\u540c\u7684\u6536\u4ef6\u4eba\uff0c\u4e26\u4e14\u9644\u4ef6\u7684\u6587\u4ef6\u64f4\u5c55\u540d\u61c9\u5305\u542b\u5728\u8981\u76e3\u8996\u7684\u6587\u4ef6\u985e\u578b\u5217\u8868\u4e2d\u3002\uff08\u8207\u7b2c<a name=\"_Hlk31797974\"><\/a>\u4e00\u500b\u793a\u4f8b\u76f8\u540c\uff09<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">Microsoft Office\u61c9\u7528\u7a0b\u5f0f\u5efa\u7acb\u4e00\u9023\u4e32\u7684\u53ef\u7591\u904e\u7a0b\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u4e00\u500b\u5408\u7406\u7684\u7cfb\u7d71\u9032\u7a0b\u540d\u7531\u4e00\u500b\u932f\u8aa4\u7684\u7236\u7d1a\u9032\u7a0b\u5efa\u7acb(explorer.exe\uff09\u3002<\/span><\/li>\n<li style=\"text-align: justify; text-justify: inter-ideograph;\"><span style=\"font-family: arial,helvetica,sans-serif;\">\u6dfb\u52a0\u4e86\u5177\u6709\u81ea\u52d5\u555f\u52d5\u529f\u80fd\u7684\u8a3b\u518a\u8868\u9805\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u522a\u9664\u7684\u6587\u4ef6\u5e36\u6709\u53ef\u7591\u7684\u96d9\u64f4\u5c55\u540d\u3002<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u4f8b\u5b503\uff1a\u6c92\u6709\u73fe\u6709\u7279\u5fb5\u7684\u65b0\u60e1\u610f\u8edf\u9ad4\u6216\u653b\u64ca<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u95dc\u806f\u898f\u5247\u512a\u9ede\u7684\u662f\uff0c\u7576\u65b0\u7684\u60e1\u610f\u8edf\u9ad4\u6216\u653b\u64ca\u958b\u59cb\u51fa\u73fe\u4e14\u6c92\u6709 \u7279\u5fb5\u78bc \u53ef\u6aa2\u6e2c\u5230\u6642\uff0c\u4fbf\u6703\u51fa\u73fe\u9019\u7a2e\u60c5\u6cc1\u3002\u5728\u9019\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u5c0b\u627e\u95dc\u806f\u7684\u5e38\u898f\u898f\u5247\uff0c\u4ee5\u67e5\u627e\u901a\u5e38\u4e0d\u6703\u5728\u7cfb\u7d71\u4e2d\u767c\u751f\u7684\u53ef\u7591\u884c\u70ba\u5373\u53ef\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u70ba\u4e86\u89e3\u91cb\u6b64\u4f8b\u5b50\uff0c\u6211\u5011\u5c07\u8a0e\u8ad6\u5f71\u97ffMicrosoft Windows\u7cfb\u7d71\u7684ALPC 0-day\u6f0f\u6d1e\u3002\u6b64\u6f0f\u6d1e\u5df2\u516c\u958b\u767c\u5e03\uff0c\u6c92\u6709\u4efb\u4f55\u88dc\u4e01\uff0c\u8a31\u591a\u7cfb\u7d71\u90fd\u5bb9\u6613\u53d7\u5230\u6b64\u6f0f\u6d1e\u7684\u5f71\u97ff\u3002\u7531\u65bc\u9019\u662f\u672c\u5730\u7279\u6b0a\u5347\u7d1a\uff08LPE\uff09\uff0c\u4e26\u4e14\u53ea\u6709\u6982\u5ff5\u9a57\u8b49\uff08PoC\uff09\u53ef\u7528\uff0c\u56e0\u6b64\u7db2\u8def\u548c\u7aef\u9ede\u7279\u5fb5\u78bc\u4e0d\u5b58\u5728\u4e26\u4e14\u4e0d\u8db3\u4ee5\u6aa2\u6e2c\u53ef\u80fd\u7684\u5229\u7528\u3002\u901a\u904e\u5c0d\u7528\u65bc\u57f7\u884c\u7279\u6b0a\u63d0\u5347\u7684\u65b9\u6cd5\u9032\u884c\u5feb\u901f\u7814\u7a76\uff0c\u53ef\u4ee5\u6aa2\u6e2c\u5230\u5a01\u8105\u7684\u95dc\u806f\u898f\u5247\u5217\u8868\uff1a<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u5f9e\u7528\u6236\u53ef\u5beb\u6587\u4ef6\u593e\u4e2d\u522a\u9664\u4e26\u4ee5SYSTEM\u7528\u6236\u8eab\u4efd\u57f7\u884c\u7684\u6587\u4ef6\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u5c07\u786c\u9023\u7d50\u5efa\u7acb\u5230\u6587\u4ef6\u4e26\u63d2\u5165Task\u76ee\u9304\uff0c\u7136\u5f8c\u66f4\u6539\u4e86\u540c\u4e00\u6587\u4ef6\u7684\u6b0a\u9650\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u5efa\u7acb\u65b0\u7684\u53ef\u7591\u8a08\u5283\u4efb\u52d9\u3002<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u91cd\u8981\u4e8b