Sigma rule: Outlook Macro Execution Without Warning Setting Enabled

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-85a33a91705a, updated 2023-08-17T00:00:00.000Z.

Rule

Title
Outlook Macro Execution Without Warning Setting Enabled
Status
test
Level
high
Author
@ScoubiMtl
Date
2021-04-05
Modified
2023-08-17
File
rules/windows/registry/registry_set/registry_set_office_outlook_enable_macro_execution.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the modification of Outlook security setting to allow unprompted execution of macros.

Log source

product
windows
category
registry_set

Detection

selection:
    TargetObject|endswith: '\Outlook\Security\Level'
    Details|contains: '0x00000001' # Enable all Macros
condition: selection

False positives (as the rule lists them)

  • Unlikely

Tags

  • attack.privilege-escalation
  • attack.persistence
  • attack.command-and-control
  • attack.t1137
  • attack.t1008
  • attack.t1546

MITRE ATT&CK ids this rule names

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_set/registry_set_office_outlook_enable_macro_execution.yml

Sources and licences

  • SigmaHQ

    "Outlook Macro Execution Without Warning Setting Enabled" by @ScoubiMtl (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/registry/registry_set/registry_set_office_outlook_enable_macro_execution.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: Outlook Macro Execution Without Warning Setting Enabled",
entity page, dataset version ref-85a33a91705a, updated 2023-08-17T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/e3b50fa5-3c3f-444e-937b-0a99d33731cd (accessed 2026-11-03).
Underlying source: SigmaHQ rule e3b50fa5-3c3f-444e-937b-0a99d33731cd, 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.