Sigma rule: Hacktool Ruler
A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-1a8bc50ceac6, updated 2022-10-09T00:00:00.000Z.
Rule
- Title
- Hacktool Ruler
- Status
- test
- Level
- high
- Author
- Florian Roth (Nextron Systems)
- Date
- 2017-05-31
- Modified
- 2022-10-09
- File
- rules/windows/builtin/security/win_security_alert_ruler.yml
- Commit
- ccbb0369507f796db0b0ae6854c8a2be471b9d84
This events that are generated when using the hacktool Ruler by Sensepost
Log source
- product
- windows
- service
- security
Detection
selection1:
EventID: 4776
Workstation: 'RULER'
selection2:
EventID:
- 4624
- 4625
WorkstationName: 'RULER'
condition: (1 of selection*)False positives (as the rule lists them)
- Go utilities that use staaldraad awesome NTLM library
Tags
- attack.discovery
- attack.execution
- attack.collection
- attack.lateral-movement
- attack.t1087
- attack.t1114
- attack.t1059
- attack.t1550.002
MITRE ATT&CK ids this rule names
References
- https://github.com/sensepost/ruler
- https://github.com/sensepost/ruler/issues/47
- https://github.com/staaldraad/go-ntlm/blob/cd032d41aa8ce5751c07cb7945400c0f5c81e2eb/ntlm/ntlmv1.go#L427
- https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-10/security/threat-protection/auditing/event-4776
- https://learn.microsoft.com/en-us/previous-versions/windows/it-pro/windows-10/security/threat-protection/auditing/event-4624
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_alert_ruler.yml
Sources and licences
SigmaHQ
"Hacktool Ruler" by Florian Roth (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/builtin/security/win_security_alert_ruler.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License
Cite this page
Dragons Eye Ransomware Tracker, "Sigma rule: Hacktool Ruler",
entity page, dataset version ref-1a8bc50ceac6, updated 2022-10-09T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/24549159-ac1b-479c-8175-d42aea947cae (accessed 2026-11-03).
Underlying source: SigmaHQ rule 24549159-ac1b-479c-8175-d42aea947cae, 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.