There is no magic fairy dust protecting Macs - Dai Zovi, security researcher and co-author of The Mac Hacker's Handbook.
More later... I'm out of office at the moment and don't have access to my normal toolset.
Online analysis of SWF:http://www.adopstools.net/index.asp?page=quicklink&id=2526I2UFLC7Ri029
That link requires log-in.
What's "malicious"? Is it another ad which redirects the page elsewhere?