Rapport Hijack, pc qui rame

Bonjour, merci de m'aider
Log hijack:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 13:42:55, on 11/04/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
C:\PROGRA~1\PACKSC~1\backweb\361343\Program\SERVIC~1.EXE
C:\PROGRA~1\SYMANT~1\SYMANT~1\DefWatch.exe
C:\Program Files\Executive Software\DiskeeperLite\DKService.exe
C:\Program Files\Pack Sécurité\backweb\361343\program\fsbwsys.exe
C:\Program Files\Pack Sécurité\Common\FSMA32.EXE
C:\Program Files\Fichiers communs\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\Program Files\Pack Sécurité\Common\FSMB32.EXE
C:\PROGRA~1\SYMANT~1\SYMANT~1\Rtvscan.exe
C:\Program Files\Pack Sécurité\Common\FCH32.EXE
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Pack Sécurité\Common\FAMEH32.EXE
C:\Program Files\Pack Sécurité\FSPC\fspc.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\system32\wscntfy.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\Program Files\Symantec_Client_Security\Symantec AntiVirus\vptray.exe
C:\WINDOWS\system32\LVCOMSX.EXE
C:\Program Files\Pack Sécurité\Common\FSM32.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\NCLAUNCH.EXe
C:\Program Files\Pack Sécurité\FSGUI\fsguidll.exe
C:\Program Files\Pack Sécurité\backweb\361343\Program\fspex.exe
C:\Program Files\LimeWire\LimeWire.exe
C:\PROGRA~1\MOZILL~1\FIREFOX.EXE
C:\Documents and Settings\juju\Bureau\HiJackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = https://www.bing.com/?cc=fr&toHttps=1&redig=D4322FEE7CF74A348CB9CE970F098EF5
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://fr.rd.yahoo.com/customize/ie/defaults/sp/msgr8/*https://fr.search.yahoo.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://fr.yahoo.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - (no file)
R3 - URLSearchHook: {1A03F196-9617-4CA0-842B-A83CEECB022B} - - (no file)
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_03\bin\ssv.dll
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O4 - HKLM\..\Run: [ATIPTA] "C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe"
O4 - HKLM\..\Run: [vptray] C:\Program Files\Symantec_Client_Security\Symantec AntiVirus\vptray.exe
O4 - HKLM\..\Run: [LVCOMSX] C:\WINDOWS\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [F-Secure Manager] "C:\Program Files\Pack Sécurité\Common\FSM32.EXE" /splash
O4 - HKLM\..\Run: [F-Secure Startup Wizard] "C:\Program Files\Pack Sécurité\FSGUI\FSSW.EXE" /reboot
O4 - HKLM\..\Run: [F-Secure TNB] "C:\Program Files\Pack Sécurité\FSGUI\TNBUtil.exe" /CHECKALL /WAITFORSW
O4 - HKLM\..\Run: [LXCGCATS] rundll32 C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\LXCGtime.dll,_RunDLLEntry@16
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [MSConfig] C:\WINDOWS\PCHealth\HelpCtr\Binaries\MSConfig.exe /auto
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [NCLaunch] C:\WINDOWS\NCLAUNCH.EXe
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: Pack Sécurité.lnk = ?
O8 - Extra context menu item: &Search - ?p=ZNfox000
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~3\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_03\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_03\bin\ssv.dll
O9 - Extra button: Parental... - {200DB664-75B5-47c0-8B45-A44ACCF73C00} - C:\Program Files\Pack Sécurité\FSPC\fspcmsie.dll
O9 - Extra button: (no name) - {200DB664-75B5-47c0-8B45-A44ACCF73F01} - C:\Program Files\Pack Sécurité\FSPC\fspcmsie.dll
O9 - Extra 'Tools' menuitem: Parental... - {200DB664-75B5-47c0-8B45-A44ACCF73F01} - C:\Program Files\Pack Sécurité\FSPC\fspcmsie.dll
O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab31267.cab
O16 - DPF: {20A60F0D-9AFA-4515-A0FD-83BD84642501} - http://messenger.zone.msn.com/binary/msgrchkr.cab56986.cab
O16 - DPF: {5C051655-FCD5-4969-9182-770EA5AA5565} (Solitaire Showdown Class) - http://messenger.zone.msn.com/binary/SolitaireShowdown.cab56986.cab
O16 - DPF: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) - http://messenger.zone.msn.com/FR-FR/a-UNO1/GAME_UNO1.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab31267.cab
O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (MSN Games - Installer) - http://messenger.zone.msn.com/binary/ZIntro.cab56649.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cab
O16 - DPF: {F5A7706B-B9C0-4C89-A715-7A0C6B05DD48} (Minesweeper Flags Class) - http://messenger.zone.msn.com/binary/MineSweeper.cab56986.cab
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: AVG Anti-Spyware Guard - GRISOFT s.r.o. - C:\Program Files\Grisoft\AVG Anti-Spyware 7.5\guard.exe
O23 - Service: Pack Sécurité (BackWeb Plug-in - 361343) - Pack Securite - C:\PROGRA~1\PACKSC~1\backweb\361343\Program\SERVIC~1.EXE
O23 - Service: DefWatch - Symantec Corporation - C:\PROGRA~1\SYMANT~1\SYMANT~1\DefWatch.exe
O23 - Service: Diskeeper - Executive Software International, Inc. - C:\Program Files\Executive Software\DiskeeperLite\DKService.exe
O23 - Service: FSBWSYS - F-Secure Corp. - C:\Program Files\Pack Sécurité\backweb\361343\program\fsbwsys.exe
O23 - Service: F-Secure Management Agent (FSMA) - F-Secure Corporation - C:\Program Files\Pack Sécurité\Common\FSMA32.EXE
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: lxcg_device - Unknown owner - C:\WINDOWS\system32\lxcgcoms.exe
O23 - Service: Symantec AntiVirus Client (Norton AntiVirus Server) - Symantec Corporation - C:\PROGRA~1\SYMANT~1\SYMANT~1\Rtvscan.exe