OP, you should give a try with SEAL 911 from Security Alliance, they often give help in cases like yours, they are non-profit organization and legit:
https://securityalliance.org/
https://t.me/seal_911_bot
https://github.com/security-alliance/seal-911

Chances are high that you won't be able to recover your funds to be honest, but if the thief sent his coins to a regulated/KYCed CEX, it could be at your advantage