The anti-virus companies have settled on this terminology as well. For the most authoritative description of the worm, see the CERT advisory . This worm, possibly from the Phillipines, is spreading like wildfire as we speak. One news report claimed it has twice the velocity of Melissa. The worm infects Windows machines on which Windows Scripting Host is running and spreads using the Outlook email agent and the mIRC client, if present.
Mutations are already in circulation.
Subtler variations are springing up. It had no subject and the following text. We have attached a detailed invoice to this email. Please print out the attachment and keep it in a safe place. Depending on how you have Outlook's preview pane set up, merely selecting the message can trigger the worm.