Microsoft Defender Tamper Protection Trigger
Detects blocked attempts to change any of Defender's settings such as "Real Time Monitoring" and "Behavior Monitoring"
Detection logic
Detection requirements
- Platform
- ContainersESXiIaaSLinuxmacOSNetwork DevicesWindows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
- Log source product
- windows
- Log source service
- windefend
Known benign triggers
- Administrator might try to disable defender features during testing (must be investigated)
MITRE ATT&CK mappings
0 exclusive techniques.This is coverage no other published rule has; it is not this rule's total technique count.
References
| Reference | Cited by |
|---|---|
| bhabeshraj.com/post/tampering-with-microsoft-defenders-tamper-protection | Only this detection cites it |
| learn.microsoft.com/en-us/defender-endpoint/troubleshoot-microsoft-defender-antivirus?view=o365-worldwide | 8 |
From the source
- At source
- Open at source
- Upstream identifier
- 49e5bc24-8b86-49f1-b743-535f332c2856
- Tagged by the source as
- attack.defense-impairment
Licence
- Published under
- Detection Rule License 1.1Read the licence
- Attribution
- Required
Authorship
- Written by
- Published
- Aug 26, 2026
- Version
- 1