Malicious SQL Server Auditing Deactivated (via application)

PremiumReviewedSigma · High · v1
Product
mssql
Category
application
Author
HuntRule
Published
2026-09-03
Updated
2026-09-03

ATT&CK techniques

  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 deactivates SQL Server auditing capacities. SQL auditing requires previous configuration on each SQL instance.

Related detections9 linkedT1685.001 — drag to rearrange
Malicious Event Log Deactivation or Size Reduction - Command (via process_creation)
Malicious Audit Policy Disabled by Command Line (via process_creation)
Suspicious IIS Logging Disabled via appcmd
Malicious SQL Server Database Auditing Deactivated (via application)
Malicious Audit Policy Disabled by Command Line (via security)
Malicious Event Log Tampering via wevtutil Channel Disable by FunkSec Ransomware (via process_creation)
OCSP Responder Auditing Settings Changed or Disabled (via security)
Windows Process Creation: Registry Modification to Disable ETW AutoLogger via reg.exe or PowerShell
Windows Process Creation: Disabling Security Logging via MiniNt Registry Key Set
Malicious SQL Server Auditing Deactivated (via application)
Pivot detection · T1685.001 · 9 related

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