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Analyzing Void Dokkaebi’s Cython-Compiled InvisibleFerret Malware

May 22, 2026 · Trend Micro · Severity: HIGH

Analyzing Void Dokkaebi’s Cython-Compiled InvisibleFerret Malware. Void Dokkaebi, a North Korea-aligned intrusion set, has updated its information-stealing malware, InvisibleFerret, shifting its delivery format to evade script-based detections. Security teams are urged to prioritize detection and response measures against this threat.

Key Takeaways

  • Void Dokkaebi, a North Korea-aligned intrusion set, has updated its information-stealing malware, InvisibleFerret.
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