An unknown number of AOMEI Backupper users had their computers infected with a backdoor through an unusually stealthy supply chain attack, security researchers discovered. Between April and July 2026, attackers repeatedly altered configuration files on AOMEI’s own servers for just five to ten minutes at a time, then restored the originals. The tampered files belong to the software’s update and promotional pop-up mechanism, which periodically fetches instructions from AOMEI’s servers. The activity was observed on … More →
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