I cant enter Froustmorne Server

Every time i try to get in, show me these messages.
Obs: i donwloaded wow lk from torrent.
https://imgur.com/V3SyWxI
https://imgur.com/kxZq6i9
https://imgur.com/V3SyWxI
https://imgur.com/kxZq6i9

Use Warmane account name not e-mail.