merci chrifeur d'avoir répondu.
voici ce que donne le rapport lop S&D:
-----------------------[ Lop S&D 4.2.2-0 XP/Vista ]---------------------
[ Windows XP (NT 5.1) Build 2600, Service Pack 2 ]
[ USER : Fredo ] [ "C:\Lop SD" ] [ Selection : 1 ]
[ 09/07/2008 | 19:56:14,87 ] [ PC : FRED ]
[ MAJ : 06-07-2008 | 10:55 ]
-------------[ Listing des dossiers dans Application Data ]------------
[16/12/2007|20:45] C:\DOCUME~1\ALLUSE~1\APPLIC~1\.zreglib
[03/11/2007|03:06] C:\DOCUME~1\ALLUSE~1\APPLIC~1\Adobe
[14/10/2007|14:02] C:\DOCUME~1\ALLUSE~1\APPLIC~1\avg7
[01/10/2007|20:26] C:\DOCUME~1\ALLUSE~1\APPLIC~1\desktop.ini
[07/10/2007|23:41] C:\DOCUME~1\ALLUSE~1\APPLIC~1\Grisoft
[09/10/2007|00:42] C:\DOCUME~1\ALLUSE~1\APPLIC~1\LightScribe
[08/10/2007|17:09] C:\DOCUME~1\ALLUSE~1\APPLIC~1\Messenger Plus!
[15/01/2008|21:22] C:\DOCUME~1\ALLUSE~1\APPLIC~1\Microsoft
[25/11/2007|22:06] C:\DOCUME~1\ALLUSE~1\APPLIC~1\Microsoft Help
[08/10/2007|23:57] C:\DOCUME~1\ALLUSE~1\APPLIC~1\Nero
[06/10/2007|10:15] C:\DOCUME~1\ALLUSE~1\APPLIC~1\SBT
[30/01/2008|09:34] C:\DOCUME~1\ALLUSE~1\APPLIC~1\Spybot - Search & Destroy
[06/10/2007|09:11] C:\DOCUME~1\ALLUSE~1\APPLIC~1\Windows Genuine Advantage
[15/01/2008|21:19] C:\DOCUME~1\ALLUSE~1\APPLIC~1\WLInstaller
[20/05/2008|08:36] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Adobe
[17/05/2008|15:23] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\avg7
[17/04/2008|20:23] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Azureus
[09/07/2008|13:53] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Bags Plus Online Chin
[11/05/2008|20:26] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\desktop.ini
[17/04/2008|20:03] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Google
[17/04/2008|08:43] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Grisoft
[09/07/2008|13:51] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Hewlett-Packard
[07/06/2008|16:00] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\HP
[09/07/2008|13:52] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\HP Product Assistant
[09/07/2008|13:52] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\HPSSUPPLY
[09/06/2008|01:46] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\hpzinstall.log
[24/04/2008|20:54] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Messenger Plus!
[07/07/2008|13:07] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Microsoft
[22/05/2008|12:06] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\MSN6
[21/05/2008|08:53] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Nero
[17/05/2008|20:19] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\SBT
[20/05/2008|08:12] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Spybot - Search & Destroy
[09/07/2008|13:52] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\TEMP
