System Disk And Volume Reconnaissance Via Wmic.EXE — Sigma Rule

Rule metadata and linked tags

Author: Stephen Lincoln '@slincoln-aiq' (AttackIQ). Source status: test; severity: medium. Source dates: 2024-02-02 / 2025-10-20.

{
  "category": "process_creation",
  "product": "windows"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: c2da25b5ce390498ed9216a906279611fa9b58c0de9234e3f9908eae72c18cf5

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: System Disk And Volume Reconnaissance Via Wmic.EXE
id: c79da740-5030-45ec-a2e0-479e824a562c
related:
    - id: d85ecdd7-b855-4e6e-af59-d9c78b5b861e
      type: similar
status: test
description: |
    An adversary might use WMI to discover information about the system, such as the volume name, size,
    free space, and other disk information. This can be done using the 'wmic' command-line utility and has been
    observed being used by threat actors such as Volt Typhoon.
references:
    - https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-144a
    - https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/wmic
author: Stephen Lincoln '@slincoln-aiq' (AttackIQ)
date: 2024-02-02
modified: 2025-10-20
tags:
    - attack.execution
    - attack.discovery
    - attack.t1047
    - attack.t1082
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\WMIC.exe'
        - OriginalFileName: 'wmic.exe'
    selection_cli:
        - CommandLine|contains:
              - ' volumename'
              - ' logicaldisk'
        - CommandLine|contains|all:
              - 'path'
              - 'win32_logicaldisk'
        - CommandLine|contains|all:
              - ' volume'
              - ' list '
    condition: all of selection_*
falsepositives:
    - Unknown
level: medium
regression_tests_path: regression_data/rules/windows/process_creation/proc_creation_win_wmic_recon_volume/info.yml

Original YAML and metadata in JSON

False positives

• Unknown

Source references

• https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-144a
• https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/wmic