Simple PHP Backdoor – This is a simple PHP backdoor using HTTP headers to inject the code as opposed to a GET or POST variable.

This is a simple PHP backdoor using HTTP headers to inject the code as opposed to a GET or POST variable. Uses the fictional “Code: ” header as an example, for learning purposes. This is not production code.

You can download it from the following link: https://packetstormsecurity.com/files/download/122167/php-sh.tar.gz

Source: https://packetstormsecurity.com/files/122167/Simple-PHP-Backdoor.html