Symantec Security Response - W32.Novarg.A@mm Level 4 - severe
Symantec Security Response discovered a new malicious threat today - W32.Novarg.A@mm. W32.Novarg.A@mm is a mass-mailing
worm that is being upgraded from a Level 3 threat to a Level 4 threat. This worm appears to be spreading at a rapid
rate. This threat is also known as Novarg, Shimgapi, W32/Mydoom@MM, Win32/Shimg.
Currently, Symantec Security Response has received 256 submissions. W32.Novarg.A@mm is an encrypted mass-mailing worm
that arrives as an attachment with either a .exe, .scr, .zip, or .pif extension. This worm creates a mass-mailing of
itself, which may clog mail servers or degrade network performance. Additional information will be made available as the
threat is being analyzed.
The Worm Blocking technology found in the latest Symantec consumer products automatically detects this threat as it
attempts to spread.
Symantec Security Response encourages all users and administrators to adhere to basic security best practices.
Please use this link to go to the website for further information: http://securityresponse.symantec.com/avcenter/venc/data/w32.novarg.a@mm.html