Suspicious Query of MachineGUID (via process_creation)

This rule detects of reg to get MachineGuid information

SigmalowWindowsv1
sigma
title: Suspicious Query of MachineGUID (via process_creation)
id: 37acd3cc-283f-5217-8535-aed581dc1851
status: stable
description: This rule detects of reg to get MachineGuid information
references:
    - https://attack.mitre.org/techniques/T1082/
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1082/T1082.md#atomic-test-8---windows-machineguid-discovery
author: Huntrule Team
date: 2026-06-18
tags:
    - attack.discovery
    - attack.t1082
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith: '\reg.exe'
        CommandLine|contains|all:
            - 'SOFTWARE\Microsoft\Cryptography'
            - '/v '
            - 'MachineGuid'
    condition: 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.