Rare Werewolf APT Uses Legitimate Software in Attacks on Hundreds of Russian Enterprises

Published on June 10, 2025

The threat actor known as Rare Werewolf (formerly Rare Wolf) has been linked to a series of cyber attacks targeting Russia and the Commonwealth of Independent States (CIS) countries. "A distinctive feature of this threat is that the attackers favor using legitimate third-party software over developing their own malicious binaries," Kaspersky said. "The malicious functionality of the campaign