GROK

First seen
2016-03-01 00:00:00
Malware type
ransomware
Profile updated
2026-07-07 14:58:36

Context

GROK is a ransomware variant known for encrypting files and demanding a ransom in Bitcoin for decryption keys. It has been primarily distributed through phishing emails and exploit kits.

Detection coverage

  • 1 YARA rules

Detection rules

  • MALPEDIA_Win_Grok_Auto (yara-rule)

Reports & references

  • Kaspersky — 68750 (report)
  • malpedia.caad.fkie.fraunhofer.de — Win.Grok (report)

External references