blue-team-tools/rules/windows/process_creation/proc_creation_win_uninstall_sysmon.yml

title: Uninstall Sysinternals Sysmon
id: 6a5f68d1-c4b5-46b9-94ee-5324892ea939
status: experimental
description: Detects the uninstallation of Sysinternals Sysmon, which could be the result of legitimate administration or a manipulation for defense evasion
references:
    - https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1562.001/T1562.001.md#atomic-test-11---uninstall-sysmon
author: frack113
date: 2022/01/12
tags:
    - attack.defense_evasion
    - attack.t1562.001
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith:
            - \Sysmon64.exe
            - \Sysmon.exe
        CommandLine|contains: '-u'
    condition: selection
falsepositives:
    - Unknown
level: high