He realizado los pasos que me indicaste (ccleaner, avg, online...) y estos son los reports: por cierto me sigue apareciendo el mensaje de virus
ewido:
wido anti-spyware online scanner
http://www.ewido.net__________________________________________________
Name: TrackingCookie.Netflame
Path: :mozilla.7:C:\Documents and Settings\Miguel\Datos de programa\Mozilla\Firefox\Profiles\9roqr3jk.default\cookies.txt
Risk: Medium
Name: TrackingCookie.Netflame
Path: :mozilla.8:C:\Documents and Settings\Miguel\Datos de programa\Mozilla\Firefox\Profiles\9roqr3jk.default\cookies.txt
Risk: Medium
Name: Downloader.Agent.xj
Path: C:\RECYCLER\NPROTECT\00001638.exe
Risk: High
Name: TrackingCookie.Netflame
Path: :mozilla.6:C:\RECYCLER\NPROTECT\00001659.MOZ
Risk: Medium
Name: TrackingCookie.Netflame
Path: :mozilla.7:C:\RECYCLER\NPROTECT\00001660.MOZ
Risk: Medium
Name: TrackingCookie.Netflame
Path: :mozilla.6:C:\RECYCLER\NPROTECT\00001665.MOZ
Risk: Medium
Name: TrackingCookie.Netflame
Path: :mozilla.8:C:\RECYCLER\NPROTECT\00001665.MOZ
Risk: Medium
avg:
AVG Anti-Spyware - Informe del análisis
---------------------------------------------------------
+ Creado en: 7:56:05 27/05/2008
+ Resultado del análisis:
C:\WINDOWS\Downloaded Program Files\f22776.exe -> Downloader.Agent.xj : Limpios.
:mozilla.37:C:\RECYCLER\NPROTECT\00000006.MOZ -> TrackingCookie.2o7 : Limpios.
:mozilla.38:C:\RECYCLER\NPROTECT\00000004.MOZ -> TrackingCookie.2o7 : Limpios.
:mozilla.38:C:\RECYCLER\NPROTECT\00000006.MOZ -> TrackingCookie.2o7 : Limpios.
:mozilla.39:C:\RECYCLER\NPROTECT\00000004.MOZ -> TrackingCookie.2o7 : Limpios.
:mozilla.42:C:\RECYCLER\NPROTECT\00000008.MOZ -> TrackingCookie.2o7 : Limpios.
:mozilla.42:C:\RECYCLER\NPROTECT\00000009.MOZ -> TrackingCookie.2o7 : Limpios.
:mozilla.43:C:\RECYCLER\NPROTECT\00000008.MOZ -> TrackingCookie.2o7 : Limpios.
:mozilla.43:C:\RECYCLER\NPROTECT\00000009.MOZ -> TrackingCookie.2o7 : Limpios.
:mozilla.109:C:\RECYCLER\NPROTECT\00000006.MOZ -> TrackingCookie.Advertising : Limpios.
:mozilla.110:C:\RECYCLER\NPROTECT\00000004.MOZ -> TrackingCookie.Advertising : Limpios.
:mozilla.110:C:\RECYCLER\NPROTECT\00000006.MOZ -> TrackingCookie.Advertising : Limpios.
:mozilla.111:C:\RECYCLER\NPROTECT\00000004.MOZ -> TrackingCookie.Advertising : Limpios.
:mozilla.114:C:\RECYCLER\NPROTECT\00000008.MOZ -> TrackingCookie.Advertising : Limpios.
:mozilla.114:C:\RECYCLER\NPROTECT\00000009.MOZ -> TrackingCookie.Advertising : Limpios.
:mozilla.115:C:\RECYCLER\NPROTECT\00000008.MOZ -> TrackingCookie.Advertising : Limpios.
:mozilla.115:C:\RECYCLER\NPROTECT\00000009.MOZ -> TrackingCookie.Advertising : Limpios.
:mozilla.28:C:\RECYCLER\NPROTECT\00000004.MOZ -> TrackingCookie.Imrworldwide : Limpios.
:mozilla.29:C:\RECYCLER\NPROTECT\00000004.MOZ -> TrackingCookie.Imrworldwide : Limpios.
:mozilla.32:C:\RECYCLER\NPROTECT\00000006.MOZ -> TrackingCookie.Imrworldwide : Limpios.
:mozilla.33:C:\RECYCLER\NPROTECT\00000006.MOZ -> TrackingCookie.Imrworldwide : Limpios.
:mozilla.37:C:\RECYCLER\NPROTECT\00000008.MOZ -> TrackingCookie.Imrworldwide : Limpios.
:mozilla.37:C:\RECYCLER\NPROTECT\00000009.MOZ -> TrackingCookie.Imrworldwide : Limpios.
:mozilla.38:C:\RECYCLER\NPROTECT\00000008.MOZ -> TrackingCookie.Imrworldwide : Limpios.
:mozilla.38:C:\RECYCLER\NPROTECT\00000009.MOZ -> TrackingCookie.Imrworldwide : Limpios.
:mozilla.42:C:\RECYCLER\NPROTECT\00000006.MOZ -> TrackingCookie.Netflame : Limpios.
:mozilla.43:C:\RECYCLER\NPROTECT\00000004.MOZ -> TrackingCookie.Netflame : Limpios.
:mozilla.47:C:\RECYCLER\NPROTECT\00000008.MOZ -> TrackingCookie.Netflame : Limpios.
:mozilla.47:C:\RECYCLER\NPROTECT\00000009.MOZ -> TrackingCookie.Netflame : Limpios.
:mozilla.54:C:\RECYCLER\NPROTECT\00000006.MOZ -> TrackingCookie.Webtrends : Limpios.
:mozilla.55:C:\RECYCLER\NPROTECT\00000004.MOZ -> TrackingCookie.Webtrends : Limpios.
:mozilla.59:C:\RECYCLER\NPROTECT\00000008.MOZ -> TrackingCookie.Webtrends : Limpios.
:mozilla.59:C:\RECYCLER\NPROTECT\00000009.MOZ -> TrackingCookie.Webtrends : Limpios.
::Fin del informe