Sigma rule: WCE wceaux.dll Access

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-49b8c4faceaf, updated 2025-01-30T00:00:00.000Z.

Rule

Title
WCE wceaux.dll Access
Status
test
Level
critical
Author
Thomas Patzke
Date
2017-06-14
Modified
2025-01-30
File
rules/windows/builtin/security/win_security_mal_wceaux_dll.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects wceaux.dll access while WCE pass-the-hash remote command execution on source host

Log source

product
windows
service
security

Detection

selection:
    EventID:
        - 4656
        - 4663
    ObjectName|endswith: '\wceaux.dll'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.credential-access
  • attack.t1003
  • attack.s0005

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/builtin/security/win_security_mal_wceaux_dll.yml

Sources and licences

  • SigmaHQ

    "WCE wceaux.dll Access" by Thomas Patzke (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/builtin/security/win_security_mal_wceaux_dll.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: WCE wceaux.dll Access",
entity page, dataset version ref-49b8c4faceaf, updated 2025-01-30T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/1de68c67-af5c-4097-9c85-fe5578e09e67 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 1de68c67-af5c-4097-9c85-fe5578e09e67, 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.