SigmaHQ/rules/web/web_webshell_keyword.yml
2017-02-16 18:06:22 +01:00

17 lines
528 B
YAML

title: Webshell Detection by Keyword
description: Detects webshells that use GET requests by keyword sarches in URL strings
detection:
selection:
log:
- access.log
- error.log
keywords:
- '=whoami'
- '=net%20user'
- '=cmd%20/c%20'
condition: selection and keywords
falsepositives:
- Web sites like wikis with articles on os commands and pages that include the os commands in the URLs
- User searches in search boxes of the respective website
level: high