To recover hack facebook account, You have to create a new password to you facebook account.
1. Click on “Forgot password?” in the main facebook page.

2. Enter your email or your mobile number and click “Search”.
3. In the login page, Click on “Try another way”.

4. Facebook ask you if you want to get email to reset your password. If the email that showing after “Send code via email” is not your email because someone hack your account, Click on “No longer have access to these?”

5. You will see page with small window that explains what to do if you lose access to your login account. Click “Start”.

6. In the next page, you have to put your new another email address or put your phone for verification code(make sure that the email or phone you put isn’t links to existing account, the email or phone should be new one).
7. In the next page, you have to confirm your identity. Click on “Upload ID”.

8. In the next page, you have to choose the type of ID to upload. Choose the way you preffer to confirm your identity, you can click on “See More” to see more ways. If you don’t have any of the options in the list, scroll down in the list and click “I don’t have any of these”. If you have, then click on one of the option in the list and click “Next”.

9. Upload your documents to verify you identity by click “Upload” and then click “Submit”

Facebook reviews your request and send you an email with instructions how unlock your account in couple of days.