{"id":61729,"date":"2019-09-03T09:00:28","date_gmt":"2019-09-03T01:00:28","guid":{"rendered":"https:\/\/blog.trendmicro.com.tw\/?p=61729"},"modified":"2020-02-19T16:38:49","modified_gmt":"2020-02-19T08:38:49","slug":"61729","status":"publish","type":"post","link":"https:\/\/blog.trendmicro.com.tw\/?p=61729","title":{"rendered":"LokiBot\u8b8a\u7a2e\u5229\u7528\u5716\u50cf\u96b1\u78bc\u8853\u4f86\u96b1\u85cf\u8e64\u8de1"},"content":{"rendered":"\n<div class=\"wp-block-image\"><figure class=\"alignleft is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2016\/08\/rootkit-feature-300x300.png\" alt=\"\" width=\"187\" height=\"187\"\/><\/figure><\/div>\n\n\n\n<p>\u7576Lokibot\u7b2c\u4e00\u6b21\u51fa\u73fe\u5728\u5730\u4e0b\u8ad6\u58c7\u6642\uff0c<a href=\"https:\/\/www.sans.org\/reading-room\/whitepapers\/malicious\/loki-bot-information-stealer-keylogger-more-37850\">\u6a19\u699c\u7684\u662f\u8cc7\u8a0a\u7aca\u53d6\u548c\u9375\u76e4\u8a18\u9304<\/a>\u7b49\u80fd\u529b\uff0c\u4f46\u9019\u5e7e\u5e74\u4f86\u5b83\u53c8\u52a0\u5165\u4e86\u8a31\u591a\u529f\u80fd\u3002\u6700\u8fd1\u7684\u653b\u64ca\u6d3b\u52d5\u5df2\u7d93\u770b\u5230\u9019\u75c5\u6bd2\u5bb6\u65cf\u6703<a href=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/attack-using-windows-installer-msiexec-exe-leads-lokibot\/#gallery-2\">\u5229\u7528Windows Installer<\/a>\u9032\u884c\u5b89\u88dd\uff0c\u800c\u4e14\u4f7f\u7528\u4e86\u65b0\u7684\u6d3e\u9001\u65b9\u5f0f\uff0c\u5229\u7528<a href=\"https:\/\/www.trendmicro.com\/vinfo\/ph\/security\/news\/cybercrime-and-digital-threats\/malicious-spam-campaign-uses-iso-image-files-to-deliver-lokibot-and-nanocore\">\u593e\u5e36\u60e1\u610fISO\u6a94<\/a>\u7684\u5783\u573e\u90f5\u4ef6\u3002\u5206\u6790\u65b0\u7684LokiBot\u8b8a\u7a2e\u5f8c\u767c\u73fe\u5b83\u66f4\u65b0\u4e86\u6301\u7e8c\u6027\u6a5f\u5236\u4e14\u4f7f\u7528 <a href=\"https:\/\/blog.trendmicro.com.tw\/?p=12510\">\u5716\u50cf\u96b1\u78bc\u8853 (steganography)<\/a>&nbsp; \u4f86\u96b1\u85cf\u5176\u7a0b\u5f0f\u78bc\uff0c\u8b93\u5b83\u5728\u7cfb\u7d71\u5167\u66f4\u4e0d\u5bb9\u6613\u88ab\u767c\u73fe\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u4e8b\u4ef6\u80cc\u666f<\/strong><\/h2>\n\n\n\n<p>\u7576\u6642\u6211\u5011\u901a\u77e5\u4e00\u5bb6\u4f7f\u7528\u8da8\u52e2\u79d1\u6280<a href=\"https:\/\/t.rend.tw\/?i=NzkzMA\">\u8a17\u7ba1\u5f0f\u5075\u6e2c\u53ca\u56de\u61c9\uff08MDR\uff09<\/a>\u670d\u52d9\u7684\u6771\u5357\u4e9e\u516c\u53f8\u51fa\u73fe\u6f5b\u5728\u5a01\u8105\u6642\u767c\u73fe\u6b64\u4e00LokiBot\u8b8a\u7a2e\uff08\u8da8\u52e2\u79d1\u6280\u5075\u6e2c\u70baTrojanSpy.Win32.LOKI.TIOIBOGE\uff09 \u2013 \u4e00\u5c01\u8072\u7a31\u4f86\u81ea\u5370\u5ea6\u751c\u9ede\u516c\u53f8\u7684\u96fb\u5b50\u90f5\u4ef6\u9644\u4ef6\u6a94\u3002\u516c\u53f8\u5167\u90e8\u7f72\u7684\u8da8\u52e2\u79d1\u6280<a