I heard they fund a group called Al Nusra, not ISIS, but mass media tells a lot of lies so I can't verify nor deny such claims.
Mister Researcher, for this hard situations of unknown matter of issues there are the lists of terroristic groups.
Actually Al Nusra is the Al Qaeda in Syria.
http://www.globalpost.com/dispatch/news/afp/131108/zawahiri-disbands-main-qaeda-faction-syria-0