Another new email virus being spammed

I’m seeing email detected stopped by my AV.
Subjects:
Worm Activity Detected!
Worm Alert!
Virus Detected!
the attachment is a password protected zip file. The name isn’t coming through cleanly because my vendor replaces special characters with codes I don’t understand.
patch=2d3834.zip (2d may be code for “-” and then I think there are four random numbers in the file name).
update – sans now has a blog entry on this http://isc.sans.org/diary.html?storyid=2612