Defender Event ID 5001: Real-time protection is disabled

Written when Defender's real-time protection is turned off.

Log
Microsoft-Windows-Windows Defender/Operational
Category
Defense evasion

Why it matters

  • Turning off antivirus is a common step just before running ransomware or other tools that would be detected.

What to check

Check what happened just before (4688 or 4104 with Set-MpPreference) and whether it was turned back on.

How to turn it on

Logged by default when Defender Antivirus is active.

MITRE ATT&CK

  • T1562.001 Disable or Modify Tools