A newer version is available. For the latest information, see the
current release documentation.
Net command via SYSTEM accountedit
Identifies the SYSTEM account using an account discovery utility. This could be a sign of discovery activity after an adversary has achieved privilege escalation.
Rule type: eql
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
- logs-windows.*
Severity: low
Risk score: 21
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
- Discovery
Version: 8 (version history)
Added (Elastic Stack release): 7.7.0
Last modified (Elastic Stack release): 7.16.0
Rule authors: Elastic
Rule license: Elastic License v2
Rule queryedit
process where event.type in ("start", "process_started") and user.id in ("S-1-5-18", "S-1-5-19", "S-1-5-20") and process.name : "whoami.exe" or (process.name : "net1.exe" and not process.parent.name : "net.exe")
Threat mappingedit
Framework: MITRE ATT&CKTM
-
Tactic:
- Name: Discovery
- ID: TA0007
- Reference URL: https://attack.mitre.org/tactics/TA0007/
-
Technique:
- Name: System Owner/User Discovery
- ID: T1033
- Reference URL: https://attack.mitre.org/techniques/T1033/
Rule version historyedit
- Version 8 (7.16.0 release)
-
- Formatting only
- Version 7 (7.13.0 release)
-
-
Updated query, changed from:
event.category:process and event.type:(start or process_started) and (process.name:(whoami.exe or net.exe) or process.name:net1.exe and not process.parent.name:net.exe) and user.name:SYSTEM
-
- Version 6 (7.12.0 release)
-
- Formatting only
- Version 5 (7.11.2 release)
-
- Formatting only
- Version 4 (7.10.0 release)
-
-
Updated query, changed from:
event.category:process and event.type:(start or process_started) and (process.name:net.exe or process.name:net1.exe and not process.parent.name:net.exe) and user.name:SYSTEM
-
- Version 3 (7.9.1 release)
-
- Formatting only
- Version 2 (7.9.0 release)
-
-
Updated query, changed from:
(process.name:net.exe or process.name:net1.exe and not process.parent.name:net.exe) and user.name:SYSTEM and event.action:"Process Create (rule: ProcessCreate)"
-