PCWorld reports that four antivirus had a quick reaction to the new Storm Worm variant that has recently started spreading:

A huge virus surge of a new Storm Worm variant is flooding email inboxes and evading many antivirus programs. In my tests of 31 programs, only four reported a virus. Postini, an email security company, says that over the last 24 hours it has seen about 55 million virus emails, about 60 times the daily average. [...] At 2:30pm I uploaded the attachment to Virustotal.com, which uses many different antivirus programs to scan uploads. Of 31 programs, only four – ClamAV, eSafe, Kaspersky and Symantec – reported a virus.

You can read the full news on PCWorld website.