Sigma rule: Rare Service Installations

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-81b242e2401b, updated 2023-02-24T00:00:00.000Z.

Rule

Title
Rare Service Installations
Status
unsupported
Level
low
Author
Florian Roth (Nextron Systems)
Date
2017/03/08
Modified
2023/02/24
File
unsupported/windows/win_system_rare_service_installs.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects rare service installs that only appear a few times per time frame and could reveal password dumpers, backdoor installs or other types of malicious services

Log source

product
windows
service
system

Detection

selection:
    Provider_Name: 'Service Control Manager'
    EventID: 7045
timeframe: 7d
condition: selection | count() by ServiceName < 5

False positives (as the rule lists them)

  • Software installation
  • Software updates

Tags

  • attack.persistence
  • attack.privilege_escalation
  • car.2013-09-005
  • attack.t1543.003

MITRE ATT&CK ids this rule names

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/unsupported/windows/win_system_rare_service_installs.yml

Sources and licences

  • SigmaHQ

    "Rare Service Installations" by Florian Roth (Nextron Systems) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/unsupported/windows/win_system_rare_service_installs.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: Rare Service Installations",
entity page, dataset version ref-81b242e2401b, updated 2023-02-24T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/66bfef30-22a5-4fcd-ad44-8d81e60922ae (accessed 2026-11-03).
Underlying source: SigmaHQ rule 66bfef30-22a5-4fcd-ad44-8d81e60922ae, 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.