Sigma rule: PUA - Suspicious ActiveDirectory Enumeration Via AdFind.EXE

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-b41904cfc3d4, updated 2023-03-05T00:00:00.000Z.

Rule

Title
PUA - Suspicious ActiveDirectory Enumeration Via AdFind.EXE
Status
test
Level
high
Author
frack113
Date
2021-12-13
Modified
2023-03-05
File
rules/windows/process_creation/proc_creation_win_pua_adfind_enumeration.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects active directory enumeration activity using known AdFind CLI flags

Log source

product
windows
category
process_creation

Detection

selection_password: # Listing password policy
    CommandLine|contains:
        - lockoutduration
        - lockoutthreshold
        - lockoutobservationwindow
        - maxpwdage
        - minpwdage
        - minpwdlength
        - pwdhistorylength
        - pwdproperties
selection_enum_ad: # Enumerate Active Directory Admins
    CommandLine|contains: '-sc admincountdmp'
selection_enum_exchange: # Enumerate Active Directory Exchange AD Objects
    CommandLine|contains: '-sc exchaddresses'
condition: 1 of selection_*

False positives (as the rule lists them)

  • Authorized administrative activity

Tags

  • attack.discovery
  • attack.t1087.002

MITRE ATT&CK ids this rule names

Related rules

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/process_creation/proc_creation_win_pua_adfind_enumeration.yml

Sources and licences

  • SigmaHQ

    "PUA - Suspicious ActiveDirectory Enumeration Via AdFind.EXE" by frack113 (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/process_creation/proc_creation_win_pua_adfind_enumeration.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: PUA - Suspicious ActiveDirectory Enumeration Via AdFind.EXE",
entity page, dataset version ref-b41904cfc3d4, updated 2023-03-05T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/455b9d50-15a1-4b99-853f-8d37655a4c1b (accessed 2026-11-03).
Underlying source: SigmaHQ rule 455b9d50-15a1-4b99-853f-8d37655a4c1b, 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.