SigmaHQ/rules/windows/other/win_defender_bypass.yml
2020-03-25 14:36:34 +01:00

27 lines
970 B
YAML

title: Windows Defender Exclusion Set
id: e9c8808f-4cfb-4ba9-97d4-e5f3beaa244d
description: 'Detects scenarios where an windows defender exclusion was added in registry where an entity would want to bypass antivirus scanning from windows defender'
references:
- https://www.bleepingcomputer.com/news/security/gootkit-malware-bypasses-windows-defender-by-setting-path-exclusions/
tags:
- attack.defense_evasion
- attack.t1089
author: "@BarryShooshooga"
date: 2019/10/26
logsource:
product: windows
service: security
definition: 'Requirements: Audit Policy : Security Settings/Local Policies/Audit Policy, Registry System Access Control (SACL): Auditing/User'
detection:
selection:
EventID:
- 4657
- 4656
- 4660
- 4663
ObjectName|contains: '\Microsoft\Windows Defender\Exclusions\'
condition: selection
falsepositives:
- Intended inclusions by administrator
level: high