Got it, that does help narrow things down.
If Windows Security isn't showing anything, then it doesn't look like the game is being blocked by Defender after all.
We'll send the video over to our coder and take a closer look. From what we can see, the crash seems to happen before the license screen even loads, so there might be something else going on there.
Really appreciate u taking the time to test it and upload the clip. We'll keep investigating on our end and will update u as soon as we know more.