It seems very odd that they sent your bitcoins to 2 different addresses. Maybe you sent the transaction yourself while you were drunk? or high? or sleepwalking?
Lol, it's 4 days old, and look at the Ethereum TXID, it was landed on the exchange WhiteBIT. It might be OP forgot that he made a transaction at that time.
Then, if your story is true.
Don't use the previous device that you have used where your crypto-assets that has been lost. It might now be unprotected and presumably infected a malware virus that the hacker can able to access your wallet's credentials.
We should always find how to safeguard our crypto assets and treat them as one of your valuable stuff. Our responsibility and diligence to keep them safe at all costs.