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Detection rules › Sigma

Windows Defender Malware And PUA Scanning Disabled

Status
stable
Severity
high
Log source
product windows, service windefend
Author
Ján Trenčanský, frack113
Source
github.com/SigmaHQ/sigma

Detects disabling of the Windows Defender feature of scanning for malware and other potentially unwanted software

MITRE ATT&CK coverage

TacticTechniques
Defense ImpairmentT1685 Disable or Modify Tools

Event coverage

ProviderEvent
Windows-DefenderEvent ID 5010

Rule body yaml

title: Windows Defender Malware And PUA Scanning Disabled
id: bc275be9-0bec-4d77-8c8f-281a2df6710f
related:
    - id: fe34868f-6e0e-4882-81f6-c43aa8f15b62
      type: obsolete
status: stable
description: Detects disabling of the Windows Defender feature of scanning for malware and other potentially unwanted software
references:
    - https://learn.microsoft.com/en-us/defender-endpoint/troubleshoot-microsoft-defender-antivirus?view=o365-worldwide#event-id-5010
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1562.001/T1562.001.md
    - https://craigclouditpro.wordpress.com/2020/03/04/hunting-malicious-windows-defender-activity/
author: Ján Trenčanský, frack113
date: 2020-07-28
modified: 2023-11-22
tags:
    - attack.defense-impairment
    - attack.t1685
logsource:
    product: windows
    service: windefend
detection:
    selection:
        EventID: 5010 # Scanning for malware and other potentially unwanted software is disabled.
    condition: selection
falsepositives:
    - Unknown
level: high

Stages and Predicates

Stage 0: condition

selection

Stage 1: selection

selection:
    EventID: 5010