Currently they have a whole series of Netsky viruses which are:

*W32.Netsky.B@mm
*W32.Netsky.C@mm
*W32.Netsky.D@mm
*W32.Netsky.E@mm
*W32.Netsky.gen@mm
*W32.Netsky@mm

as you can see there are quite many of them and more might be on they way.
check out http://securityresponse.symantec.com/ for the lattest virus threats
...and here is a link to a remover which will help clean off the Netsky.* B C & D
http://securityresponse.symantec.com...oval.tool.html
stay safe