MuddyWater hackers use Chaos ransomware as a decoy in attacks

Source: BleepingComputer  ·  Category: Threat Actor & Campaign


MuddyWater (Iranian state-linked group) disguises cyber operations as Chaos ransomware attacks using Microsoft Teams social engineering to establish persistence. Law firms are high-value targets for nation-state reconnaissance; monitor Teams for suspicious sharing, external collaboration, and unusual admin activity.

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