decryptor will be in the .zip archive that you download from the chat after payment.
you will extract archive with decryptor for esxi, but the archive will be saved on your win computer.
next, you need to upload  decryptor in esxi system.
after the decryptor is finished work on esxi, decryptor will be deleted on esxi
but you can re upload decryptor in .zip on the esxi and run it again