[09/07/2008|09:13] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\TuneUp Software
[07/06/2008|16:17] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\WEBREG
[21/05/2008|13:47] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Windows Genuine Advantage
[26/04/2008|18:28] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\WLInstaller
[09/07/2008|13:51] C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Yahoo! Companion
[12/10/2007|01:09] C:\DOCUME~1\BOB2~1\APPLIC~1\Adobe
[09/10/2007|00:03] C:\DOCUME~1\BOB2~1\APPLIC~1\Ahead
[11/05/2008|23:30] C:\DOCUME~1\BOB2~1\APPLIC~1\AVG7
[22/01/2008|17:32] C:\DOCUME~1\BOB2~1\APPLIC~1\Azureus
[01/10/2007|20:26] C:\DOCUME~1\BOB2~1\APPLIC~1\desktop.ini
[28/10/2007|22:12] C:\DOCUME~1\BOB2~1\APPLIC~1\Dossier de t‚l‚chargement Share-to-Web
[29/10/2007|17:23] C:\DOCUME~1\BOB2~1\APPLIC~1\Dossier de t‚l‚chargement Share-to-Web
[28/10/2007|22:22] C:\DOCUME~1\BOB2~1\APPLIC~1\Hewlett-Packard
[02/10/2007|00:43] C:\DOCUME~1\BOB2~1\APPLIC~1\Identities
[27/01/2008|13:17] C:\DOCUME~1\BOB2~1\APPLIC~1\ma-config.com
[06/10/2007|09:25] C:\DOCUME~1\BOB2~1\APPLIC~1\Macromedia
[23/01/2008|19:01] C:\DOCUME~1\BOB2~1\APPLIC~1\Microsoft
[06/10/2007|10:14] C:\DOCUME~1\BOB2~1\APPLIC~1\Microsoft Web Folders
[08/10/2007|01:57] C:\DOCUME~1\BOB2~1\APPLIC~1\Mozilla
[09/10/2007|00:45] C:\DOCUME~1\BOB2~1\APPLIC~1\NeroDCTemplates
[24/11/2007|19:54] C:\DOCUME~1\BOB2~1\APPLIC~1\Sun
[01/10/2007|20:26] C:\DOCUME~1\DEFAUL~1\APPLIC~1\desktop.ini
[02/10/2007|00:35] C:\DOCUME~1\DEFAUL~1\APPLIC~1\Microsoft
[11/05/2008|20:26] C:\DOCUME~1\DEFAUL~1.WIN\APPLIC~1\desktop.ini
[11/05/2008|20:07] C:\DOCUME~1\DEFAUL~1.WIN\APPLIC~1\Microsoft
[20/05/2008|08:42] C:\DOCUME~1\Fredo\APPLIC~1\Adobe
[26/04/2008|15:04] C:\DOCUME~1\Fredo\APPLIC~1\Ahead
[09/07/2008|13:48] C:\DOCUME~1\Fredo\APPLIC~1\ante size amen
[09/07/2008|19:41] C:\DOCUME~1\Fredo\APPLIC~1\AVG7
[09/07/2008|13:29] C:\DOCUME~1\Fredo\APPLIC~1\Azureus
[11/05/2008|20:26] C:\DOCUME~1\Fredo\APPLIC~1\desktop.ini
[09/07/2008|13:49] C:\DOCUME~1\Fredo\APPLIC~1\EoRezo
[20/04/2008|15:32] C:\DOCUME~1\Fredo\APPLIC~1\Google
[09/07/2008|13:52] C:\DOCUME~1\Fredo\APPLIC~1\HPAppData
[11/05/2008|20:14] C:\DOCUME~1\Fredo\APPLIC~1\Identities
[08/06/2008|13:23] C:\DOCUME~1\Fredo\APPLIC~1\ItsLabel
[17/05/2008|20:29] C:\DOCUME~1\Fredo\APPLIC~1\Macromedia
[28/06/2008|15:59] C:\DOCUME~1\Fredo\APPLIC~1\Microsoft
[17/05/2008|18:39] C:\DOCUME~1\Fredo\APPLIC~1\Microsoft Web Folders
[17/05/2008|20:38] C:\DOCUME~1\Fredo\APPLIC~1\Mozilla
[22/05/2008|12:26] C:\DOCUME~1\Fredo\APPLIC~1\MSN6
[21/04/2008|19:59] C:\DOCUME~1\Fredo\APPLIC~1\Shareaza
[09/07/2008|09:14] C:\DOCUME~1\Fredo\APPLIC~1\TuneUp Software
[09/07/2008|14:14] C:\DOCUME~1\Fredo\APPLIC~1\vlc
[09/07/2008|13:52] C:\DOCUME~1\Fredo\APPLIC~1\vmntoolbar
[09/07/2008|13:51] C:\DOCUME~1\Fredo\APPLIC~1\Yahoo!