href=\"https:\/\/www.trendmicro.com\/zh_tw\/business\/products\/network\/advanced-threat-protection.html\">\u8da8\u52e2\u79d1\u6280\u7684Deep Discovery Inspector<\/a>\u6c99\u7bb1\u767c\u51fa\u4e86\u8b66\u8a0a\u52a0\u4e0a\u6b64\u5c01\u90f5\u4ef6\u7684\u53ef\u7591\u6027\u8cea\u8b93\u6211\u5011\u901a\u77e5\u516c\u53f8\u53ef\u80fd\u7684\u60e1\u610f\u5a01\u8105\uff0c\u63a5\u8457<a href=\"https:\/\/twitter.com\/trendmicrorsrch\">\u8da8\u52e2\u79d1\u6280\u7814\u7a76\u90e8\u9580<\/a>\u9032\u4e00\u6b65\u5730\u6df1\u5165\u8abf\u67e5\u548c\u5206\u6790\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2019\/08\/Lokibot-steganography-1.png\" alt=\"Figure 1. Screenshot of the actual email sample that contained a LokiBot attachment\"\/><\/figure>\n\n\n\n<p>\u57161. \u5305\u542bLokiBot\u9644\u4ef6\u6a94\u7684\u90f5\u4ef6\u6a23\u672c\u622a\u5716<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5206\u6790<\/strong><\/h2>\n\n\n\n<p><strong>\u96fb\u5b50\u90f5\u4ef6\u6a23\u672c\u7684\u4e09\u500b\u53ef\u7591\u73fe\u8c61<\/strong><\/p>\n\n\n\n<p>\u96fb\u5b50\u90f5\u4ef6\u5167\u6709\u5e7e\u500b\u53ef\u7591\u7684\u8de1\u8c61\u3002<\/p>\n\n\n\n<ul><li>\u7b2c\u4e00\u500b\u4e5f\u662f\u6700\u660e\u986f\u7684\u662f\u5bc4\u4ef6\u8005\u540d\u7a31\u548c\u90f5\u4ef6\u7c3d\u540d\u6a94\u4e0d\u7b26\uff0c\u7acb\u5373\u986f\u793a\u51fa\u9019\u662f\u5c01\u53ef\u80fd\u7684\u60e1\u610f\u90f5\u4ef6\u3002<\/li><li>\u7b2c\u4e8c\u500b\u662f\u7dca\u8feb\u611f\uff1a\u96fb\u5b50\u90f5\u4ef6\u662f\u57287\u67081\u65e5\u5bc4\u51fa\uff0c\u5167\u6587\u901a\u77e5\u6536\u4ef6\u8005\u6240\u8a02\u8cfc\u7522\u54c1\u5c07\u57287\u6708\u4e2d\u65ec\u767c\u8ca8\u3002\u9019\u5c31\u5411\u6536\u4ef6\u8005\u704c\u8f38\u4e86\u5fc5\u9808\u76e1\u5feb\u958b\u555f\u9644\u4ef6\u6a94\u7684\u7dca\u8feb\u611f\u3002<\/li><li>\u6700\u5f8c\uff0c\u96fb\u5b50\u90f5\u4ef6\u4f86\u6e90\u7684IP\u5730\u5740\uff0837[.]49[.]230[.]149\uff09\u662f\u5df2\u77e5\u7684\u60e1\u610f\u4f86\u6e90\u4e14\u53ef\u88ab\u8da8\u52e2\u79d1\u6280\u7684\u96fb\u5b50\u90f5\u4ef6\u4fe1\u8b7d\u8a55\u6bd4\u670d\u52d9\uff08ERS\uff09\u5c01\u9396\u3002<\/li><\/ul>\n\n\n\n<p>\u9644\u4ef6<em>New\nOrder July .DOC<\/em>\uff08\u5075\u6e2c\u70baTrojan.W97M.DLOADER.PUQ\uff09\u6709\u5169\u500b\u5167\u5d4c\u7269\u4ef6\uff1a<\/p>\n\n\n\n<ul><li>\u4e00\u500bMicrosoft Excel\n97-2003\u5de5\u4f5c\u8868<\/li><li>\u4e00\u500b\u6a19\u793a\u70ba&#8217;package.json&#8217;\u7684\u5957\u4ef6<\/li><\/ul>\n\n\n\n<p>\u57f7\u884c\u6587\u4ef6\u6642\u6703\u99ac\u4e0a\u986f\u793aMicrosoft Excel\u5de5\u4f5c\u8868\uff0c\u63a5\u8457\u6703\u57f7\u884c\u5167\u5d4c\u5728\u5de5\u4f5c\u8868\u7684VBS\u5de8\u96c6\u3002\u904e\u7a0b\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2019\/08\/Lokibot-steganography-2-2.png\" alt=\"Figure 