http://bugs.winehq.org/show_bug.cgi?id=48006
--- Comment #65 from Chiitoo chiitoo@gentoo.org --- Forgot to mention, for some testing reason now doubt, I had windwos version set to Windows 2.0 on that run.
Testing now with Windows 10, it downloaded the thing... and installed it and indeed, as reported before, it's stuck as described.