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Indirect Command Execution via Forfiles/Pcalua

Identifies indirect command execution via Program Compatibility Assistant (pcalua.exe) or forfiles.exe.

Rule type: eql
Rule indices:

  • endgame-*
  • logs-endpoint.events.process-*
  • logs-system.security*
  • logs-windows.*
  • winlogbeat-*

Rule Severity: low
Risk Score: 21
Runs every: 60m
Searches indices from: now-119m
Maximum alerts per execution: ?
References:

Tags:

  • Domain: Endpoint
  • OS: Windows
  • Use Case: Threat Detection
  • Tactic: Defense Evasion
  • Data Source: Elastic Defend
  • Rule Type: BBR
  • Data Source: Elastic Endgame
  • Data Source: Windows Security Event Logs

Version: ?
Rule authors:

  • Elastic

Rule license: Elastic License v2

process where host.os.type == "windows" and event.type == "start" and
  process.parent.name : ("pcalua.exe", "forfiles.exe")

Framework: MITRE ATT&CK