Malware Deployment Campaigns: ‘Librarian Ghouls’ APT Group Targets Organizations

The Advanced Persistent Threat (APT) group known as “Librarian Ghouls,” also tracked as “Rare Werewolf” and “Rezet,” has been actively targeting organizations across Russia and the Commonwealth of Independent States (CIS) with highly sophisticated malware deployment campaigns. Active through May 2025, this group has demonstrated a consistent focus on Russian companies, employing targeted phishing emails […]

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