Possible Fsutil Drive Enumeration (via process_creation)

This rule detects adversaries may abuse fsutil to enumerated connected drives.

SigmalowWindowsv1
sigma
title: Possible Fsutil Drive Enumeration (via process_creation)
id: 89e8a56e-2a1b-5d32-b5b3-d3f88125728b
status: stable
description: This rule detects adversaries may abuse fsutil to enumerated connected drives.
references:
    - https://attack.mitre.org/techniques/T1120/
    - Turla has used fsutil fsinfo drives to list connected drives.
    - https://github.com/elastic/detection-rules/blob/414d32027632a49fb239abb8fbbb55d3fa8dd861/rules/windows/discovery_peripheral_device.toml
author: Huntrule Team
date: 2026-01-09
tags:
    - attack.discovery
    - attack.t1120
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\fsutil.exe'
        - OriginalFileName: 'fsutil.exe'
    selection_cli:
        CommandLine|contains: 'drives'
    condition: all of selection_*
falsepositives:
    - Unknown
level: low

Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.