IMPORTANT: No additional bug fixes or documentation updates
will be released for this version. For the latest information, see the
current release documentation.
Suspicious Endpoint Security Parent Process
editSuspicious Endpoint Security Parent Process
editA suspicious Endpoint Security parent process was detected. This may indicate a process hollowing or other form of code injection.
Rule type: eql
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: 3 (version history)
Added (Elastic Stack release): 7.10.0
Last modified (Elastic Stack release): 7.11.2
Rule authors: Elastic
Rule license: Elastic License
Rule query
editprocess where event.type in ("start", "process_started", "info") and process.name : ("esensor.exe", "elastic-endpoint.exe") and process.parent.executable != null and /* add FPs here */ not process.parent.executable : ("C:\\Program Files\\Elastic\\*", "C:\\Windows\\System32\\services.exe", "C:\\Windows\\System32\\WerFault*.exe", "C:\\Windows\\System32\\wermgr.exe")
Threat mapping
editFramework: MITRE ATT&CKTM
-
Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
-
Technique:
- Name: Masquerading
- ID: T1036
- Reference URL: https://attack.mitre.org/techniques/T1036/
Rule version history
edit- Version 3 (7.11.2 release)
-
- Formatting only
- Version 2 (7.11.0 release)
-
-
Updated query, changed from:
event.category:process and event.type:(start or process_started) and process.name:(esensor.exe or "elastic-endpoint.exe" or "elastic- agent.exe") and not process.parent.executable:"C:\Windows\System32\services.exe"
-