What worse case scenario given then fact I have only 14$ on this wallet and of course not intend to deposit anymore funds to that wallet
Caution please you're so lucky that you released this thread. 14$ is a very small amount and you should never repeat never look back at that wallet again.The hackers have a number of techniques which they might implement and even after recovering your wallet they might break in again. They might be waiting for you to get satisfied that you've recovered your wallet and once you'll deposit a big amount that's where they'll come into the game again.
Don't go with the techniques of recovering your wallet, they also involve a lot of risks just go and find out what was the reason for this. It's very crucial to find out the reason so that it can be avoided in the near future otherwise your phone is at risk .