Potential KamiKakaBot Activity - Winlogon Shell Persistence

testhigh
Log-Quelle: windows · registry_setAutor Nasreddine Bencherchali (Nextron Systems), X__JuniorDatum 2024-03-22
01

Beschreibung

Was dies ist, in Kürze.

Detects changes to the "Winlogon" registry key where a process will set the value of the "Shell" to a value that was observed being used by KamiKakaBot samples in order to achieve persistence.

02

Tags

attack.privilege-escalationattack.persistenceattack.t1547.001detection.emerging-threats
03

Regelquelle (YAML)

title: Potential KamiKakaBot Activity - Winlogon Shell Persistence
id: c9b86500-1ec2-4de6-9120-d744c8fb5caf
status: test
description: |
    Detects changes to the "Winlogon" registry key where a process will set the value of the "Shell" to a value that was observed being used by KamiKakaBot samples in order to achieve persistence.
references:
    - https://www.nextron-systems.com/2024/03/22/unveiling-kamikakabot-malware-analysis/
author: Nasreddine Bencherchali (Nextron Systems), X__Junior
date: 2024-03-22
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.t1547.001
    - detection.emerging-threats
logsource:
    category: registry_set
    product: windows
detection:
    selection:
        TargetObject|endswith: '\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell'
        Details|contains|all:
            - '-nop -w h'
            - '$env'
            - 'explorer.exe'
            - 'Start-Process'
    condition: selection
falsepositives:
    - Unlikely
level: high
04

erkennt Techniken (1)

ATT&CK-Techniken, die dies ermöglicht oder abbildet.

05

Referenzen

Externe Belege — Patches, Meldungen, Analysen.