Antivirus Filter Driver Disallowed On Dev Drive - Registry

testhigh
log source: windows · registry_setauthor @kostastsale, Nasreddine Bencherchali (Nextron Systems)date 2023-11-05
01

description

What this is, in brief.

Detects activity that indicates a user disabling the ability for Antivirus mini filter to inspect a "Dev Drive".

02

tags

attack.defense-impairmentattack.t1685
03

rule source (YAML)

title: Antivirus Filter Driver Disallowed On Dev Drive - Registry
id: 31e124fb-5dc4-42a0-83b3-44a69c77b271
status: test
description: |
    Detects activity that indicates a user disabling the ability for Antivirus mini filter to inspect a "Dev Drive".
references:
    - https://twitter.com/0gtweet/status/1720419490519752955
author: '@kostastsale, Nasreddine Bencherchali (Nextron Systems)'
date: 2023-11-05
modified: 2024-08-16
tags:
    - attack.defense-impairment
    - attack.t1685
logsource:
    category: registry_set
    product: windows
detection:
    selection:
        TargetObject|endswith: '\FilterManager\FltmgrDevDriveAllowAntivirusFilter'
        Details: 'DWORD (0x00000000)'
    condition: selection
falsepositives:
    - Unlikely
level: high
04

detects techniques (1)

ATT&CK techniques this enables or maps to.

05

references

External citations — patches, advisories, analysis.