The SIEM app is now a part of the Elastic Security solution.
Click
here to view the current documentation.
IMPORTANT: No additional bug fixes or documentation updates will be released for this version.
IMPORTANT: No additional bug fixes or documentation updates will be released for this version.
System Shells via Services
editSystem Shells via Servicesedit
Windows services typically run as SYSTEM and can be used as a privilege escalation opportunity. Malware or penetration testers may run a shell as a service to gain SYSTEM permissions.
Rule type: query
Rule indices:
- winlogbeat-*
Severity: medium
Risk score: 47
Runs every: 5 minutes
Searches indices from: now-6m (Date Math format, see also Additional look-back time
)
Maximum signals per execution: 100
Tags:
- Elastic
- Windows
Version: 2 (version history)
Added (Elastic Stack release): 7.6.0
Last modified (Elastic Stack release): 7.7.0
Rule queryedit
event.action:"Process Create (rule: ProcessCreate)" and process.parent.name:services.exe and process.name:(cmd.exe or powershell.exe)
Threat mappingedit
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Persistence
- ID: TA0003
- Reference URL: https://attack.mitre.org/tactics/TA0003/
-
Technique:
- Name: New Service
- ID: T1050
- Reference URL: https://attack.mitre.org/techniques/T1050/
Rule version historyedit
- Version 2 (7.7.0 release)
-
Updated query, changed from:
event.action:"Process Create (rule: ProcessCreate)" and process.parent.name:"services.exe" and process.name:("cmd.exe" or "powershell.exe")