{"id":14531,"date":"2026-07-24T07:03:50","date_gmt":"2026-07-24T07:03:50","guid":{"rendered":"https:\/\/serisec.com\/index.php\/2026\/07\/24\/chaos-ransomware-uses-msarat-to-route-html\/"},"modified":"2026-07-24T07:03:50","modified_gmt":"2026-07-24T07:03:50","slug":"chaos-ransomware-uses-msarat-to-route-html","status":"publish","type":"post","link":"https:\/\/serisec.com\/index.php\/2026\/07\/24\/chaos-ransomware-uses-msarat-to-route-html\/","title":{"rendered":"Chaos Ransomware Uses msaRAT to Route C2 Traffic Through Headless Chrome and Edge"},"content":{"rendered":"<p>    Chaos Ransomware Uses msaRAT to Route C2 Traffic Through Headless Chrome and Edge<br \/>\n \t<BR><br \/>\n<BR><\/BR><br \/>\n    <!-- no image --><br \/>\n \t<BR><br \/>\n<BR><\/BR><\/p>\n<div>The Chaos ransomware group ran its command-and-control through the victim&#8217;s own browser. Cisco Talos on Thursday detailed msaRAT, the Rust implant behind it, found on a compromised Windows machine ahead of the encryptor.<\/p>\n<p>The implant never opens an outbound connection of its own. Its process talks to 127.0.0.1 and nothing else. It starts Chrome or Edge in headless mode and drives the browser<\/p><\/div>\n<p> \t<BR><br \/>\n <BR><\/BR><\/p>\n<p> \t<BR><br \/>\n<BR><\/BR><br \/>\n<a href=\"https:\/\/thehackernews.com\/2026\/07\/chaos-ransomware-uses-msarat-to-route.html\">Go to TheHackersNews<\/a><br \/>\n \t<BR><br \/>\n <BR><\/BR><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Chaos Ransomware Uses msaRAT to Route C2 Traffic Through Headless Chrome and Edge The Chaos ransomware group ran its command-and-control through the victim&#8217;s own browser. Cisco Talos on Thursday detailed msaRAT, the Rust implant behind it, found on a compromised Windows machine ahead of the encryptor. The implant never opens an outbound connection of its [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[60],"tags":[76],"class_list":["post-14531","post","type-post","status-publish","format-standard","hentry","category-thehackersnews","tag-thehackersnews"],"_links":{"self":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/14531"}],"collection":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/comments?post=14531"}],"version-history":[{"count":0,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/14531\/revisions"}],"wp:attachment":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/media?parent=14531"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/categories?post=14531"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/tags?post=14531"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}