BlackWorm Summary Published: 2006-01-26, Last Updated: 2006-01-27 02:01:42 UTC by Johannes Ullrich (Version: 3(click to highlight changes) ) About BlackWorm Over the last week, “Blackworm” infected about 300,000 systems based on analysis of logs from the counter web site used by the worm to track itself. This worm is different and more serious than other worms for a number of reasons. In particular, it will overwrite a user’s files on February 3rd.

Originally posted here:
SANS – Internet Storm Center – BlackWorm Summary – Updated Info