Windows System Information Discovery

Detects the execution of commands used to discover information about the system, which attackers may use after compromising a system to gain situational awareness.

Rule type: eql

Rule indices:

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

Severity: low

Risk score: 21

Runs every: 5m

Searches indices from: now-9m (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: 108

Rule authors:

Elastic

Rule license: Elastic License v2

Rule query

edit

process where host.os.type == "windows" and event.type == "start" and
(
  (
    process.name : "cmd.exe" and process.args : "ver*" and not
    process.parent.executable : (
        "?:\\Users\\*\\AppData\\Local\\Keybase\\upd.exe",
        "?:\\Users\\*\\python*.exe"
    )
  ) or
  process.name : ("systeminfo.exe", "hostname.exe") or
  (process.name : "wmic.exe" and process.args : "os" and process.args : "get")
) and not
process.parent.executable : (
    "?:\\Program Files\\*",
    "?:\\Program Files (x86)\\*",
    "?:\\ProgramData\\*"
) and not user.id : "S-1-5-18"

Framework: MITRE ATT&CK^TM

Tactic:
- Name: Discovery
- ID: TA0007
- Reference URL: https://attack.mitre.org/tactics/TA0007/
Technique:
- Name: System Information Discovery
- ID: T1082
- Reference URL: https://attack.mitre.org/techniques/T1082/

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