Process Discovery Using Built-in Tools

This rule identifies the execution of commands that can be used to enumerate running processes. Adversaries may enumerate processes to identify installed applications and security solutions.

Rule type: eql

Rule indices:

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

Severity: low

Risk score: 21

Runs every: 5m

Searches indices from: now-9m (https://www.elastic.co/guide/en/elasticsearch/reference/current/common-options.html#date-math[Date Math format], see also Additional look-back time)

Maximum alerts per execution: 100

References: None

Tags:

Domain: Endpoint
OS: Windows
Use Case: Threat Detection
Tactic: Discovery
Rule Type: BBR
Data Source: Elastic Defend
Data Source: Elastic Endgame
Data Source: System

Version: 107

Rule authors:

Elastic

Rule license: Elastic License v2

Rule query

		process where host.os.type == "windows" and event.type == "start" and process.args != null and
  (
    process.name :("PsList.exe", "qprocess.exe") or
   (process.name : "powershell.exe" and process.args : ("*get-process*", "*Win32_Process*")) or
   (process.name : "wmic.exe" and process.args : ("process", "*Win32_Process*")) or
   (process.name : "tasklist.exe" and not process.args : ("pid eq*")) or
   (process.name : "query.exe" and process.args : "process")
  ) and not user.id : "S-1-5-18"

	

Framework: MITRE ATT&CKTM

Tactic:
- Name: Discovery
- ID: TA0007
- Reference URL: https://attack.mitre.org/tactics/TA0007/
Technique:
- Name: Process Discovery
- ID: T1057
- Reference URL: https://attack.mitre.org/techniques/T1057/