[07/10/2007|23:42] C:\DOCUME~1\LOCALS~1\APPLIC~1\AVG7
[06/10/2007|09:16] C:\DOCUME~1\LOCALS~1\APPLIC~1\Microsoft
[17/04/2008|08:43] C:\DOCUME~1\LOCALS~1.AUT\APPLIC~1\AVG7
[21/04/2008|19:59] C:\DOCUME~1\LOCALS~1.AUT\APPLIC~1\Microsoft
[02/10/2007|00:35] C:\DOCUME~1\NETWOR~1\APPLIC~1\Microsoft
[11/05/2008|20:07] C:\DOCUME~1\NETWOR~1.AUT\APPLIC~1\Microsoft
----------------[ Tâches planifiées dans C:\WINDOWS\tasks ]---------------
[09/07/2008 09:14][--a------] C:\WINDOWS\tasks\Maintenance en 1 clic.job
[09/07/2008 19:41][--ah-----] C:\WINDOWS\tasks\SA.DAT
[28/08/2001 12:00][-r-h-----] C:\WINDOWS\tasks\desktop.ini
---------------[ Listing des dossiers dans C:\Program Files ]--------------
[20/05/2008|08:35] C:\Program Files\Adobe
[17/04/2008|20:23] C:\Program Files\Azureus
[22/01/2008|17:35] C:\Program Files\CCleaner
[17/05/2008|15:23] C:\Program Files\Circle Developement
[12/05/2008|20:40] C:\Program Files\C-Media 3D Audio
[20/05/2008|08:19] C:\Program Files\CodeStuff
[02/10/2007|00:33] C:\Program Files\ComPlus Applications
[09/07/2008|13:51] C:\Program Files\DivX
[09/07/2008|13:52] C:\Program Files\EoRezo
[09/07/2008|09:10] C:\Program Files\Fichiers communs
[09/07/2008|09:04] C:\Program Files\Google
[17/04/2008|08:43] C:\Program Files\Grisoft
[09/07/2008|13:51] C:\Program Files\Hewlett-Packard
[09/07/2008|13:51] C:\Program Files\HP
[22/05/2008|07:53] C:\Program Files\Icons
[17/04/2008|18:43] C:\Program Files\IncrediMail
[12/05/2008|20:40] C:\Program Files\InstallShield Installation Information
[09/07/2008|13:49] C:\Program Files\Internet Explorer
[09/07/2008|13:50] C:\Program Files\ItsLabel
[17/04/2008|20:02] C:\Program Files\Java
[17/04/2008|17:42] C:\Program Files\Messenger
[08/05/2008|18:54] C:\Program Files\Messenger Plus! Live
[17/05/2008|20:18] C:\Program Files\microsoft frontpage
[17/05/2008|20:32] C:\Program Files\Microsoft Office
[24/05/2008|13:10] C:\Program Files\Microsoft Picture It! 9
[15/01/2008|21:27] C:\Program Files\Microsoft SQL Server Compact Edition
[17/05/2008|20:32] C:\Program Files\Microsoft.NET
[12/05/2008|20:30] C:\Program Files\Movie Maker
[09/07/2008|19:48] C:\Program Files\Mozilla Firefox
[02/10/2007|00:32] C:\Program Files\MSN
[02/10/2007|00:32] C:\Program Files\MSN Gaming Zone
[14/10/2007|13:01] C:\Program Files\MSXML 4.0
[21/05/2008|08:53] C:\Program Files\Nero
[12/05/2008|20:28] C:\Program Files\NetMeeting
[17/04/2008|17:41] C:\Program Files\Outlook Express
[09/07/2008|13:52] C:\Program Files\PhotoFiltre Studio
[09/07/2008|13:50] C:\Program Files\Picasa2
[20/05/2008|08:21] C:\Program Files\SereneScreen
[02/10/2007|00:34] C:\Program Files\Services en ligne
[20/05/2008|19:37] C:\Program Files\Shareaza
[17/05/2008|20:19] C:\Program Files\Snapshot Viewer
[09/07/2008|15:35] C:\Program Files\splus
[20/05/2008|08:10] C:\Program Files\Spybot - Search & Destroy
[20/05/2008|08:20] C:\Program Files\SuperCopier2
[07/10/2007|16:00] C:\Program Files\ToniArts
[09/07/2008|13:53] C:\Program Files\TuneUp Utilities 2008
[02/10/2007|00:43] C:\Program Files\Uninstall Information
[21/05/2008|14:13] C:\Program Files\vicons
[09/07/2008|14:13] C:\Program Files\VideoLAN
[08/06/2008|03:25] C:\Program Files\Visicom Media
[09/07/2008|13:52] C:\Program Files\vmntoolbar
[26/04/2008|18:48] C:\Program Files\Windows Live
[06/10/2007|09:12] C:\Program Files\Windows Media Connect 2
[09/07/2008|15:19] C:\Program Files\Windows Media Player
[12/05/2008|20:28] C:\Program Files\Windows NT
[17/05/2008|19:57] C:\Program Files\WindowsUpdate
[17/04/2008|19:53] C:\Program Files\WinPcap
[17/05/2008|20:39] C:\Program Files\WinRAR
[02/10/2007|00:36] C:\Program Files\xerox
[09/07/2008|13:51] C:\Program Files\Yahoo!
