QUOTE
...The good folks over at the German HoneyNet Project have some interesting statistics which indicate that, due to renewed efforts over the course of the Christmas and New Year’s holiday, the puppet masters controlling the Storm Botnet managed to increase the Storm Botnet size by more than 200%...These numbers also reflect the increases we have also seen in Storm “seeding” activity over the holidays, and this translates into an increasing number of detections...the Storm Botnet network is proving to be the “Energizer Bunny” of botnets...
blog.trendmicro.comAlso see Measuring the Success Rate of Storm Worm.