W32.Numrok.1478 is a virus that infects all the .exe files in the same folder as the original file.

Type: Virus
Infection Length: 1478 bytes (file increases by 1990 bytes)
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP
Systems Not Affected: Linux, Macintosh, OS/2, UNIX

THREAT ASSESSMENT

Wild:

Number of infections: 0 - 49
Number of sites: 0 - 2
Geographical distribution: Low
Threat containment: Easy
Removal: Easy

TECHNICAL DETAILS

When W32.Numrok.1478 is executed, it appends itself to all the .exe files in the same folder as the original file.
For complete details visit:
http://securityresponse.symantec.com...mrok.1478.html

Cheers,
BD]Hobbit