|W32.Wullik.B@mm is a mass-mailing worm that attempts to send itself to all the contacts in the Outlook address book.
The email has the following characteristics:
Subject: MS?DOS???? (the ?’s represent Chinese characters.)
Message: <Chinese text>
The worm makes numerous copies of itself in random locations, and moves to a new location when Windows Explorer browses to the folder from which it runs. It can spread to floppy disks and shared network drives under some conditions.
W32.Wullik.B@mm is written in Visual Basic. Virus definitions dated prior to November 7, 2003 may detect it as Bloodhound.W32.VBWORM.