Malicious BlackSuit Ransomware Execution via Process Creation

PremiumReviewedSigma · Critical · v1
Product
windows
Category
process_creation
Author
HuntRule
Published
2026-09-15
Updated
2026-09-15

ATT&CK techniques

Impact
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Execution

  5. Persistence

  6. Priv Esc

  7. Defense Evasion

  8. Cred Access

  9. Discovery

  10. Lateral Movement

  11. Collection

  12. C2

  13. Exfiltration

What it detects

This rule detects the distinctive command-line flags of BlackSuit ransomware combining virtual machine termination, full-file encryption, and a victim identifier. This flag combination is unique to the BlackSuit encryptor and signals an active encryption run.

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Malicious BlackSuit Ransomware Execution via Process Creation
Pivot detection · T1486 · 9 related

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.