SigmaHQ/rules/windows/sysmon/sysmon_office_shell.yml
Michael Haag 1317fe9df2 Modifications
+ Added Sysmon detection of Office binaries spawning Windows shells
+ Additional web servers added for webshell detection
2017-03-04 14:22:44 -08:00

29 lines
880 B
YAML

title: Microsoft Office Product Spawning Windows Shell
status: experimental
description: Detects a Windows command line executable started from Microsoft Word, Excel, Powerpoint, Publisher and Visio.
reference: https://www.hybrid-analysis.com/sample/465aabe132ccb949e75b8ab9c5bda36d80cf2fd503d52b8bad54e295f28bbc21?environmentId=100
author: Michael Haag
logsource:
product: sysmon
detection:
selection:
EventID: 1
ParentImage:
- '*\WINWORD.EXE'
- '*\EXCEL.EXE'
- '*\POWERPNT.exe'
- '*\MSPUB.exe'
- '*\VISIO.exe'
Image:
- '*\cmd.exe'
- '*\powershell.exe'
- '*\wscript.exe'
- '*\cscript.exe'
- '*\sh.exe'
- '*\bash.exe'
- '*\scrcons.exe'
condition: selection
falsepositives:
- unknown
level: high