Sigma rule: Windows Registry Trust Record Modification

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-92d841a3c51a, updated 2023-06-21T00:00:00.000Z.

Rule

Title
Windows Registry Trust Record Modification
Status
test
Level
medium
Author
Antonlovesdnb, Trent Liffick (@tliffick)
Date
2020-02-19
Modified
2023-06-21
File
rules/windows/registry/registry_event/registry_event_office_trust_record_modification.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Alerts on trust record modification within the registry, indicating usage of macros

Log source

product
windows
category
registry_event

Detection

selection:
    TargetObject|contains: '\Security\Trusted Documents\TrustRecords'
condition: selection

False positives (as the rule lists them)

  • This will alert on legitimate macro usage as well, additional tuning is required

Tags

  • attack.initial-access
  • attack.t1566.001

MITRE ATT&CK ids this rule names

Related rules

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/registry/registry_event/registry_event_office_trust_record_modification.yml

Sources and licences

  • SigmaHQ

    "Windows Registry Trust Record Modification" by Antonlovesdnb, Trent Liffick (@tliffick) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/registry/registry_event/registry_event_office_trust_record_modification.yml.
    Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License

    Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Windows Registry Trust Record Modification",
entity page, dataset version ref-92d841a3c51a, updated 2023-06-21T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/295a59c1-7b79-4b47-a930-df12c15fc9c2 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 295a59c1-7b79-4b47-a930-df12c15fc9c2, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.