The threat may be downloaded by Downloader.Nemim!gen1
and may be spread through fixed and removable drives.
When the threat is executed, it may drop the following file:
%UserProfile%\Application Data \Microsoft\Display\smagent.exe
The threat may try to spread by infecting .exe files on fixed and removable drives on the compromised computer.
Symantec Security Response encourages all users and administrators to adhere to the following basic security "best practices":