Checking credentials (Local)

User/Password/Hashes

Adding --local-auth to any of the authentication commands with attempt to logon locally.

nxc smb <CIDR> -u <USERNAME> -p <PASSWORD> --local-auth
nxc smb <CIDR> -u '' -p '' --local-auth
nxc smb <CIDR> -u <USERNAME> -H 'LM:NT' --local-auth
nxc smb <CIDR> -u <USERNAME> -H 'NTHASH' --local-auth
nxc smb <CIDR> -u localguy -H <HASH> --local-auth
nxc smb <CIDR> -u localguy -H <HASH> --local-auth

Results will display the hostname next to the user:password

    SMB         192.168.1.101    445    HOSTNAME          [+] HOSTNAME\Username:Password (Pwn3d!)