Suspicious Audio Capture through SoundRecorder (via process_creation)

This rule detects adversary collecting audio via SoundRecorder application.

SigmamediumWindowsv1
sigma
title: Suspicious Audio Capture through SoundRecorder (via process_creation)
id: af948580-e0e0-5b2a-ba78-c62d53975fb4
status: stable
description: This rule detects adversary collecting audio via SoundRecorder application.
references:
    - https://attack.mitre.org/techniques/T1123/
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1123/T1123.md
    - https://eqllib.readthedocs.io/en/latest/analytics/f72a98cb-7b3d-4100-99c3-a138b6e9ff6e.html
author: Huntrule Team
date: 2026-04-05
tags:
    - attack.collection
    - attack.t1123
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith: '\SoundRecorder.exe'
        CommandLine|contains: '/FILE'
    condition: selection
falsepositives:
    - Unknown
level: medium

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.