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MediumSigmaHQ Swachchhanda Shrawan Poudel (Nextron Systems)

Windows Default Domain GPO Modification

Detects modifications to Default Domain or Default Domain Controllers Group Policy Objects (GPOs). Adversaries may modify these default GPOs to deploy malicious configurations across the domain.

Detection logic

Detection requirements

Platform: Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
Log source product: windows
Log source service: security

Known benign triggers

Legitimate modifications to Default Domain or Default Domain Controllers GPOs

References

Links the source published beside this detection. Reference is the link the source wrote, unmodified. Class is decided by this catalogue from the host and path, not stated by the source. Cited by counts published detections citing the same resource, including this one, and the sources beneath it count the repositories this catalogue ingests, which is not the same as independent research.
Reference	Class	Cited by
adsecurity.org/?p=3377	Security research	2
jgspiers.com/audit-group-policy-changes/	Unclassified	Only this detection cites it
www.pentestpartners.com/security-blog/living-off-the-land-gpo-style/	Unclassified	2
www.trendmicro.com/en_us/research/25/i/unmasking-the-gentlemen-ransomware.html	Threat report	4

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