{"id":245527,"date":"2026-10-17T01:23:29","date_gmt":"2026-10-17T06:23:29","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/10\/attackers-tampered-with-aomei-backuppers-update-servers-for-minutes-to-deliver-a-backdoor"},"modified":"2026-10-17T01:23:29","modified_gmt":"2026-10-17T06:23:29","slug":"attackers-tampered-with-aomei-backuppers-update-servers-for-minutes-to-deliver-a-backdoor","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/10\/attackers-tampered-with-aomei-backuppers-update-servers-for-minutes-to-deliver-a-backdoor","title":{"rendered":"Attackers Tampered with AOMEI Backupper\u2019s Update Servers for Minutes to Deliver a Backdoor"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/attackers-tampered-with-aomei-backuppers-update-servers-for-minutes-to-deliver-a-backdoor.webp\"><\/a><\/p>\n<p>Attackers repeatedly changed the files that AOMEI Backupper fetches from the vendor\u2019s own update servers, in windows of five to ten minutes at a time between May and July 2026, so that any copy of the Windows backup program that checked for an update during one of those windows would download and run a backdoor.<\/p>\n<p><a href=\"https:\/\/cloud.google.com\/blog\/topics\/threat-intelligence\/investigating-ephemeral-supply-chain-tampering\" target=\"_blank\">Google Threat Intelligence Group, Mandiant<\/a>, and <a href=\"https:\/\/www.manageengine.com\/threat-analysis-lab\/aomei-backupper-supply-chain-compromise.html\" target=\"_blank\">ManageEngine\u2019s Threat Analysis Lab<\/a>, which disclosed the campaign this week, say AOMEI has reported fixing its servers, but that fix does not remove the backdoor from machines that were already hit.<\/p>\n<p>AOMEI Backupper is Windows backup and disk-cloning software made by AOMEI Technology, a vendor registered in Hong Kong. Like the company\u2019s remote-desktop tool AnyViewer, it runs background services that regularly check AOMEI\u2019s servers over HTTPS for software updates and promotional pop-ups.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Attackers repeatedly changed the files that AOMEI Backupper fetches from the vendor\u2019s own update servers, in windows of five to ten minutes at a time between May and July 2026, so that any copy of the Windows backup program that checked for an update during one of those windows would download and run a backdoor. [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-245527","post","type-post","status-publish","format-standard","hentry","category-biotech-medical"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/245527","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=245527"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/245527\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=245527"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=245527"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=245527"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}