Sigma rule: Execution DLL of Choice Using WAB.EXE

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-a55d777d5f54, updated 2023-08-17T00:00:00.000Z.

Rule

Title
Execution DLL of Choice Using WAB.EXE
Status
test
Level
high
Author
oscd.community, Natalia Shornikova
Date
2020-10-13
Modified
2023-08-17
File
rules/windows/registry/registry_set/registry_set_wab_dllpath_reg_change.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

This rule detects that the path to the DLL written in the registry is different from the default one. Launched WAB.exe tries to load the DLL from Registry.

Log source

product
windows
category
registry_set

Detection

selection:
    TargetObject|endswith: '\Software\Microsoft\WAB\DLLPath'
filter:
    Details: '%CommonProgramFiles%\System\wab32.dll'
condition: selection and not filter

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.stealth
  • attack.t1218

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_wab_dllpath_reg_change.yml

Sources and licences

  • SigmaHQ

    "Execution DLL of Choice Using WAB.EXE" by oscd.community, Natalia Shornikova (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/registry/registry_set/registry_set_wab_dllpath_reg_change.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: Execution DLL of Choice Using WAB.EXE",
entity page, dataset version ref-a55d777d5f54, updated 2023-08-17T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/fc014922-5def-4da9-a0fc-28c973f41bfb (accessed 2026-11-03).
Underlying source: SigmaHQ rule fc014922-5def-4da9-a0fc-28c973f41bfb, 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.