"Scam" implies intentional deception. In this case, the original developer likely believed they were making a useful tweaking tool. However, the version you find on "xtm miracle thunder 2.82 pc download" links today is almost certainly the original tool.
: Users can flash stock ROMs to restore or update a device's operating system. Unlocking Services : It provides tools to remove FRP (Factory Reset Protection) and Google account locks, as well as network unlocking. Device Repair xtm miracle thunder 2.82 pc download
"Don't use 3.0, it has bloatware. Stick to 2.82." "2.82 is the last stable version before the devs added a miner." "Scam" implies intentional deception
If the free trial expires and you find the tool valuable, purchase a legitimate license. If the official store is no longer online, consider moving to a modern alternative (see below). : Users can flash stock ROMs to restore