Detection rules › Sigma
Audio Capture via SoundRecorder
Detect attacker collecting audio via SoundRecorder application.
Known false positives
- Legitimate audio capture by legitimate user.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Collection |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Sysmon | Event ID 1: Process creation |
| Security-Auditing | Event ID 4688: A new process has been created. |
Rule body
title: Audio Capture via SoundRecorder
id: 83865853-59aa-449e-9600-74b9d89a6d6e
status: test
description: Detect attacker collecting audio via SoundRecorder application.
references:
- 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: E.M. Anhaus (originally from Atomic Blue Detections, Endgame), oscd.community
date: 2019-10-24
modified: 2021-11-27
tags:
- attack.collection
- attack.t1123
logsource:
category: process_creation
product: windows
detection:
selection:
Image|endswith: '\SoundRecorder.exe'
CommandLine|contains: '/FILE'
condition: selection
falsepositives:
- Legitimate audio capture by legitimate user.
level: medium
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Image|endswith: '\SoundRecorder.exe'
CommandLine|contains: '/FILE'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
CommandLine | match |
| field:"CommandLine" kind:match value:"/FILE" |
Image | ends_with |
| field:"Image" kind:ends_with value:"\SoundRecorder.exe" |