All you have to do is cut both hidden vin section out of trashed parts car and weld it in both areas on car where hidden vins are, that’s been done over and over. Very common when people change cowl sections on the actual car that a certain vin came from originally. You also often see vins and trim tags for sale with metal sections from a beyond repair car.
The only thing I see that makes it harder and harder to do that is people like William!