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High Number of Process and/or Service Terminations

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High Number of Process and/or Service Terminations

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This rule identifies a high number (10) of process terminations (stop, delete, or suspend) from the same host within a short time period. This may indicate a defense evasion attempt.

Rule type: threshold

Rule indices:

winlogbeat-*
logs-endpoint.events.*

Severity: medium

Risk score: 47

Runs every: 5 minutes

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

Tags:

Elastic
Host
Windows
Threat Detection
Defense Evasion

Version: 1

Added (Elastic Stack release): 7.11.0

Rule authors: Elastic

Rule license: Elastic License

Rule query

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event.category:process and event.type:start and process.name:(net.exe
or sc.exe or taskkill.exe) and process.args:(stop or pause or delete
or "/PID" or "/IM" or "/T" or "/F" or "/t" or "/f" or "/im" or "/pid")

Threat mapping

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Framework: MITRE ATT&CK^TM

Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
Technique:
- Name: Impair Defenses
- ID: T1562
- Reference URL: https://attack.mitre.org/techniques/T1562/

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