http://bugs.winehq.org/show_bug.cgi?id=26086
--- Comment #2 from Vincent Povirk madewokherd@gmail.com 2011-03-23 12:09:04 CDT --- Created an attachment (id=33783) --> (http://bugs.winehq.org/attachment.cgi?id=33783) read palette entries from HPALETTE
Does this patch help?