SARC: W32.Choke.Worm
Offers description and removal instructions.
www.symantec.com/avcenter/venc/data/w32.choke.worm.html
McAfee AVERT: W32/Choke.worm
Descriptions and solutions for worm that spreads via Microsoft's MSN Messenger program.
vil.nai.com/vil/content/v_99100.htm