PowerShell spawning Cmd

Identifies a suspicious parent child process relationship with cmd.exe descending from PowerShell.exe.

Rule type: query
Rule indices:

• winlogbeat-*
• logs-endpoint.events.*
• logs-windows.*

Rule Severity: low
Risk Score: 21
Runs every:
Searches indices from: now-9m
Maximum alerts per execution: 100
References:

Tags:

• Elastic
• Host
• Windows
• Threat Detection
• Execution

Version: 100
Rule authors:

• Elastic

Rule license: Elastic License v2

event.category:process and event.type:(start or process_started) and
  process.parent.name:powershell.exe and process.name:cmd.exe
		

Framework: MITRE ATT&CK

• Tactic:

  • Name: Execution
  • Id: TA0002
  • Reference URL: https://attack.mitre.org/tactics/TA0002/

• Technique:

  • Name: Command and Scripting Interpreter
  • Id: T1059
  • Reference URL: https://attack.mitre.org/techniques/T1059/

• Sub Technique:

  • Name: PowerShell
  • Id: T1059.001
  • Reference URL: https://attack.mitre.org/techniques/T1059/001/