SigmaHQ/rules/windows/sysmon/sysmon_powershell_download.yml

19 lines
513 B
YAML

title: PowerShell Download from URL
status: experimental
description: Detetcs a Powershell process that contains download commands in its command line string
author: Florian Roth
logsource:
product: sysmon
detection:
selection:
EventID: 1
Image: '*\powershell.exe'
CommandLine:
- '*new-object system.net.webclient).downloadstring(*'
- '*new-object system.net.webclient).downloadfile(*'
condition: selection
falsepositives:
- unknown
level: medium