{"id":492,"date":"2020-09-01T17:12:01","date_gmt":"2020-09-01T09:12:01","guid":{"rendered":"https:\/\/blog.billows.com.tw\/?p=492"},"modified":"2020-09-01T17:12:01","modified_gmt":"2020-09-01T09:12:01","slug":"%e6%82%a8%e7%b5%95%e5%b0%8d%e4%b8%8d%e8%83%bd%e9%8c%af%e9%81%8e%e7%9a%84-netwalker-%e5%8b%92%e7%b4%a2%e8%bb%9f%e9%ab%94%e5%a6%82%e4%bd%95%e5%9c%a8%e4%b8%80%e5%b0%8f%e6%99%82%e5%85%a7%e6%94%bb","status":"publish","type":"post","link":"https:\/\/blog.billows.com.tw\/?p=492","title":{"rendered":"\u60a8\u7d55\u5c0d\u4e0d\u80fd\u932f\u904e\u7684 &#8211; NetWalker \u52d2\u7d22\u8edf\u9ad4\u5982\u4f55\u5728\u4e00\u5c0f\u6642\u5167\u653b\u9677\u7cfb\u7d71! \u5167\u542b\u6700\u65b0\u7684 NetWalker \u60c5\u8cc7\u548c Mitre Attack \u653b\u64ca\u624b\u6cd5!!"},"content":{"rendered":"\n<pre id=\"block-26a38e0c-559c-4d5a-bb32-ac549996d923\" class=\"wp-block-preformatted\">\u7531 The DFIR Report \u767c\u4f48\u7684\u201dNetWalker Ransomware in 1 Hour\u201d, \u5831\u544a\u4e86&nbsp;NetWalker \u52d2\u7d22\u8edf\u9ad4\u80cc\u5f8c\u7684\u99ed\u5ba2, \u6574\u500b\u5165\u4fb5\u904e\u7a0b\u53ea\u9700\u7d04 1 \u500b\u5c0f\u6642!&nbsp;! &nbsp;<\/pre>\n\n\n\n<p>\u99ed\u5ba2\u7d44\u7e54\u900f\u904e RDP \u767b\u9304\uff0c\u5617\u8a66\u904b\u884c Cobalt Strike Beacon\uff0c\u7136\u5f8c\u4f7f\u7528 ProcDump \u548c Mimikatz \u9032\u884c\u8a18\u61b6\u9ad4\u50be\u5370\u3002\u63a5\u4e0b\u4f86\uff0c\u4ed6\u5011\u5c07 RDP \u653e\u5728\u7db2\u57df\u63a7\u5236\u7ad9\u524d, \u99ed\u5ba2\u6703\u4f7f\u7528 PsExec \u5728\u6240\u6709\u52a0\u5165\u7db2\u57df\u7684\u7cfb\u7d71\u4e0a\u6563\u64ad\u4e26\u904b\u884c NetWalker \u52d2\u7d22\u8edf\u9ad4\u7684\u6709\u6548 payload \u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0b\u70ba\u7814\u7a76\u4eba\u54e1\u91dd\u5c0d NetWalker \u52d2\u7d22\u8edf\u9ad4\u7684\u653b\u64ca\u904e\u7a0b\u767c\u4f48\u7684\u6642\u9593\u8ef8:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"626\" height=\"705\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour.png\" alt=\"\" class=\"wp-image-493\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour.png 626w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour-266x300.png 266w\" sizes=\"auto, (max-width: 626px) 100vw, 626px\" \/><\/figure>\n\n\n\n<p>\u7814\u7a76\u54e1\u5728\u653b\u64ca\u767c\u751f\u6642\uff0c\u770b\u5230\u4e86\u591a\u500b RDP \u767b\u9304\uff0c\u4e26\u76f8\u4fe1\u5165\u4fb5\u7684\u4f86\u6e90\u70ba 198.181.163[.] 103\uff0c\u9019\u53ef\u80fd\u662f IPVanish \u7684 VPN\u3002\u99ed\u5ba2\u4f7f\u7528 DomainName \\ Administrator \u5e33\u6236\u767b\u9304\uff0c\u4e26\u8fc5\u901f\u653e\u9032\u4e86c37.ps1 \u548c c37.exe\u3002\u800c\u5728\u521d\u59cb\u767b\u9304\u5f8c\uff0cc37.ps1 \u96a8\u5373\u88ab\u653e\u5165\u4e26\u57f7\u884c\u7d0416\u5206\u9418\uff0c\u4f46\u5b83\u4e26\u6c92\u6709\u9020\u6210\u7db2\u8def\u6d41\u91cf\uff0c\u9019\u4f7f\u5f97\u7814\u7a76\u54e1\u61f7\u7591\u5b83\u5230\u5e95\u6709\u6c92\u6709\u52d5\u4f5c\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"303\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour11-1024x303.png\" alt=\"\" class=\"wp-image-494\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour11-1024x303.png 1024w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour11-300x89.png 300w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour11-768x228.png 768w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour11.