Sigma rule: Service Reload or Start - Linux

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-a5b9eb9ed080, updated 2025-03-03T00:00:00.000Z.

Rule

Title
Service Reload or Start - Linux
Status
test
Level
low
Author
Jakob Weinzettl, oscd.community, CheraghiMilad
Date
2019-09-23
Modified
2025-03-03
File
rules/linux/auditd/execve/lnx_auditd_susp_service_reload_or_restart.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects the start, reload or restart of a service.

Log source

product
linux
service
auditd

Detection

selection:
    type: 'EXECVE'
    a0|contains:
        - 'systemctl'
        - 'service'
    a1|contains:
        - 'reload'
        - 'start'
condition: selection

False positives (as the rule lists them)

  • Installation of legitimate service.
  • Legitimate reconfiguration of service.
  • Command line contains daemon-reload.

Tags

  • attack.privilege-escalation
  • attack.persistence
  • attack.t1543.002

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/linux/auditd/execve/lnx_auditd_susp_service_reload_or_restart.yml

Sources and licences

  • SigmaHQ

    "Service Reload or Start - Linux" by Jakob Weinzettl, oscd.community, CheraghiMilad (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/linux/auditd/execve/lnx_auditd_susp_service_reload_or_restart.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: Service Reload or Start - Linux",
entity page, dataset version ref-a5b9eb9ed080, updated 2025-03-03T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/2625cc59-0634-40d0-821e-cb67382a3dd7 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 2625cc59-0634-40d0-821e-cb67382a3dd7, 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.