You can only transfer all coins and tokens from this wallet to another one to protect you against the hacker, that is all. If your wallet is already clear, then you can only go to police and report the ETH address of the hacker, thats all, maybe in the future we will be able to recognize the hacker identity.
At present it is still very difficult to make a report to the police regarding crypto assets. Indeed, to track we can, but to do a report we must have the right hacker identity