Sigma rule: HackTool - Potential Remote Credential Dumping Activity Via CrackMapExec Or Impacket-Secretsdump

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-83d1e275115c, updated 2024-06-27T00:00:00.000Z.

Rule

Title
HackTool - Potential Remote Credential Dumping Activity Via CrackMapExec Or Impacket-Secretsdump
Status
test
Level
high
Author
SecurityAura
Date
2022-11-16
Modified
2024-06-27
File
rules/windows/file/file_event/file_event_win_hktl_remote_cred_dump.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects default filenames output from the execution of CrackMapExec and Impacket-secretsdump against an endpoint.

Log source

product
windows
category
file_event

Detection

selection:
    Image|endswith: '\svchost.exe'
    # CommandLine|contains: 'RemoteRegistry' # Uncomment this line if you collect CommandLine data for files events from more accuracy
    TargetFilename|re: '\\Windows\\System32\\[a-zA-Z0-9]{8}\.tmp$'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.credential-access
  • attack.t1003

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/file/file_event/file_event_win_hktl_remote_cred_dump.yml

Sources and licences

  • SigmaHQ

    "HackTool - Potential Remote Credential Dumping Activity Via CrackMapExec Or Impacket-Secretsdump" by SecurityAura (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/file/file_event/file_event_win_hktl_remote_cred_dump.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: HackTool - Potential Remote Credential Dumping Activity Via CrackMapExec Or Impacket-Secretsdump",
entity page, dataset version ref-83d1e275115c, updated 2024-06-27T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/6e2a900a-ced9-4e4a-a9c2-13e706f9518a (accessed 2026-11-03).
Underlying source: SigmaHQ rule 6e2a900a-ced9-4e4a-a9c2-13e706f9518a, 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.