WSH PHP Backdoor – WSH is a very tiny PHP script backdoor with a python client that implements functionality to download and upload files and provides an interactive shell.

WSH is a very tiny PHP script backdoor with a python client that implements functionality to download and upload files and provides an interactive shell.

You can download it from the following link: https://packetstormsecurity.com/files/download/86230/wsh.tar.gz

Source: https://packetstormsecurity.com/files/86230/WSH-PHP-Backdoor.html