If you don't have any backup like seed phrase or private keys it will be hard to recover.

However, there is a guide that you can brute the wallet file if you can remember some parts of the password you can maybe get the right password in one day.

Take a look at this guide below they called it BTCrecover.

- https://github.com/gurnec/btcrecover/blob/master/TUTORIAL.md#btcrecover-tutorial