mirror of
https://github.com/valitydev/SigmaHQ.git
synced 2024-11-07 09:48:58 +00:00
32 lines
823 B
YAML
32 lines
823 B
YAML
title: Shells Spawned by Web Servers
|
|
status: experimental
|
|
description: Web servers that spawn shell processes could be the result of a successfully placed web shell or an other attack
|
|
author: Thomas Patzke
|
|
logsource:
|
|
product: windows
|
|
service: sysmon
|
|
detection:
|
|
selection:
|
|
EventID: 1
|
|
ParentImage:
|
|
- '*\w3wp.exe'
|
|
- '*\httpd.exe'
|
|
- '*\nginx.exe'
|
|
- '*\php-cgi.exe'
|
|
Image:
|
|
- '*\cmd.exe'
|
|
- '*\sh.exe'
|
|
- '*\bash.exe'
|
|
- '*\powershell.exe'
|
|
condition: selection
|
|
fields:
|
|
- CommandLine
|
|
- ParentCommandLine
|
|
tags:
|
|
- attack.privilege_escalation
|
|
- attack.persistence
|
|
- attack.t1100
|
|
falsepositives:
|
|
- Particular web applications may spawn a shell process legitimately
|
|
level: high
|