SigmaHQ/rules/windows/sysmon/sysmon_susp_script_execution.yml

title: WSF, JSE, JS, VBA and VBE file execution
status: experimental
description: Detects suspicious file execution by wscript and cscript
author: Michael Haag
logsource:
    product: windows
    service: sysmon
detection:
    selection:
        EventID: 1
        Image:
            - '*\wscript.exe'
            - '*\cscript.exe'
        CommandLine:
            - '*.jse'
            - '*.vbe'
            - '*.js'
            - '*.vba'
    condition: selection
fields:
    - CommandLine
    - ParentCommandLine
falsepositives:
    - Will need to be tuned. I recommend adding the user profile path in CommandLine if it is getting too noisy.
level: medium