This category is for worms that have multiple vectors of infestation.
“The Sobig worm is considered one of the most destructive worms of its time, with a reported...Sobig
“Swen is a complex worm that poses as a Microsoft Security update. Like Nimda it was most visible...Swen
“Tanatos also known as Bugbear is a worm that drops a backdoor/keystroke logger trojan that can...Tanatos