AgtaBackup RAT Uses Fake Microsoft Store Pages and RMM Tools to Hijack Windows Systems

A newly tracked Windows remote access trojan called AgtaBackup RAT is using fake Microsoft Store pages to gain a foothold on victims’ computers. The campaign pretends to offer popular video-conferencing software, but the download instead installs a legitimate remote monitoring and management, or RMM, tool that attackers control. That first step matters because the installer is genuinely signed and the installation appears normal. After a victim accepts a Windows User Account Control prompt, the RMM client enrolls the computer in an attacker-controlled account, giving the operators quiet remote access that can blend with routine support activity. Analysts at Palo Alto Networks Unit 42 identified the malware through campaign...

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