\u9805<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u6211\u5011\u5df2\u7d93\u8a0e\u8ad6\u4e86\u7576\u6211\u5011\u8981\u5275\u5efa\u6aa2\u6e2c\u65b9\u6cd5\u6642\u95dc\u806f\u898f\u5247\u63d0\u4f9b\u7684\u597d\u8655\u548c\u512a\u9ede\u3002\u4f46\u662f\uff0c\u9084\u9700\u8981\u8003\u616e\u4e00\u4e9b\u91cd\u8981\u4e8b\u9805\uff1a\u5b89\u5168\u6027\u4e0a\u6c92\u6709\u842c\u9748\u85e5\uff0c\u6700\u597d\u4fdd\u5b88\u4e00\u4e9b\uff0c\u4e26\u88dc\u5145\u5404\u7a2e\u65b9\u6cd5\u548c\u6280\u8853\u4ee5\u63d0\u9ad8\u6aa2\u6e2c\u80fd\u529b\u3002\u76e1\u53ef\u80fd\u4f7f\u7528\u5e38\u898f\u7279\u5fb5\u78bc\u548cIOC\uff0c\u56e0\u70ba\u5b83\u5011\u7684\u7de8\u5beb\u548c\u90e8\u7f72\u901f\u5ea6\u5f88\u5feb\uff0c\u4e26\u4e14\u5177\u6709\u5f88\u9ad8\u7684\u4fe1\u5fc3\u3002<\/span><\/p>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">\u4f7f\u7528<a name=\"_Hlk31798550\"><\/a>\u95dc\u806f\u898f\u5247\u7684\u4e00\u4e9b\u5f0a\u7aef\u662f\uff1a<\/span><\/p>\n<ul>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u5982\u679c\u8a2d\u8a08\u4e0d\u7576\uff0c\u95dc\u806f\u898f\u5247\u5f88\u53ef\u80fd\u6703\u7522\u751f\u8aa4\u5831\uff0c\u56e0\u6b64\u60a8\u7684\u5718\u968a\u5c07\u9700\u8981\u6642\u9593\u548c\u5c08\u696d\u77e5\u8b58\u4f86\u5c0d\u5b83\u5011\u9032\u884c\u53ca\u6642\u5206\u985e\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u82b1\u8cbb\u7684\u6642\u9593\u6bd4\u7279\u5fb5\u78bc\u66f4\u591a\u3002<\/span><\/li>\n<li><span style=\"font-family: arial,helvetica,sans-serif;\">\u50c5\u63d0\u4f9b\u4f8b\u5b50\u662f\u4e0d\u5920\u7684-\u60a8\u9700\u8981\u4e86\u89e3\u5982\u4f55\u5728\u5165\u4fb5\u4e2d\u4f7f\u7528\u5b83\u5011\u3002\u60a8\u9700\u8981\u4e86\u89e3\u884c\u70ba\u4e26\u7814\u7a76\u4f86\u81ea\u4e0d\u540c\u4f86\u6e90\u7684\u5927\u91cf\u4e8b\u4ef6\u3002<\/span><\/li>\n<\/ul>\n<p><span style=\"font-family: arial,helvetica,sans-serif;\">Source:\u00a0<\/span>https:\/\/cybersecurity.att.com\/blogs\/labs-research\/why-should-you-use-correlation-rules-on-top-of-traditional-signatures?Source=ESSZsPSPR00gensEM&amp;wtExtndSource=20200204210000_attcyber_TWITTER_Business_N%2FA_Evergreen_N%2FA_APS+%E2%80%93+Cybersecurity_20200204_Organic_Brand_N%2FA_N%2FA_N%2FA_Awareness_No_attcyber_tw_<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Signature( \u7279\u5fb5\u78bc )\u662f\u7528\u4f86\u6aa2\u6e2c\u60e1\u610f\u884c\u70ba\u503c\u7684\u8cc7\u5b89\u7522\u54c1\u3002Correlation(\u95dc\u806f)\u662f\u5c0d\u4e8b\u4ef6\u6d41\u7684\u8655\u7406 <a class=\"read-more\" href=\"https:\/\/blog.billows.com.tw\/?p=75\">READ MORE<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[26],"class_list":["post-75","post","type-post","status-publish","format-standard","hentry","category-6","tag-alienlabs"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/75","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=75"}],"version-history":[{"count":2,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/75\/revisions"}],"predecessor-version":[{"id":123,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/75\/revisions\/123"}],"wp:attachment":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=75"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=75"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=75"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}