The SIEM app is now a part of the Elastic Security solution.
Click
here to view SIEM documentation for previous releases.
Windows Script Executing PowerShell
editWindows Script Executing PowerShell
editIdentifies a PowerShell process launched by either cscript.exe
or
wscript.exe
. Observing Windows scripting processes executing a PowerShell
script, may be indicative of malicious activity.
Rule type: query
Rule indices:
- winlogbeat-*
- logs-endpoint.events.*
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
- Windows
Version: 4 (version history)
Added (Elastic Stack release): 7.6.0
Last modified (Elastic Stack release): 7.9.1
Rule authors: Elastic
Rule license: Elastic License
Rule query
editevent.category:process and event.type:(start or process_started) and process.parent.name:(cscript.exe or wscript.exe) and process.name:powershell.exe
Threat mapping
editFramework: MITRE ATT&CKTM
-
Tactic:
- Name: Execution
- ID: TA0002
- Reference URL: https://attack.mitre.org/tactics/TA0002/
-
Technique:
- Name: Spearphishing Attachment
- ID: T1193
- Reference URL: https://attack.mitre.org/techniques/T1193/
Rule version history
edit- Version 4 (7.9.1 release)
-
- Formatting only
- Version 3 (7.9.0 release)
-
-
Updated query, changed from:
event.action:"Process Create (rule: ProcessCreate)" and process.parent.name:(cscript.exe or wscript.exe) and process.name:powershell.exe
-
- Version 2 (7.7.0 release)
-
-
Updated query, changed from:
event.action:"Process Create (rule: ProcessCreate)" and process.parent.name:("wscript.exe" or "cscript.exe") and process.name:"powershell.exe"
-