Russia’s APT28 (Fancy Bear) uses Signal to deploy BEARDSHELL and COVENANT malware on Ukranian targets.

Russia’s APT28 (Fancy Bear) uses Signal to deploy BEARDSHELL and COVENANT malware on Ukranian targets.

Russian state-sponsored hackers APT28 (also known as Fancy Bear or UAC-0001) have deployed a sophisticated malware campaign against Ukrainian government targets using Signal messenger to deliver malicious payloads. This operation leverages two previously undocumented malware families—BEARDSHELL and COVENANT—disguised within seemingly harmless files.