Microsoft Management Console File from Unusual Path

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Microsoft Management Console File from Unusual Path

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Identifies attempts to open a Microsoft Management Console File from untrusted paths. Adversaries may use MSC files for initial access and execution.

Rule type: eql

Rule indices:

  • logs-endpoint.events.process-*
  • winlogbeat-*
  • logs-windows.*
  • endgame-*
  • logs-system.security*
  • logs-sentinel_one_cloud_funnel.*
  • logs-m365_defender.event-*
  • logs-crowdstrike.fdr*

Severity: high

Risk score: 73

Runs every: 5m

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

  • Domain: Endpoint
  • OS: Windows
  • Use Case: Threat Detection
  • Tactic: Execution
  • Data Source: Elastic Endgame
  • Data Source: Elastic Defend
  • Data Source: SentinelOne
  • Data Source: Microsoft Defender for Endpoint
  • Data Source: System
  • Data Source: Crowdstrike

Version: 307

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.executable : (
    "?:\\Windows\\System32\\mmc.exe",
    "\\Device\\HarddiskVolume?\\Windows\\System32\\mmc.exe"
  ) and
  process.args : "*.msc" and
  not process.args : (
        "?:\\Windows\\System32\\*.msc",
        "?:\\Windows\\SysWOW64\\*.msc",
        "?:\\Program files\\*.msc",
        "?:\\Program Files (x86)\\*.msc"
  )

Framework: MITRE ATT&CKTM