Given the filename WinFlasher 3.12.1.exe , this appears to be a utility used for flashing firmware (BIOS/UEFI) or operating systems onto devices, likely Windows-based tablets, laptops, or IoT devices.
: Enables the installation of alternative kernels and custom operating systems by flashing modified boot images. WinFlasher 3.12.1.exe
Use sigcheck from Sysinternals or a hex editor: Given the filename WinFlasher 3