{"id":8985,"date":"2026-07-20T15:17:02","date_gmt":"2026-07-20T15:17:02","guid":{"rendered":"https:\/\/news.cybertechworld.co.in\/index.php\/2026\/07\/20\/hollowgraph-malware-hides-c2-and-stolen-files-in-microsoft-365-events-dated-2050\/"},"modified":"2026-07-20T15:17:02","modified_gmt":"2026-07-20T15:17:02","slug":"hollowgraph-malware-hides-c2-and-stolen-files-in-microsoft-365-events-dated-2050","status":"publish","type":"post","link":"https:\/\/news.cybertechworld.co.in\/index.php\/2026\/07\/20\/hollowgraph-malware-hides-c2-and-stolen-files-in-microsoft-365-events-dated-2050\/","title":{"rendered":"HollowGraph Malware Hides C2 and Stolen Files in Microsoft 365 Events Dated 2050"},"content":{"rendered":"<p>\u200bA newly discovered espionage implant has been using a hijacked Microsoft 365 calendar as its command channel, planting operator instructions and smuggling out stolen files as attachments on calendar events dated to the year 2050.<\/p>\n<p>Group-IB, which named the malware HollowGraph, says the approach moves tasking and stolen data through legitimate Microsoft Graph API traffic, so the activity looks\u00a0A newly discovered espionage implant has been using a hijacked Microsoft 365 calendar as its command channel, planting operator instructions and smuggling out stolen files as attachments on calendar events dated to the year 2050.<\/p>\n<p>Group-IB, which named the malware HollowGraph, says the approach moves tasking and stolen data through legitimate Microsoft Graph API traffic, so the activity looks\u00a0\u00a0The Hacker News<\/p>","protected":false},"excerpt":{"rendered":"<p>\u200bA newly discovered espionage implant has been using a hijacked Microsoft 365 calendar as its command channel, planting operator instructions and smuggling out stolen files as attachments on calendar events dated to the year 2050. Group-IB, which named the malware HollowGraph, says the approach moves tasking and stolen data through legitimate Microsoft Graph API traffic,&hellip;&nbsp;<a href=\"https:\/\/news.cybertechworld.co.in\/index.php\/2026\/07\/20\/hollowgraph-malware-hides-c2-and-stolen-files-in-microsoft-365-events-dated-2050\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">HollowGraph Malware Hides C2 and Stolen Files in Microsoft 365 Events Dated 2050<\/span><\/a><\/p>\n","protected":false},"author":0,"featured_media":8986,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","_themeisle_gutenberg_block_has_review":false,"footnotes":""},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/posts\/8985"}],"collection":[{"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/comments?post=8985"}],"version-history":[{"count":0,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/posts\/8985\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/media\/8986"}],"wp:attachment":[{"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/media?parent=8985"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/categories?post=8985"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/news.cybertechworld.co.in\/index.php\/wp-json\/wp\/v2\/tags?post=8985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}