2. Lokibot's infection chain\"\/><\/figure>\n\n\n\n<p>\u57162. Lokibot\u7684\u611f\u67d3\u93c8<\/p>\n\n\n\n<p>\u6839\u64da\u90f5\u4ef6\u6a19\u982d\uff0c\u9019\u4f3c\u4e4e\u662f\u65b0\u5efa\u7684\u96fb\u5b50\u90f5\u4ef6\uff0c\u800c\u4e0d\u662f\u5982\u4e3b\u65e8\u6240\u6697\u793a\u7684\u90a3\u6a23\u662f\u8f49\u5bc4\u6216\u56de\u8986\u7684\u90f5\u4ef6\u3002\u6c92\u6709\u8de1\u8c61\u986f\u793a\u539f\u6709\u90f5\u4ef6\u5e33\u865f\u5df2\u88ab\u5165\u4fb5\u3002\u9019\u8868\u793a\u5bc4\u4ef6\u8005\u53ef\u80fd\u5192\u7528\u4e86\u5408\u6cd5\u5e33\u865f\uff0c\u56e0\u70baIP\u5730\u5740\u8207\u5bc4\u4ef6\u8005\u7db2\u57df\u4e0d\u7b26\u3002\u6211\u5011\u7684<a href=\"https:\/\/www.ers.trendmicro.com\/guide\/en_us\/ERS.htm#AG\/AppA\/DUL_list.htm\">\u52d5\u614b\u4f7f\u7528\u8005\u5217\u8868\uff08DUL\uff09<\/a>\u9084\u986f\u793a\u9019\u5c01\u90f5\u4ef6\u5f88\u53ef\u80fd\u662f\u5f9e\u6bad\u5c4d\u7db2\u8def\u6216\u662f\u4e2d\u6bd2\u6a5f\u5668\u6240\u5bc4\u51fa\u3002<\/p>\n\n\n\n<p>\u8da8\u52e2\u79d1\u6280\u7684Smart Protection Network\u986f\u793a\u6240\u7528\u7684IP\u5730\u5740\u9084\u5bc4\u9001\u4e86\u5176\u4ed6\u5783\u573e\u90f5\u4ef6\uff0c\u4f7f\u7528\u4e86\u5305\u62ec\u4ee5\u4e0b\u7684\u4e3b\u65e8\uff1a<\/p>\n\n\n\n<ul><li>PO #201 API documents attached\n(Dye and colour sample)<\/li><li>PO #2789 Approved documents<\/li><li>RE RE new ORDER #37789 (MT)\n230KG<\/li><li>RE RE new ORDER #37789 249 CBM<\/li><li>RE RE new ORDER (COA) 230KG<\/li><\/ul>\n\n\n\n<p>\u9019\u986f\u793a\u653b\u64ca\u8005\u958b\u59cb\u70ba\u5728\u90f5\u4ef6\u4e0a\u4f7f\u7528\u4e00\u822c\u7684\u901a\u7528\u4e3b\u65e8\uff0c\u800c\u975e\u91dd\u5c0d\u6027\u7684\u793e\u4ea4\u5de5\u7a0b\u5f62\u5f0f\u3002<\/p>\n\n\n\n<p><strong>\u96b1\u85cf\u5728\u5716\u6a94\u5167\u7684\u7a0b\u5f0f\u78bc<\/strong><\/p>\n\n\n\n<p>\u5728\u8b58\u5225\u51fa\u53ef\u80fd\u653b\u64ca\u5f8c\uff0c\u6211\u5011\u6c7a\u5b9a\u627e\u5c0b\u5177\u5099\u985e\u4f3c\u7279\u5fb5\u7684\u6a23\u672c\u3002\u7d93\u904e\u5728VirusTotal\u4e0a\u7684\u7be9\u9078\uff0c\u6211\u5011\u767c\u73fe\u6709\u985e\u4f3c\u6a23\u672c\u57286\u670824\u65e5\u52307\u67085\u65e5\u9593\u88ab\u52a0\u5165\u3002\u5206\u6790\u6a23\u672c\u5f8c\u767c\u73fe\u4e00\u4e9b\u95dc\u65bcLokiBot\u529f\u80fd\u7684\u88dc\u5145\u3002<\/p>\n\n\n\n<p>\u60e1\u610f\u8edf\u9ad4\u6a23\u672c\u7684\u6a94\u6848\u540d\u7a31\u5404\u4e0d\u76f8\u540c\uff0c\u4f46\u53ef\u4ee5\u8aaa\u90fd\u662f\u96a8\u6a5f\u7684\uff1a<\/p>\n\n\n\n<ul><li><em>exe \/ bpxssh.jpg<\/em><\/li><li><em>exe \/ sittey.jpg<\/em><\/li><li><em>exe \/ jkcgjj.jpg<\/em><\/li><\/ul>\n\n\n\n<p>\u6839\u64da\u6211\u5011\u7684\u767c\u73fe\uff0c\u6211\u5011\u7814\u5224LokiBot\u8b8a\u7a2e\u4e5f\u53ef\u4ee5\u7d93\u7531\u593e\u5e36\u60e1\u610fRTF\u6a94\u7684\u5783\u573e\u90f5\u4ef6\u62b5\u9054\u3002RTF\u6a94\u6703\u5167\u5d4cExcel OLE\u7269\u4ef6\uff0c\u8a72\u7269\u4ef6\u6703\u7528Windows Management Instrumentation\uff08WMI\uff09\u548cPowerShell\u4f86\u4e0b\u8f09\u548c\u57f7\u884c\u60e1\u610f\u8edf\u9ad4\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2019\/08\/Lokibot-steganography-3.png\" alt=\"Figure 3. One of the VirusTotal email samples that contains a LokiBot attachment\"\/><\/figure>\n\n\n\n<p>\u57163. VirusTotal\u4e0a\u5305\u542bLokiBot\u9644\u4ef6\u6a94\u7684\u6a23\u672c<\/p>\n\n\n\n<p>\u9019\u96bbLokiBot\u8b8a\u7a2e\u4e00\u958b\u59cb\u6703\u5c07\u81ea\u8eab\u5b89\u88dd\u6210<em>%Temp%\\[filename].exe<\/em>\u53ca<em>%temp%\\[filename].jpg<\/em>\u3002\u9019\u5716\u6a94\u6709\u610f\u601d\u7684\u662f\u5b83\u771f\u7684\u53ef\u4ee5\u88ab\u958b\u555f\u6210\u5716\u7247\u3002\u4f46\u5b83\u4e5f\u5305\u542b\u4e86LokiBot\u89e3\u5c01\u904e\u7a0b\u6240\u9700\u7684\u8cc7\u6599\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2019\/08\/Lokibot-steganography-4.png\" alt=\"Figure 4. The image file when opened\"\/><\/figure>\n\n\n\n<p>\u57164. \u958b\u555f\u5716\u6a94\u5f8c\u7684\u5f71\u50cf<\/p>\n\n\n\n<p>\u8a72\u5716\u6a94\u5305\u542b\u4e00\u500b\u6574\u500b\u89e3\u5c01\u968e\u6bb5\u90fd\u6703\u7528\u5230\u7684\u52a0\u5bc6\u6a94\u6848\uff0c\u76f4\u5230LokiBot\u4e3b\u7a0b\u5f0f\u78bc\u5728\u8a18\u61b6\u9ad4\u5167\u89e3\u5bc6\u70ba\u6b62\u3002<\/p>\n\n\n\n<p>\u5728\u8f09\u5165\u4e3b\u7a0b\u5f0f\u78bc\u524d\uff0c\u5b83\u6703\u5728<em>%appdatalocal%<\/em>\u5efa\u7acb\u4e00\u500b\u8cc7\u6599\u593e\uff0c\u88e1\u9762\u653e\u6709Loki\u6a94\u6848\u548c\u5716\u6a94\uff08\u8207<em>%temp%<\/em>\u5167\u7684\u4e00\u6a23\uff09\u3002\u540c\u6642\u9084\u6703\u690d\u5165\u4e4b\u5f8c\u7528\u4f86\u57f7\u884cLokiBot\u6a94\u6848\u7684VBS\u6a94\u6848\u3002\u5728\u6b64\u968e\u6bb5\uff0c\u5b83\u9084\u6703\u5efa\u7acb\u4e00\u500b\u81ea\u52d5\u555f\u52d5\u8a3b\u518a\u8868\u503c\u6307\u5411VBS\u6a94\u6848\u4f5c\u70ba\u6301\u7e8c\u6027\u6a5f\u5236\u3002\u96d6\u7136LokiBot\u5177\u5099\u81ea\u52d5\u555f\u52d5\u884c\u70ba\uff0c\u4f46\u6709\u4e9b\u8b8a\u7a2e\uff08\u5305\u62ec\u9019\u4e00\u500b\uff09\u6703\u7528\u76f8\u540c\u81ea\u52d5\u555f\u52d5\u529f\u80fd\u5efa\u7acb\u4e86\u640d\u58de\u7684\u81ea\u52d5\u555f\u52d5\u8a3b\u518a\u8868\u503c\uff0c\u76ee\u524d\u9084\u4e0d\u77e5\u9053\u70ba\u4ec0\u9ebc\u9019\u4e9b\u8b8a\u7a2e\u6703\u51fa\u73fe\u9019\u985e\u7684\u81ea\u52d5\u555f\u52d5\u8a3b\u518a\u8868\u503c\u3002\u6839\u64da\u5206\u6790\u53ef\u4ee5\u5728\u8a18\u61b6\u9ad4\u770b\u51fa\u5b83\u8a66\u5716\u5beb\u5165\u81ea\u52d5\u555f\u52d5\u8a3b\u518a\u8868\u4f46\u88ab\u8986\u84