Sigma rule: Office Application Startup - Office Test

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-08ce084ebdd8, updated 2023-11-08T00:00:00.000Z.

Rule

Title: Office Application Startup - Office Test
Status: test
Level: medium
Author: omkar72
Date: 2020-10-25
Modified: 2023-11-08
File: rules/windows/registry/registry_event/registry_event_office_test_regadd.yml
Commit: ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the addition of office test registry that allows a user to specify an arbitrary DLL that will be executed every time an Office application is started

Log source

product: windows
category: registry_event

Detection

selection:
    TargetObject|contains: '\Software\Microsoft\Office test\Special\Perf'
condition: selection

False positives (as the rule lists them)

Unlikely

MITRE ATT&CK ids this rule names

T1137.002

References

https://unit42.paloaltonetworks.com/unit42-technical-walkthrough-office-test-persistence-method-used-in-recent-sofacy-attacks/

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_test_regadd.yml

Sources and licences

SigmaHQ
"Office Application Startup - Office Test" by omkar72 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/registry/registry_event/registry_event_office_test_regadd.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: Office Application Startup - Office Test",
entity page, dataset version ref-08ce084ebdd8, updated 2023-11-08T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/3d27f6dd-1c74-4687-b4fa-ca849d128d1c (accessed 2026-11-03).
Underlying source: SigmaHQ rule 3d27f6dd-1c74-4687-b4fa-ca849d128d1c, 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.