Suspicious PlugX Self-Cleanup Batch Execution

PremiumReviewedSigma · Medium · v1
Product
windows
Category
process_creation
Author
HuntRule
Published
2026-10-26
Updated
2026-10-26

ATT&CK techniques

Defense Evasion
  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

  14. Impact

What it detects

This rule detects execution of the del_AsvastSvcpCP.bat cleanup script used by the PlugX worm to remove its staging artifacts. Running this uniquely named batch indicates PlugX is tidying up its footprint after installation or removal.

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Suspicious PlugX Self-Cleanup Batch Execution
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Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.