{"id":8158,"date":"2025-11-04T07:04:33","date_gmt":"2025-11-04T07:04:33","guid":{"rendered":"https:\/\/serisec.com\/index.php\/2025\/11\/04\/microsoft-detects-sesameop-backdoor-html\/"},"modified":"2025-11-04T07:04:33","modified_gmt":"2025-11-04T07:04:33","slug":"microsoft-detects-sesameop-backdoor-html","status":"publish","type":"post","link":"https:\/\/serisec.com\/index.php\/2025\/11\/04\/microsoft-detects-sesameop-backdoor-html\/","title":{"rendered":"Microsoft Detects &#8220;SesameOp&#8221; Backdoor Using OpenAI&#8217;s API as a Stealth Command Channel"},"content":{"rendered":"\n<div>Microsoft Detects &#8220;SesameOp&#8221; Backdoor Using OpenAI&#8217;s API as a Stealth Command Channel<\/div>\n<p> \t<BR><br \/>\n<BR><\/BR><br \/>\n    <!-- no image --><br \/>\n \t<BR><br \/>\n<BR><\/BR><\/p>\n<div>Microsoft has disclosed details of a novel backdoor dubbed SesameOp that uses OpenAI Assistants Application Programming Interface (API) for command-and-control (C2) communications.<br \/>\n&#8220;Instead of relying on more traditional methods, the threat actor behind this backdoor abuses OpenAI as a C2 channel as a way to stealthily communicate and orchestrate malicious activities within the compromised<\/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\/2025\/11\/microsoft-detects-sesameop-backdoor.html\">Go to TheHackersNews<\/a><br \/>\n \t<BR><br \/>\n <BR><\/BR><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Microsoft Detects &#8220;SesameOp&#8221; Backdoor Using OpenAI&#8217;s API as a Stealth Command Channel Microsoft has disclosed details of a novel backdoor dubbed SesameOp that uses OpenAI Assistants Application Programming Interface (API) for command-and-control (C2) communications. &#8220;Instead of relying on more traditional methods, the threat actor behind this backdoor abuses OpenAI as a C2 channel as a [&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-8158","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\/8158"}],"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=8158"}],"version-history":[{"count":0,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/posts\/8158\/revisions"}],"wp:attachment":[{"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/media?parent=8158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/categories?post=8158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/serisec.com\/index.php\/wp-json\/wp\/v2\/tags?post=8158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}