Suspicious Firewall Logging Disable via netsh (via process_creation)

PremiumReviewedSigma · Medium · v1
Product
windows
Category
process_creation
Author
HuntRule
Published
2026-07-30
Updated
2026-08-28

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 netsh disabling Windows firewall logging for dropped and allowed connections across all profiles. The DEEP#DOOR campaign disabled firewall logging to hide its command and control traffic.

Related detections9 linkedT1686 — drag to rearrange
Suspicious Disabling or Flushing of the Linux Host Firewall (via process_creation)
Malicious Firewall Deactivation - PowerShell (via powershell)
Malicious Firewall Deactivation - Firewall (via firewall-as)
Suspicious Outbound Firewall Block Rule Added via Netsh Advfirewall
Malicious Windows Firewall Disable via Netsh
OpenSSH Server Firewall Configuration on Windows - Firewall (via firewall-as)
Suspicious Firewall Rule Added Using PowerShell or CMD (via firewall-as)
Suspicious Firewall Rule Masquerading as CloudExperienceHost via netsh
Suspicious Firewall Rule Masquerading As Windows Update (via process_creation)
Suspicious Firewall Logging Disable via netsh (via process_creation)
Pivot detection · T1686 · 9 related

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