cb\uff0c\u5c0e\u81f4\u8a3b\u518a\u8868\u640d\u58de\u3002\u9019\u53ef\u80fd\u662f\u60e1\u610f\u4efd\u5b50\u5728\u7de8\u78bc\/\u4fee\u6539\u60e1\u610f\u7a0b\u5f0f\u6216\u7de8\u8b6f\u6642\u51fa\u932f\u7684\u7d50\u679c\u3002<\/p>\n\n\n\n<p>\u9032\u5165\u89e3\u5c01\u7684\u5f8c\u671f\u968e\u6bb5\uff0c\u6700\u5f8c\u6703\u8f09\u5165\u4e26\u57f7\u884cLokiBot\u4e3b\u7a0b\u5f0f\u78bc\u3002\u6b64\u6642\u5df2\u7d93\u53ef\u4ee5\u770b\u5230\u5be6\u969b\u7684LokiBot\u6307\u6a19\u3002\u901a\u904e\u5c0d\u6b64\u7279\u5b9a\u8b8a\u7a2e\u4e3b\u7a0b\u5f0f\u78bc\u7684\u5206\u6790\u4e26\u8207\u4e4b\u524d\u7684\u8b8a\u7a2e\u4f5c\u6bd4\u8f03\uff0c\u6211\u5011\u767c\u73fe\u53ea\u6709\u4e9b\u5fae\u7684\u66f4\u65b0\uff0c\u4e3b\u8981\u662f\u6703\u8b8a\u66f4\u5e33\u5bc6\u7aca\u53d6\u7684\u76ee\u6a19\u61c9\u7528\u7a0b\u5f0f\uff08\u6839\u64da\u8b8a\u7a2e\u800c\u4e0d\u540c\uff09\u3002<\/p>\n\n\n\n<p><strong>LokiBot<\/strong><strong>\u4f7f\u7528\u5716\u50cf\u96b1\u78bc\u8853<\/strong><\/p>\n\n\n\n<p>\u4e4b\u524d\u7684LokiBot\u653b\u64ca\u4e8b\u4ef6\u662f<a href=\"https:\/\/threatpost.com\/lokibot-trojan-spotted-hitching-a-ride-inside-png-files\/143491\/\">\u57284\u6708\u56de\u5831<\/a>\uff0c\u60e1\u610f\u8b8a\u7a2e\u4f7f\u7528Zipx\u6a94\u6848\u9644\u4ef6\u96b1\u85cf\u5728PNG\u5716\u6a94\u4e2d\u3002<\/p>\n\n\n\n<p>\u5728\u6b64\u6848\u4f8b\u4e2d\uff0cLokiBot\u8b8a\u7a2e\u5c07\u52a0\u5bc6\u904e\u7684\u6a94\u6848\u96b1\u85cf\u5728\u5716\u6a94\u88e1\uff0c\u9996\u5148\u8981\u627e\u51fa\u4ee3\u8868\u52a0\u5bc6\u6a94\u6848\u958b\u59cb\u7684\u201c\u6a19\u8a18\u201d\u3002\u8a72\u5b57\u4e32\u4f3c\u4e4e\u662f\u201c#$%^&amp;*()__#@$#57$#!@\u201d\uff0c\u5b83\u6703\u7528\u5b50\u5b57\u4e32\u51fd\u6578\u9032\u884c\u641c\u5c0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2019\/08\/Lokibot-steganography-5.png\" alt=\"Figure 5. The encrypted binary inside the image file\"\/><\/figure>\n\n\n\n<p>\u57165. \u5716\u6a94\u5167\u7684\u52a0\u5bc6\u6a94\u6848<\/p>\n\n\n\n<p>\u627e\u5230\u6a94\u6848\u5f8c\uff0c\u5b83\u6703\u958b\u59cb\u89e3\u5bc6\u3002\u7d50\u8457\u6703\u8f09\u5165\u89e3\u5bc6\u5f8c\u7684\u6a94\u6848\u4f86\u9032\u884c\u5f8c\u7e8c\u7684\u89e3\u5c01\u904e\u7a0b\u3002\u6839\u64da\u8f38\u5165\u548c\u8f38\u51fa\uff0c\u5b83\u4e26\u975e\u4f7f\u7528\u50cfAES\u9019\u6a23\u7684\u5340\u584a\u52a0\u5bc6\u6cd5\uff0c\u800c\u662f\u7528\u81ea\u5df1\u7684\u89e3\u5bc6\u65b9\u6cd5\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2019\/08\/Lokibot-steganography-6.png\" alt=\"Figure 6. The decryption routine\"\/><\/figure>\n\n\n\n<p>\u57166. \u89e3\u5bc6\u7a0b\u5e8f<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2019\/08\/Lokibot-steganography-7.png\" alt=\" Figures 7 and 8. Before and after