Windows Defender Exclusions Added - Registry

Description

Detects the Setting of Windows Defender Exclusions

Query · sigma

selection2:
  TargetObject|contains: \Microsoft\Windows Defender\Exclusions
condition: selection2

Known false positives

  • Administrator actions
Raw source Windows Defender Exclusions Added - Registry · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: Windows Defender Exclusions Added - Registry
id: a982fc9c-6333-4ffb-a51d-addb04e8b529
related:
    - id: 1321dc4e-a1fe-481d-a016-52c45f0c8b4f
      type: derived
status: test
description: Detects the Setting of Windows Defender Exclusions
references:
    - https://twitter.com/_nullbind/status/1204923340810543109
author: Christian Burkard (Nextron Systems)
date: 2021-07-06
modified: 2023-08-17
tags:
    - attack.defense-impairment
    - attack.t1685
logsource:
    product: windows
    category: registry_set
detection:
    selection2:
        TargetObject|contains: '\Microsoft\Windows Defender\Exclusions'
    condition: selection2
falsepositives:
    - Administrator actions
level: medium

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