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u9019\u500b Script \u770b\u8d77\u4f86\u50cf Virus Total \u4e0a\u5206\u6790\u5f97\u5230\u7684 Cobalt Strike, \u4e5f\u53ef\u80fd\u9084\u5305\u542b Windshield \u6216 SplinterRAT\u3002\u4e0d\u904e\u5373\u4f7f\u7d93\u904e\u4e86 7 \u5929\u4ee5\u4e0a\uff0cc37.ps1 \u6aa2\u6e2c\u5230\u60e1\u610f\u7684\u6bd4\u4f8b\u4e5f\u76f8\u7576\u4f4e\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"364\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour22-1024x364.png\" alt=\"\" class=\"wp-image-495\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour22-1024x364.png 1024w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour22-300x107.png 300w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour22-768x273.png 768w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour22.png 1278w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p>\u518d\u904e\u4e86\u5e7e\u5206\u9418\uff0cc37.exe \u88ab\u57f7\u884c\u4e86\uff0c\u5b83\u5c07\u81ea\u8eab\u8907\u88fd\u5230\u81e8\u6642\u76ee\u9304\uff0c\u7136\u5f8c\u505c\u6b62\u3002\u6b64\u4e8c\u9032\u5236\u6587\u4ef6\u5305\u62ec Neshta \u4ee5\u53ca\u8a31\u591a\u529f\u80fd\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"893\" height=\"380\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour33.png\" alt=\"\" class=\"wp-image-496\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour33.png 893w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour33-300x128.png 300w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour33-768x327.png 768w\" sizes=\"auto, (max-width: 893px) 100vw, 893px\" \/><\/figure>\n\n\n\n<p>\u7136\u5f8c AdFind \u8207\u540d\u70ba adf.bat \u7684 script \u4e00\u540c\u88ab\u7f6e\u5165\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"502\" height=\"251\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour44.png\" alt=\"\" class=\"wp-image-497\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour44.png 502w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour44-300x150.png 300w\" sizes=\"auto, (max-width: 502px) 100vw, 502px\" \/><\/figure>\n\n\n\n<p>\u5f9e\u9019\u4e9b lnk \u6587\u4ef6\u4e2d\u6211\u5011\u53ef\u4ee5\u770b\u5230\uff0c\u5b83\u5011\u6253\u958b\u4e86AdFind \u8f38\u51fa\u7684\u4e00\u4e9b txt \u6587\u4ef6\u3002\u6211\u5011\u9084\u53ef\u4ee5\u770b\u5230 domains.txt \u548c ips.log \u662f\u5728 AdFind \u904b\u884c\u5e7e\u5206\u9418\u5f8c\u5efa\u7acb\u7684\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"841\" height=\"258\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour55.png\" alt=\"\" class=\"wp-image-498\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour55.png 841w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour55-300x92.png 300w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour55-768x236.png 768w\" sizes=\"auto, (max-width: 841px) 100vw, 