Scheduled Tasks Names Used By SVR For GraphicalProton Backdoor

title: Scheduled Tasks Names Used By SVR For GraphicalProton Backdoor
id: 8fa65166-f463-4fd2-ad4f-1436133c52e1
related:
    - id: 2bfc1373-0220-4fbd-8b10-33ddafd2a142
      type: similar
status: test
description: Hunts for known SVR-specific scheduled task names
author: CISA
references:
    - https://www.cisa.gov/news-events/cybersecurity-advisories/aa23-347a
date: 2023-12-18
tags:
    - attack.persistence
    - detection.emerging-threats
logsource:
    service: security
    product: windows
detection:
    selection:
        EventID:
            - 4698
            - 4699
            - 4702
        TaskName:
            - '\defender'
            - '\Microsoft\DefenderService'
            - '\Microsoft\Windows\Application Experience\StartupAppTaskCheck'
            - '\Microsoft\Windows\Application Experience\StartupAppTaskCkeck'
            - '\Microsoft\Windows\ATPUpd'
            - '\Microsoft\Windows\Data Integrity Scan\Data Integrity Update'
            - '\Microsoft\Windows\DefenderUPDService'
            - '\Microsoft\Windows\IISUpdateService'
            - '\Microsoft\Windows\Speech\SpeechModelInstallTask'
            - '\Microsoft\Windows\WiMSDFS'
            - '\Microsoft\Windows\Windows Defender\Defender Update Service'
            - '\Microsoft\Windows\Windows Defender\Service Update'
            - '\Microsoft\Windows\Windows Error Reporting\CheckReporting'
            - '\Microsoft\Windows\Windows Error Reporting\SubmitReporting'
            - '\Microsoft\Windows\Windows Filtering Platform\BfeOnServiceStart'
            - '\Microsoft\Windows\WindowsDefenderService'
            - '\Microsoft\Windows\WindowsDefenderService2'
            - '\Microsoft\Windows\WindowsUpdate\Scheduled AutoCheck'
            - '\Microsoft\Windows\WindowsUpdate\Scheduled Check'
            - '\WindowUpdate'
    condition: selection
falsepositives:
    - Unknown
level: high