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Windows System Information Discovery

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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.*
  • logs-windows.*
  • endgame-*

Severity: low

Risk score: 21

Runs every: 60m

Searches indices from: now-119m (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
  • Data Source: Elastic Endgame
  • Rule Type: BBR
  • Data Source: Elastic Defend

Version: 2

Rule authors:

  • Elastic

Rule license: Elastic License v2

Rule query

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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&CKTM

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