841px\" \/><\/figure>\n\n\n\n<p>\u904b\u884c AdFind \u5e7e\u5206\u9418\u5f8c\uff0c\u5c07\u6253\u958b\u547d\u4ee4\u5217\u63d0\u793a\uff0c\u4e26 Copy &amp; Paste \u4ee5\u4e0b\u547d\u4ee4\u6216\u624b\u52d5 key \u5165\u4ee5\u4e0b\u547d\u4ee4:<\/p>\n\n\n\n<p>nltest \/dclist:<\/p>\n\n\n\n<p>net group &#8220;Domain Computers&#8221; \/DOMAIN<\/p>\n\n\n\n<p>net groups &#8220;Enterprise Admins&#8221; \/domain<\/p>\n\n\n\n<p>net user Administrator<\/p>\n\n\n\n<p>\u518d\u653e\u5165\u4e26\u57f7\u884c\u4e86\u4e00\u500b\u540d\u70ba pcr.bat \u7684 Script<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"906\" height=\"97\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour66.png\" alt=\"\" class=\"wp-image-499\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour66.png 906w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour66-300x32.png 300w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour66-768x82.png 768w\" sizes=\"auto, (max-width: 906px) 100vw, 906px\" \/><\/figure>\n\n\n\n<p>\u7136\u5f8c\u518d ping \u4e3b\u6a5f\u540d\u7a31\u5217\u8868, \u4e26\u5c07\u8f38\u51fa\u5beb\u5165 ips.log, \u4ed6\u5011\u5f37\u5236\u4f7f\u7528 IPv4 \u7684\u53c3\u6578\u767c\u9001 ping \u6307\u4ee4\u3002\u6b64 domains.txt \u6587\u4ef6\u5f88\u53ef\u80fd\u4f86\u81ea\u4e0a\u8ff0\u4f7f\u7528 domainlist \u53c3\u6578\u7684 AdFind \u547d\u4ee4\u3002<\/p>\n\n\n\n<p>\u5728\u7f6e\u5165 Mimikatz \u7684\u4e00\u5206\u9418\u5f8c\u7f6e\u5165 procdump64.exe\u3002\u7136\u5f8c\u99ed\u5ba2\u4f7f\u7528 Procdump \u547d\u4ee4\u4f86\u50be\u5370 lsass\uff1a<\/p>\n\n\n\n<p>procdump64.exe -ma lsass.exe lsass.dmp<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"510\" height=\"244\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour77.png\" alt=\"\" class=\"wp-image-500\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour77.png 510w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour77-300x144.png 300w\" sizes=\"auto, (max-width: 510px) 100vw, 510px\" \/><\/figure>\n\n\n\n<p>Mimikatz \u5728\u5927\u7d04\u4e00\u5206\u9418\u5f8c\u904b\u884c\u4e26\u9032\u884c\u6a6b\u5411\u64f4\u5145<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"563\" height=\"164\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour88.png\" alt=\"\" class=\"wp-image-501\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour88.png 563w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour88-300x87.png 300w\" sizes=\"auto, (max-width: 563px) 100vw, 563px\" \/><\/figure>\n\n\n\n<p>\u99ed\u5ba2\u5728\u50be\u5370\u6191\u8b49\u5f8c\u4ee5 RDP \u9032\u5165\u7db2\u57df\u63a7\u5236\u5668\uff08DC\uff09\u3002\u900f\u904e RDP \u8a2a\u554f DC \u5f8c\uff0c\u7136\u5f8c\u7f6e\u5165\u4e86 ip.list.txt\uff0cP100119.ps1 \u548c PsExec\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"558\" height=\"377\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour99.png\" alt=\"\" class=\"wp-image-502\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour99.png 558w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/Onehour99-300x203.png 300w\" sizes=\"auto, (max-width: 558px) 100vw, 