Sigma rule: Processes Accessing the Microphone and Webcam

A detection rule from the SigmaHQ repository, shown as its author published it. Dataset version ref-c7b1e54b8078, updated 2021-11-27T00:00:00.000Z.

Rule

Title: Processes Accessing the Microphone and Webcam
Status: test
Level: medium
Author: Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research)
Date: 2020-06-07
Modified: 2021-11-27
File: rules/windows/builtin/security/win_security_camera_microphone_access.yml
Commit: ccbb0369507f796db0b0ae6854c8a2be471b9d84

Potential adversaries accessing the microphone and webcam in an endpoint.

Log source

product: windows
service: security

Detection

selection:
    EventID:
        - 4657
        - 4656
        - 4663
    ObjectName|contains:
        - '\SOFTWARE\Microsoft\Windows\CurrentVersion\CapabilityAccessManager\ConsentStore\microphone\NonPackaged'
        - '\SOFTWARE\Microsoft\Windows\CurrentVersion\CapabilityAccessManager\ConsentStore\webcam\NonPackaged'
condition: selection

False positives (as the rule lists them)

Unknown

MITRE ATT&CK ids this rule names

T1123

References

Read on 2026-11-03T00:58:21.399Z under licence sigma-drl-1.1@d5f4c36a from https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/builtin/security/win_security_camera_microphone_access.yml

Sources and licences

SigmaHQ
"Processes Accessing the Microphone and Webcam" by Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research) (SigmaHQ). Rule: https://github.com/SigmaHQ/sigma/blob/ccbb0369507f796db0b0ae6854c8a2be471b9d84/rules/windows/builtin/security/win_security_camera_microphone_access.yml.
Licensed under the Detection Rule License (DRL) 1.1: https://github.com/SigmaHQ/Detection-Rule-License
Detection Rule License (DRL) 1.1

Cite this page

Dragons Eye Ransomware Tracker, "Sigma rule: Processes Accessing the Microphone and Webcam",
entity page, dataset version ref-c7b1e54b8078, updated 2021-11-27T00:00:00.000Z,
https://ransomware-tracker.com/detections/sigma/8cd538a4-62d5-4e83-810b-12d41e428d6e (accessed 2026-11-03).
Underlying source: SigmaHQ rule 8cd538a4-62d5-4e83-810b-12d41e428d6e, commit ccbb0369507f796db0b0ae6854c8a2be471b9d84.

Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.