Linux Webshell Indicators
Detects suspicious sub processes of web server processes
Detection logic
Detection requirements
- Platform
- LinuxmacOSNetwork DevicesWindows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
- Log source product
- linux
- Log source category
- process_creation
Known benign triggers
- Web applications that invoke Linux command line tools
MITRE ATT&CK mappings
0 exclusive techniques.This is coverage no other published rule has; it is not this rule's total technique count.
References
| Reference | Cited by |
|---|---|
| media.defense.gov/2020/Jun/09/2002313081/-1/-1/0/CSI-DETECT-AND-PREVENT-WEB-SHELL-MALWARE-20200422.PDF | 2 |
| www.acunetix.com/blog/articles/web-shells-101-using-php-introduction-web-shells-part-2/ | Only this detection cites it |
From the source
- At source
- Open at source
- Upstream identifier
- 818f7b24-0fba-4c49-a073-8b755573b9c7
- Tagged by the source as
- attack.persistence
Licence
- Published under
- Detection Rule License 1.1Read the licence
- Attribution
- Required
Authorship
- Published
- Aug 26, 2026
- Version
- 1