May be it will help to recover your hacked account:

Recovering hacked accounts or accounts with lost passwords
https://bitcointalk.org/index.php?topic=497545.0

I did see that but idk how the signing thing works (like i said in the first post Sad

)

What wallet do you usually use ?

Check out Shorena's thread about HOW TO SIGN MESSAGE
https://bitcointalk.org/index.php?topic=990345.msg10775516#msg10775516