HeartCrypt-Packed EDR Killer Tools ‘AVKiller’ Actively Used in Ransomware Attacks

Cybersecurity teams have confronted a rising threat from a novel “EDR killer” payload in recent months, commonly referred to as AVKiller, which has been observed disabling endpoint defenses to facilitate the deployment of ransomware. First detected in mid-2024, this tool leverages the HeartCrypt packer-as-a-service to obscure its true functionality and slip past traditional static signature […]

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