decryption\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/files\/2019\/08\/Lokibot-steganography-8.png\" alt=\" Figures 7 and 8. Before and after decryption\"\/><\/figure>\n\n\n\n<p>\u57167\u548c8. \u89e3\u5bc6\u524d\u5f8c<\/p>\n\n\n\n<p>\u9019\u96bb\u8b8a\u7a2e\u6703\u4f7f\u7528\u5716\u50cf\u96b1\u78bc\u8853\u7684\u4e00\u500b\u53ef\u80fd\u539f\u56e0\u662f\u5b83\u52a0\u5165\u4e86\u53e6\u4e00\u5c64\u6df7\u6dc6\u6280\u8853 \u2014 Wscript\uff08VBS\u6a94\u6848\u76f4\u8b6f\u5668\uff09\u4f86\u57f7\u884c\u60e1\u610f\u8edf\u9ad4\u800c\u975e\u5be6\u969b\u8b93\u60e1\u610f\u8edf\u9ad4\u57f7\u884c\u3002\u56e0\u70ba\u81ea\u52d5\u555f\u52d5\u6a5f\u5236\u4f7f\u7528\u8173\u672c\u7a0b\u5f0f\uff0c\u56e0\u6b64\u4e4b\u5f8c\u7684\u8b8a\u7a2e\u53ef\u4ee5\u900f\u904e\u4fee\u6539\u8173\u672c\u4f86\u8b8a\u66f4\u6301\u7e8c\u6027\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p>\u4f5c\u70ba\u73fe\u4eca\u6700\u6d3b\u8e8d\u7684\u8cc7\u8a0a\u7aca\u53d6\u8005\u4e4b\u4e00\uff0cLokiBot\u7684\u8173\u6b65\u4e26\u6c92\u6709\u653e\u7de9\u7684\u8de1\u8c61\u3002\u6301\u7e8c\u6027\u548c\u6df7\u6dc6\u6a5f\u5236\u7684\u66f4\u65b0\u986f\u793a\u51faLokiBot\u4ecd\u6709\u65b0\u7248\u672c\u7684\u63a8\u51fa\uff0c\u5728\u53ef\u9810\u898b\u7684\u672a\u4f86\u4ecd\u662f\u5fc5\u9808\u9762\u5c0d\u7684\u5a01\u8105\u3002<\/p>\n\n\n\n<p><strong>\u4f7f\u7528\u8a17\u7ba1\u5f0f\u5075\u6e2c\u53ca\u56de\u61c9\uff08MDR<\/strong><strong>\uff09\u62b5\u79a6LokiBot<\/strong><\/p>\n\n\n\n<p>\u5728\u6211\u5011\u6240\u8655\u7406\u7684\u6848\u4f8b\u4e2d\uff0c\u5167\u90e8\u6c99\u7bb1\u4e3b\u52d5\u6a19\u8a18\u4e86LokiBot\u8b8a\u7a2e\uff0c\u6211\u5011\u63a5\u8457\u5728\u4e00\u5929\u5167\u9032\u884c\u4e86\u5206\u6790\uff0c\u5728\u767c\u751f\u4efb\u4f55\u6c38\u4e45\u640d\u5bb3\u524d\u5c31\u5148\u5c01\u9396\u4e86\u5bc4\u4ef6\u8005\u7684\u96fb\u5b50\u90f5\u4ef6\u5730\u5740\u3002\u4f46\u6211\u5011\u767c\u73fe\u540c\u4e00\u5c01\u96fb\u5b50\u90f5\u4ef6\u5df2\u7d93\u88ab\u9001\u5230\u5176\u4ed6\u7d44\u7e54\u7684\u81f3\u5c1155\u500b\u76ee\u6a19\uff0c\u9019\u4ee3\u8868\u9019\u8d77\u653b\u64ca\u4e26\u4e0d\u662f\u4e00\u6b21\u6027\u4e8b\u4ef6\u3002\u6839\u64daLokiBot\u7684\u666e\u904d\u6027\uff0c\u53ef\u4ee5\u9810\u671f\u653b\u64ca\u8005\u53ef\u80fd\u6703\u767c\u52d5\u66f4\u5927\u898f\u6a21\u7684\u985e\u4f3c\u653b\u64ca\u3002<\/p>\n\n\n\n<p>\u5982\u524d\u6240\u8ff0\uff0c\u60e1\u610f\u90f5\u4ef6\u4f7f\u7528\u4e86\u8b93\u4eba\u4fe1\u670d\u7684\u90f5\u4ef6\u5730\u5740\u3002\u4e8b\u5be6\u4e0a\uff0c\u5982\u679c\u6c92\u6709\u6c99\u7bb1\u5831\u8b66\uff0c\u9019\u5c01\u90f5\u4ef6\u5f88\u53ef\u80fd\u6703\u88ab\u5ffd\u7565\u6389\u3002\u96d6\u7136\u88ab\u653b\u64ca\u7684\u516c\u53f8\u6709\u81ea\u5df1\u7684\u8cc7\u5b89\u5718\u968a\uff0c\u4f46\u5982\u679c\u6c92\u6709\u5df2\u7d93\u5c0dLokiBot\