{"id":620,"date":"2024-07-26T03:49:37","date_gmt":"2024-07-26T03:49:37","guid":{"rendered":"https:\/\/www.cloudcoffer.com\/?p=620"},"modified":"2024-07-29T00:06:12","modified_gmt":"2024-07-29T00:06:12","slug":"advanced-threat-detection-in-phishing-email-attachments","status":"publish","type":"post","link":"https:\/\/www.cloudcoffer.com\/?p=620","title":{"rendered":"Advanced Threat Detection in Phishing Email Attachments"},"content":{"rendered":"\n<p>Recently, using CloudCoffer SandSphere, we scanned email attachments for our clients and identified various new types of viruses. These viruses share common characteristics: they employ various methods to evade antivirus software, launch targeted attacks on organizations, and attempt to infiltrate internal network systems.<\/p>\n\n\n\n<p>For example, here is the latest virus we detected through our scanning, which no antivirus software has identified on VirusTotal:&nbsp;<a href=\"https:\/\/www.virustotal.com\/gui\/file\/7081e2197d03dc280f3974382034b1e3a1de8c1e72efd7e1eb11f65ef6dfec22\/detection\">VirusTotal Link<\/a>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"https:\/\/www.cloudcoffer.com\/wp-content\/uploads\/2024\/07\/Screenshot-2024-07-26-at-9.52.57-AM-2048x1137-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"569\" src=\"https:\/\/www.cloudcoffer.com\/wp-content\/uploads\/2024\/07\/Screenshot-2024-07-26-at-9.52.57-AM-2048x1137-1-1024x569.png\" alt=\"\" class=\"wp-image-621\" srcset=\"https:\/\/www.cloudcoffer.com\/wp-content\/uploads\/2024\/07\/Screenshot-2024-07-26-at-9.52.57-AM-2048x1137-1-1024x569.png 1024w, https:\/\/www.cloudcoffer.com\/wp-content\/uploads\/2024\/07\/Screenshot-2024-07-26-at-9.52.57-AM-2048x1137-1-300x167.png 300w, https:\/\/www.cloudcoffer.com\/wp-content\/uploads\/2024\/07\/Screenshot-2024-07-26-at-9.52.57-AM-2048x1137-1-768x426.png 768w, https:\/\/www.cloudcoffer.com\/wp-content\/uploads\/2024\/07\/Screenshot-2024-07-26-at-9.52.57-AM-2048x1137-1-1536x853.png 1536w, https:\/\/www.cloudcoffer.com\/wp-content\/uploads\/2024\/07\/Screenshot-2024-07-26-at-9.52.57-AM-2048x1137-1.png 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/a><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>This is a .docx Word file. After analyzing it with SandSphere, CloudCoffer researchers discovered that when the .docx file is opened in Word, it performs a series of malicious activities, such as:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Executing system commands, one of which is:&nbsp;<code>IWbemServices::ExecQuery - ROOT\\CIMV2 : SELECT * FROM Win32_ComputerSystemProduct<\/code><\/li>\n\n\n\n<li>Obtaining sensitive system information (such as website cookies, temporary data, system registry contents, etc.)<\/li>\n\n\n\n<li>Transmitting sensitive information to 188.114.96.7:443 <\/li>\n\n\n\n<li>Generating additional malicious files<\/li>\n\n\n\n<li>Using Chrome to send emails and other sensitive information to a remote C&amp;C server (byteburst.cbg.ru)<\/li>\n<\/ul>\n\n\n\n<p>Therefore, in addition to carefully selecting a defense-in-depth protection system that can perform behavioral analysis, it is crucial to avoid opening any untrusted emails (and regularly conduct social engineering exercises).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Advanced Threat Detection in Phishing Email Attachments by CloudCoffer<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[10,8,19],"class_list":["post-620","post","type-post","status-publish","format-standard","hentry","category-honeypot","tag-ai","tag-honeypot","tag-phishing"],"_links":{"self":[{"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=\/wp\/v2\/posts\/620","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=620"}],"version-history":[{"count":4,"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=\/wp\/v2\/posts\/620\/revisions"}],"predecessor-version":[{"id":626,"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=\/wp\/v2\/posts\/620\/revisions\/626"}],"wp:attachment":[{"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.cloudcoffer.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}