------[ Listing des dossiers dans C:\Program Files\Fichiers communs ]------
[20/05/2008|08:35] C:\Program Files\Fichiers communs\Adobe
[21/05/2008|08:54] C:\Program Files\Fichiers communs\Ahead
[06/10/2007|09:40] C:\Program Files\Fichiers communs\DESIGNER
[07/06/2008|15:58] C:\Program Files\Fichiers communs\Hewlett-Packard
[09/07/2008|13:52] C:\Program Files\Fichiers communs\HP
[07/10/2007|15:59] C:\Program Files\Fichiers communs\InstallShield
[13/10/2007|00:28] C:\Program Files\Fichiers communs\Java
[24/05/2008|13:07] C:\Program Files\Fichiers communs\Microsoft Shared
[02/10/2007|00:33] C:\Program Files\Fichiers communs\MSSoap
[01/10/2007|20:26] C:\Program Files\Fichiers communs\ODBC
[02/10/2007|00:33] C:\Program Files\Fichiers communs\Services
[01/10/2007|20:26] C:\Program Files\Fichiers communs\SpeechEngines
[17/04/2008|17:41] C:\Program Files\Fichiers communs\System
[15/01/2008|21:22] C:\Program Files\Fichiers communs\WindowsLiveInstaller
[09/07/2008|13:53] C:\Program Files\Fichiers communs\Wise Installation Wizard
---------------------------[ Process ]--------------------------
... 40
iexplore.exe ~ [752]
iexplore.exe ~ [1204]
----------------------[ Recherche avec S_Lop ]---------------------
Aucun fichier / dossier Lop trouvé !
-----------------[ Recherche de Fichiers / Dossiers Lop ]-----------------
C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Bags Plus Online Chin
C:\DOCUME~1\ALLUSE~1.WIN\APPLIC~1\Bags Plus Online Chin\Draw Mess.exe
C:\Program Files\Circle Developement
C:\DOCUME~1\Fredo\Cookies\fredo@www.adserver5[1].txt
C:\DOCUME~1\Fredo\Cookies\fredo@adopt.euroclick[1].txt
----------------------[ Verification du Registre ]----------------------
[HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"Online chin internet bolt"="C:\\Documents and Settings\\All Users.WINDOWS\\Application Data\\Bags Plus Online Chin\\Draw Mess.exe"
--------------------[ Verification du fichier Hosts ]---------------------
Fichier Hosts PROPRE
----------------[ Recherche de fichiers avec Catchme ]-----------------
catchme 0.3.1353 W2K/XP/Vista - rootkit/stealth malware detector by Gmer, http://www.gmer.net
Rootkit scan 2008-07-09 19:57:38
Windows 5.1.2600 Service Pack 2 NTFS
scanning hidden processes ...
scanning hidden files ...
scan completed successfully
hidden processes: 0
hidden files: 0
--------------------[ Recherche d'autres infections ]---------------------
=> C:\DOCUME~1\Fredo\MESDOC~1\Downloads\Metadata\(DoD) sefyu - molotov 4 ‚dition collector _crack_ (Special).wma.xml
=> C:\Documents and Settings\Fredo\Mes documents\Downloads\Metadata\(DoD) sefyu - molotov 4 ‚dition collector _crack_ (Special).wma.xml
[F:1][D:3]-> C:\DOCUME~1\Fredo\LOCALS~1\Temp
[F:25][D:0]-> C:\DOCUME~1\Fredo\Cookies
[F:151][D:4]-> C:\DOCUME~1\Fredo\LOCALS~1\TEMPOR~1\content.IE5
--------------------[ Fin du rapport a 19:58:10,34 ]----------------------