u5f88\u719f\u6089\uff0c\u60f3\u8981\u5075\u6e2c\u5a01\u8105\u4e26\u6839\u64da\u5176\u5404\u7a2e\u8eb2\u907f\u6a5f\u5236\u4f86\u9032\u884c\u5206\u6790\u53ef\u80fd\u6703\u5f88\u56f0\u96e3\u3002<\/p>\n\n\n\n<p>\u7d44\u7e54\u6240\u9762\u81e8\u7684\u6700\u91cd\u5927\u5a01\u8105\uff08\u4e5f\u662f\u5f71\u97ff\u6700\u56b4\u91cd\u7684\u5a01\u8105\uff09\u901a\u5e38\u4e26\u4e0d\u662f\u91dd\u5c0d\u6027\u653b\u64ca\uff0c\u800c\u662f\u8f03\u5c0f\u578b\u4f46\u66f4\u5e38\u767c\u751f\uff0c\u96e3\u4ee5\u767c\u73fe\u4e14\u4e0d\u65b7\u51fa\u73fe\u7684\u8cc7\u5b89\u4e8b\u4ef6\u3002\u5373\u4fbf\u662f\u64c1\u6709\u81ea\u5df1\u8cc7\u5b89\u5718\u968a\u7684\u7d44\u7e54\uff0e\u9019\u6642\u4e5f\u6703\u9700\u8981<a href=\"https:\/\/t.rend.tw\/?i=NzkzMA\">\u8a17\u7ba1\u5f0f\u5075\u6e2c\u53ca\u56de\u61c9\uff08MDR\uff09<\/a>\u7684\u5e6b\u52a9\u3002\u6069\u4f4e\u963f\u63d0\u4f9b\u4e86\u4e8b\u4ef6\u8abf\u67e5\u548c\u5a01\u8105\u5206\u6790\u7684\u80fd\u529b\uff0c\u6700\u91cd\u8981\u7684\u662f\u53ef\u4ee5\u95dc\u806f\u4e0d\u540c\u6216\u770b\u4f3c\u7121\u95dc\u7684\u6307\u6a19\u4f86\u66f4\u6e05\u695a\u5730\u4e86\u89e3\u7d44\u7e54\u6b63\u5728\u8655\u7406\u4ec0\u9ebc\u6a23\u7684\u4e8b\u4ef6\u3002\u5728\u9019\u8d77\u6848\u4f8b\u4e2d\uff0c\u5c0dLokiBot\u7684\u4e86\u89e3\u548c\u7d93\u9a57\u8b93\u6211\u5011\u7684MDR\u548c\u5206\u6790\u5718\u968a\u53ef\u4ee5\u5728\u4e00\u5929\u5167\u5c31\u63d0\u4f9b\u53cd\u994b\u548c\u88dc\u6551\u5efa\u8b70\u3002<\/p>\n\n\n\n<p>\u9664\u4e86\u719f\u6089\u5167\u90e8\u548c\u5916\u90e8\u5a01\u8105\u60c5\u5831\u8cc7\u6e90\u5916\uff0cMDR\u5718\u968a\u9084\u64c1\u6709\u8da8\u52e2\u79d1\u6280\u6240\u63d0\u4f9b\u9032\u968e\u5b89\u5168\u89e3\u6c7a\u65b9\u6848\u7684\u64cd\u4f5c\u7d93\u9a57\u3002\u5176\u4e2d\u4e4b\u4e00\u662f<a href=\"https:\/\/www.trendmicro.com\/zh_tw\/business\/products\/network\/advanced-threat-protection.html\">\u8da8\u52e2\u79d1\u6280\u7684Deep Discovery Inspector<\/a>\uff0c\u5b83\u80fd\u5920\u5075\u6e2c\u7d44\u7e54\u5167\u5a01\u8105\u7684\u6a6b\u5411\u79fb\u52d5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u5165\u4fb5\u6307\u6a19\uff08IoC<\/strong><strong>\uff09<\/strong><\/h2>\n\n\n\n<style>\n   table {border-collapse:collapse; table-layout:fixed; width:310px;}\n   table td {border:solid 1px ; width:100px; word-wrap:break-word;}\n   <\/style>\n<figure class=\"wp-block-table\"><table  class=\" table table-hover\" ><tbody><tr><td>\n  \u6a94\u6848\u540d\u7a31\n  <\/td><td>\n  SHA256\n  <\/td><td>\n  \u5075\u6e2c\u540d\u7a31\n  <\/td><\/tr><tr><td>\n  New Order July .DOC\n  <\/td><td>\n  7812e7564a1e2480412b228daf4c53e9f5291bbdb06120ec778cf4ed0a6654d7\n  <\/td><td>\n  Trojan.W97M.DLOADER.PUQ\n  <\/td><\/tr><tr><td>\n  &nbsp;\n  <\/td><td>\n  