i was hacked and i all my characters was deleted

i was hacked and i all my characters was deleted i was playing in lordaeron and i have a lvl 80 hunter horde they delete it with some other carachters from blackrock that i played on it for fun

change your passwarod so they will not log-in again on your account and restere the Characters deleted.
For Blackrock:
From the website go into My Account>Services>Select Blackrock>Select a random Character>Set Currency: Points >Character Restoration
now you should be abel to see the deleted characters.

For Lordaeron:
From the website go into My Account>Services>Select Lordaeron>Select a random Character>Set Currency: Coins >Character Restoration

As you can see you need to spend Coins and/or Coins