Hi and Welcome!
see if you can extract it with 7-zip or Universal Extractor.
I suppose you for some reason don’t want to flash using the original flasher, but have you tried using binflash with the EXE file? Binflash works with some EXE firmwares.
[QUOTE=DrageMester;2294145]Binflash works with some EXE firmwares.[/QUOTE]