fd908abce7885430fb344aedb21cee0aa73f2bd7b82ab118974674afdfe45fc2as\n  <\/td><td>\n  TrojanSpy.Win32.LOKI.TIOIBOGE\n  <\/td><\/tr><tr><td>\n  &nbsp;\n  <\/td><td>\n  84700ef750fa74f0837521037d4d5318274a5542b57e5ee92e27a168dd8938c4\n  <\/td><td>\n  Troj.Win32.TRX.XXPE50FFF031\uff08TrendX\uff09\n  <\/td><\/tr><tr><td>\n  &nbsp;\n  <\/td><td>\n  0a6e59e1d01521e4b0eb19faafe221737120183847a0fd6bc5a43f6fbc05d81f\n  <\/td><td>\n  Trojan.X97M.POWLOAD.THGOCAI\n  <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>@\u539f\u6587\u51fa\u8655\uff1a<a href=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/lokibot-gains-new-persistence-mechanism-uses-steganography-to-hide-its-tracks\/\">LokiBot Gains New Persistence Mechanism, Uses Steganography to Hide Its Tracks<\/a> \u4f5c\u8005\uff1aMiguel Ang\u3001Erika Mendoza\u548cJay Yaneza\uff08<a href=\"https:\/\/blog.trendmicro.com\/trendlabs-security-intelligence\/author\/trend-micro\/\">\u8da8\u52e2\u79d1\u6280<\/a>\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7576Lokibot\u7b2c\u4e00\u6b21\u51fa\u73fe\u5728\u5730\u4e0b\u8ad6\u58c7\u6642\uff0c\u6a19\u699c\u7684\u662f\u8cc7\u8a0a\u7aca\u53d6\u548c\u9375\u76e4\u8a18\u9304\u7b49\u80fd\u529b\uff0c\u4f46\u9019\u5e7e\u5e74\u4f86\u5b83\u53c8\u52a0\u5165\u4e86\u8a31\u591a\u529f\u80fd\u3002\u6700\u8fd1\u7684 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_wpscppro_dont_share_socialmedia":false,"_wpscppro_custom_social_share_image":0,"_facebook_share_type":"","_twitter_share_type":"","_linkedin_share_type":"","_pinterest_share_type":"","_linkedin_share_type_page":"","_instagram_share_type":"","_medium_share_type":"","_threads_share_type":"","_google_business_share_type":"","_selected_social_profile":[],"_wpsp_enable_custom_social_template":false,"_wpsp_social_scheduling":{"enabled":false,"datetime":null,"platforms":[],"status":"template_only","dateOption":"today","timeOption":"now","customDays":"","customHours":"","customDate":"","customTime":"","schedulingType":"absolute"},"_wpsp_active_default_template":true},"categories":[4126],"tags":[2375],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/61729"}],"collection":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=61729"}],"version-history":[{"count":1,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/61729\/revisions"}],"predecessor-version":[{"id":63488,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/61729\/revisions\/63488"}],"wp:attachment":[{"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=61729"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=61729"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.trendmicro.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=61729"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}