title: Exploit for CVE-2017-8759 
description: Detects Winword starting uncommon sub process csc.exe as used in exploits for CVE-2017-8759
references:
  - https://www.hybrid-analysis.com/sample/0b4ef455e385b750d9f90749f1467eaf00e46e8d6c2885c260e1b78211a51684?environmentId=100
  - https://www.reverse.it/sample/0b4ef455e385b750d9f90749f1467eaf00e46e8d6c2885c260e1b78211a51684?environmentId=100
author: Florian Roth
date: 15.09.2017
logsource:
    product: windows
    service: sysmon
detection:
    selection:
        EventID: 1
        ParentImage: '*\WINWORD.EXE'
        Image: '*\csc.exe'
    condition: selection
falsepositives:
    - Unknown
level: critical