" The Storm Worm's focus on propagation through sheer permutation carries the trend to a new level. The technique exploits a weakness, not in the software, but in the system. Analysing malicious code requires, for the most part, human researchers, and the coders hope to overwhelm the human component long enough to compromise as many systems as needed."
"The Storm Worm is all about creating massive networks of compromised computers that can be controlled by a single group or individual."
"The Storm Worm is likely responsible for creating a bot net that contains more than 20,000 computers and perhaps as many as 100,000"
full story >
http://www.theregister.co.uk/2007/03/07 ... _defenses/