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W32/Gruel.B. Destructivo gusano que obliga a reinstalar
 
VSantivirus No. 1106 Año 7, Viernes 18 de julio de 2003

W32/Gruel.B. Destructivo gusano que obliga a reinstalar
http://www.vsantivirus.com/gruel-b.htm

Nombre: W32/Gruel.B
Tipo: Gusano de Internet
Alias: W32/Gruel-B, W32/Fakerr.b@MM, W32.Gruel.b@MM, W32.Gruel@mm, Win32.Gruel, Win32/Gruel.B
Plataforma: Windows 32-bit
Tamaño: 102,400 bytes
Fecha: 17/jul/03

Este gusano, se envía masivamente a través del correo electrónico, disfrazado como una herramienta de Symantec, para remover al propio virus:

Asunto: Symantec: New serious virus found
Datos adjuntos:
Symantec_Norton_Tool.exe

Texto:

Norton Security Response: has detected a new virus
in the Internet. For this reason we made this tool
attachement, to protect your computer from this
serious virus. Due to the number of submissions
received from customers, Symantec Security Response
has upgraded this threat to a Category 5 (Maximum ).

Prevention, using the W32.Gruel@mm Tool:
To prevent or remove W32.W32.Gruel@mm , apply this
attachment tool as quickly as possible. This is the
easiest way to remove/prevent this threat.

Technical Details:
Also Known As: W32.Gruel@mm , W32.KillerGuate
Type: Virus
Infection Length: 45,195 bytes (zip file), 45,528 bytes
(executable) (45KB approx)
Systems Affected: Windows 95, Windows 98, Windows NT,
Windows 2000, Windows XP, Windows Me, Windows 2003
Systems Not Affected: Macintosh, OS/2, UNIX, Linux

Additional information:
Security Response has received many submissions of
corrupted W32.W32.Gruel@mm . A specific detection for
this type of infected file has been added as
W32.W32.Gruel@mm . This detection is available in virus
definitions dated June 12 2003. Be sure to delete the
files detected as W32.W32.Gruel@mm .

Note: If you believe your computer may already be
infected or just want to protect it agains
W32.W32.Gruel@mm , please download this tool now.

Symantec Corporation.
Last Updated on: July 13, 2003 04:55:35 PM

Note que simula ser una cura para el propio virus, el cuál en realidad es el adjunto (recuerde que jamás recibirá un archivo no solicitado de ninguna compañía, y menos de una dedicada a fabricar antivirus).


Más información:


W32/Gruel.A. Falsos mensajes de Microsoft y Symantec
http://www.vsantivirus.com/gruel-a.htm




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