558px\" \/><\/figure>\n\n\n\n<p>\u81f3\u6b64\u99ed\u5ba2\u5df2\u6e96\u5099\u597d\u57f7\u884c\u4ed6\u7684\u76ee\u6a19\uff0c\u4ed6\u4f7f\u7528 PsExec \u4ee5\u7db2\u57df\u7ba1\u7406\u54e1\u7684\u8eab\u4efd\u5728\u6240\u6709\u7cfb\u7d71\u4e0a\u639b\u8f09\u5171\u4eab\u8cc7\u6599\u5323\uff0c\u7136\u5f8c\u4f7f\u7528 PowerShell \u57f7\u884c\u52d2\u7d22\u8edf\u9ad4\u7684 payload\u3002\u900f\u904e\u4ee5\u4e0b\u547d\u4ee4\u5c07 NetWalker \u4f48\u7f72\u5230\u871c\u7f50\u4e2d\u6240\u6709\u9023\u4e0a\u7db2\u8def\u4e26\u5df2\u52a0\u5165\u7db2\u57df\u7684\u7cfb\u7d71:<\/p>\n\n\n\n<p>C:\\psexec.exe @ip-list.txt -d cmd \/c \u201c(net use q: \/delete \/y &amp;; net use q: \\\\DomainController\\DomainName \/user:DomainName\\administrator ThisWasThePassword &amp;; powershell -ExecutionPolicy ByPass -NoLogo -NoProfile -windowstyle hidden -NoExit -File q:\\P100119.ps1\u201d<\/p>\n\n\n\n<p>\u5728 PowerShell \u8173\u672c\u57f7\u884c\u5f8c\uff0c\u53d7\u5bb3\u8005\u6703\u7372\u5f97\u4ee5\u4e0b\u52d2\u7d22\u4fe1:<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1023\" height=\"378\" src=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour100.png\" alt=\"\" class=\"wp-image-503\" srcset=\"https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour100.png 1023w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour100-300x111.png 300w, https:\/\/blog.billows.com.tw\/wp-content\/uploads\/2020\/09\/onehour100-768x284.png 768w\" sizes=\"auto, (max-width: 1023px) 100vw, 1023px\" \/><\/figure>\n\n\n\n<p>\u6700\u65b0\u7684 NetWalker \u52d2\u7d22\u8edf\u9ad4\u60c5\u8cc7, \u5c31\u5728\u7ae3\u76df\u79d1\u6280\u4ee3\u7406\u7684 AlienVault OTX \u60c5\u8cc7\u5e73\u53f0\u4e0a:\u00a0<\/p>\n\n\n\n<p><a href=\"https:\/\/otx.alienvault.com\/pulse\/5f4d4e6034a4e01f2a0961ff\">https:\/\/otx.alienvault.com\/pulse\/5f4d4e6034a4e01f2a0961ff<\/a><\/p>\n\n\n\n<p>Source:<\/p>\n\n\n\n<figure class=\"wp-block-embed-wordpress wp-block-embed is-type-wp-embed is-provider-the-dfir-report\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"VvfCwymKfK\"><a href=\"https:\/\/thedfirreport.com\/2020\/08\/31\/netwalker-ransomware-in-1-hour\/\">NetWalker Ransomware in 1 Hour<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;NetWalker Ransomware in 1 Hour&#8221; &#8212; The DFIR Report\" src=\"https:\/\/thedfirreport.com\/2020\/08\/31\/netwalker-ransomware-in-1-hour\/embed\/#?secret=VvfCwymKfK\" data-secret=\"VvfCwymKfK\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7531 The DFIR Report \u767c\u4f48\u7684\u201dNetWalker Ransomware in 1 Hour\u201d,  <a class=\"read-more\" href=\"https:\/\/blog.billows.com.tw\/?p=492\">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-492","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\/492","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=492"}],"version-history":[{"count":7,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/492\/revisions"}],"predecessor-version":[{"id":662,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=\/wp\/v2\/posts\/492\/revisions\/662"}],"wp:attachment":[{"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.billows.com.tw\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}