http://bugs.winehq.org/show_bug.cgi?id=11953
--- Comment #9 from Dan Kegel dank@kegel.com 2008-03-10 10:40:04 --- This seems to be the closest thing to an official faq: http://uguu.org/share/#3
But even the share user community can't quite tell what's real and what's fake sometimes, see http://bbs.chiisai.net/download/kareha.pl/1143832336/
That's the problem with having an anonymous author; it's hard to create a chain of trust. The author has nothing to lose if he distributes subtle malware.
Somebody else can probably help you with this, e.g. by asking you for +relay,+seh logs, but I'm afraid I still don't feel comfortable running this app.