[PAYED] I need someone to make this for me.

Not much is impossible, you can rotate Hwid on an emulated machine and use socks.
However it is HIGHLY impractical because you are right.

You are using one ip address 4-10 times before the cooldown. so 1 ip per 4-10 guess's and you're going to be using massive dictionary's of attempts.
Inefficient and ancient. Not to mention I'm sure they flag accounts with 1.6 million failed login attempts.

I can probably do it, you have to pay me first with PP tho. DM to talk price. If 2FA or whatever is enabled it will cause complications

Strom/ Blackbullet + socks5 are good enough to crack some fornite accounts

As Biesi said.