Sigma Rule Library

Sign-ins from Non-Compliant Devices

Monitor and alert for sign-ins where the device was non-compliant.

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Detection logic

selection

DeviceDetail.isCompliant: "false"

Condition

selection

Raw YAML

title: Sign-ins from Non-Compliant Devices
id: 4f77e1d7-3982-4ee0-8489-abf2d6b75284
status: test
description: Monitor and alert for sign-ins where the device was non-compliant.
references:
    - https://learn.microsoft.com/en-us/entra/architecture/security-operations-devices#non-compliant-device-sign-in
author: Michael Epping, '@mepples21'
date: 2022-06-28
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.initial-access
    - attack.stealth
    - attack.t1078.004
logsource:
    product: azure
    service: signinlogs
detection:
    selection:
        DeviceDetail.isCompliant: 'false'
    condition: selection
falsepositives:
    - Unknown
level: high

False positives

  • Unknown

References

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