Key Takeaways Dire Wolf is a double-extortion ransomware that claimed 100 victims across 32 countries by August 2026. Before encryption, Dire Wolf kills the Event Log service, deletes shadow copies and backups, and disables Windows Recovery. Its Go-based encryptor gives each file a unique ChaCha20 key derived through Curve25519 and SHA-256.
Dire Wolf Ransomware Attacks: How to Test and Strengthen Your Defenses
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October 9, 2026
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umut.bayram@picussecurity.com (Umut Bayram)
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picus-security