Creation of Hidden Launch Agent or Daemon

Identifies the creation of a hidden launch agent or daemon. An adversary may establish persistence by installing a new launch agent or daemon which executes at login.

Rule type: eql

Rule indices:

auditbeat-*
logs-endpoint.events.*

Severity: medium

Risk score: 47

Runs every: 5m

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

Maximum alerts per execution: 100

References:

https://developer.apple.com/library/archive/documentation/MacOSX/Conceptual/BPSystemStartup/Chapters/CreatingLaunchdJobs.html

Tags:

Elastic
Host
macOS
Threat Detection
Persistence
Defense Evasion

Version: 101

Rule authors:

Elastic

Rule license: Elastic License v2

Investigation guide

edit

Rule query

edit

file where event.type != "deletion" and
  file.path :
  (
    "/System/Library/LaunchAgents/.*.plist",
    "/Library/LaunchAgents/.*.plist",
    "/Users/*/Library/LaunchAgents/.*.plist",
    "/System/Library/LaunchDaemons/.*.plist",
    "/Library/LaunchDaemons/.*.plist"
  )

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
Technique:
- Name: Create or Modify System Process
- ID: T1543
- Reference URL: https://attack.mitre.org/techniques/T1543/
Sub-technique:
- Name: Launch Agent
- ID: T1543.001
- Reference URL: https://attack.mitre.org/techniques/T1543/001/
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
Technique:
- Name: Hide Artifacts
- ID: T1564
- Reference URL: https://attack.mitre.org/techniques/T1564/
Sub-technique:
- Name: Hidden Files and Directories
- ID: T1564.001
- Reference URL: https://attack.mitre.org/techniques/T1564/001/

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