Suspicious Renamed MySQL Binary Executed from Temp via ClickFix (via process_creation)

PremiumReviewedSigma · High · v1
Product
windows
Category
process_creation
Author
HuntRule
Published
2026-05-09
Updated
2026-08-28

ATT&CK techniques

Execution → Defense Evasion
  1. Recon

  2. Resource Dev

  3. Initial Access

  4. Persistence

  5. Priv Esc

  6. Cred Access

  7. Discovery

  8. Lateral Movement

  9. Collection

  10. C2

  11. Exfiltration

  12. Impact

What it detects

This rule detects a binary named mysql.exe running from a temporary directory with a hardcoded password argument, matching the HarborWatch RAT payload which is renamed to mysql.exe and requires a fixed pass value to execute. Genuine MySQL clients do not run from user temp folders.

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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.