Sigma rule: Enable Microsoft Dynamic Data Exchange

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-174fa5b39e07, updated 2023-08-17T00:00:00.000Z.

Rule

Title
Enable Microsoft Dynamic Data Exchange
Status
test
Level
medium
Author
frack113
Date
2022-02-26
Modified
2023-08-17
File
rules/windows/registry/registry_set/registry_set_office_enable_dde.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Enable Dynamic Data Exchange protocol (DDE) in all supported editions of Microsoft Word or Excel.

Log source

product
windows
category
registry_set

Detection

selection_word:
    TargetObject|endswith: '\Word\Security\AllowDDE'
    Details:
        - 'DWORD (0x00000001)'
        - 'DWORD (0x00000002)'
selection_excel:
    TargetObject|endswith:
        - '\Excel\Security\DisableDDEServerLaunch'
        - '\Excel\Security\DisableDDEServerLookup'
    Details: 'DWORD (0x00000000)'
condition: 1 of selection_*

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.execution
  • attack.t1559.002

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_enable_dde.yml

Sources and licences

  • SigmaHQ

    "Enable Microsoft Dynamic Data Exchange" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/registry/registry_set/registry_set_office_enable_dde.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: Enable Microsoft Dynamic Data Exchange",
entity page, dataset version ref-174fa5b39e07, updated 2023-08-17T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/63647769-326d-4dde-a419-b925cc0caf42 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 63647769-326d-4dde-a419-b925cc0caf42, 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.