Sigma rule: Terminate Linux Process Via Kill

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-b6db8a785679, updated 2024-12-12T00:00:00.000Z.

Rule

Title
Terminate Linux Process Via Kill
Status
test
Level
medium
Author
Tuan Le (NCSGroup)
Date
2023-03-16
Modified
2024-12-12
File
rules-threat-hunting/linux/process_creation/proc_creation_lnx_susp_process_termination_via_kill.yml
Commit
ccbb0369507f796db0b0ae6854c8a2be471b9d84

Detects usage of command line tools such as "kill", "pkill" or "killall" to terminate or signal a running process.

Log source

product
linux
category
process_creation

Detection

selection:
    Image|endswith:
        - '/kill'
        - '/killall'
        - '/pkill'
        - '/xkill'
condition: selection

False positives (as the rule lists them)

  • Unknown

Tags

  • attack.defense-impairment
  • attack.t1685
  • detection.threat-hunting

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-threat-hunting/linux/process_creation/proc_creation_lnx_susp_process_termination_via_kill.yml

Sources and licences

  • SigmaHQ

    "Terminate Linux Process Via Kill" by Tuan Le (NCSGroup) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules-threat-hunting/linux/process_creation/proc_creation_lnx_susp_process_termination_via_kill.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: Terminate Linux Process Via Kill",
entity page, dataset version ref-b6db8a785679, updated 2024-12-12T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/64c41342-6b27-523b-5d3f-c265f3efcdb3 (accessed 2026-11-03).
Underlying source: SigmaHQ rule 64c41342-6b27-523b-5d3f-c265f3efcdb3, 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.