#uac-0099

Russia-Aligned UAC-0099 Plants Nuclear Weapon Prompt in Malware to Disrupt AI Analysis

Sep 1, 2026 // 11:32

Cybersecurity researchers have disclosed a new technique dubbed GuardBreaker that’s been put to use by a Russia-aligned threat actor known as UAC-0099 against a target […]

Fake Notepad++ Plugin Delivers MATCHBOIL.V2 in UAC-0099 Attacks

Jul 24, 2026 // 13:31

The Computer Emergency Response Team of Ukraine (CERT-UA) has warned of a new campaign that involves the use of a malicious program that’s dressed up […]