Mon disque dur se remplit tout seul

Bonjour, mon probleme est le suivant depuis 2 jours j'ai ma partition principale qui se remplit toute seule sans que je ne télécharge ou installe quoi que ce soit, quand je supprime des fichiers elle se remplit a nouveau.
Le hijackthis :
Logfile of HijackThis v1.99.1
Scan saved at 11:08:06, on 07/06/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

Running processes:
G:\WINDOWS\System32\smss.exe
G:\WINDOWS\system32\csrss.exe
G:\WINDOWS\system32\winlogon.exe
G:\WINDOWS\system32\services.exe
G:\WINDOWS\system32\lsass.exe
G:\WINDOWS\system32\Ati2evxx.exe
G:\WINDOWS\system32\svchost.exe
G:\WINDOWS\system32\svchost.exe
G:\WINDOWS\System32\svchost.exe
G:\WINDOWS\System32\svchost.exe
G:\WINDOWS\System32\svchost.exe
G:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
G:\Program Files\Alwil Software\Avast4\ashServ.exe
G:\WINDOWS\system32\spoolsv.exe
G:\WINDOWS\system32\Ati2evxx.exe
G:\WINDOWS\Explorer.EXE
C:\MATLAB6p5\webserver\bin\win32\matlabserver.exe
c:\matlab6p5\bin\win32\matlab.exe
G:\Program Files\Spyware Doctor\svcntaux.exe
G:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe
G:\WINDOWS\system32\SBSys.exe
G:\Program Files\Spyware Doctor\swdsvc.exe
G:\Program Files\Java\jre1.6.0_01\bin\jusched.exe
G:\Program Files\QuickTime\qttask.exe
G:\WINDOWS\system32\LVCOMSX.EXE
G:\Program Files\Logitech\Video\LogiTray.exe
G:\Program Files\Ulead Systems\Ulead Photo Explorer 8.0\Monitor.exe
G:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
G:\Program Files\Winamp\winampa.exe
G:\Program Files\Fichiers communs\InstallShield\UpdateService\issch.exe
G:\WINDOWS\SOUNDMAN.EXE
G:\program files\powerstrip\pstrip.exe
G:\Program Files\Unlocker\UnlockerAssistant.exe
G:\WINDOWS\system32\ctfmon.exe
G:\WINDOWS\System32\svchost.exe
G:\program files\steam\steam.exe
G:\Program Files\Messenger\msmsgs.exe
G:\Program Files\Logitech\Video\FxSvr2.exe
G:\WINDOWS\system32\Tablet.exe
G:\WINDOWS\system32\UAService7.exe
G:\WINDOWS\system32\wacomkey.exe
G:\PROGRA~1\MSNMES~1\msnmsgr.exe
G:\Program Files\Free Download Manager\fdm.exe
G:\Program Files\TheTurtle\TheTurtle.exe
G:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
G:\WINDOWS\system32\WTablet\TabUserW.exe
G:\Program Files\No-IP\DUC20.exe
G:\Program Files\OpenOffice.org 2.0\program\soffice.exe
G:\Program Files\OpenOffice.org 2.0\program\soffice.BIN
G:\Program Files\Xfire\Xfire.exe
G:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
G:\Program Files\Alwil Software\Avast4\ashWebSv.exe
G:\Program Files\Spyware Doctor\SDTrayApp.exe
G:\WINDOWS\system32\wscntfy.exe
G:\WINDOWS\System32\alg.exe
G:\mirc\mirc.exe
G:\Program Files\Adobe\Adobe Photoshop CS2\Photoshop.exe
G:\Program Files\Hijackthis Version Française\hijackthis vf.exe
G:\DOCUME~1\Benji\LOCALS~1\Temp\Adobelm_Cleanup.0001
G:\Program Files\Fichiers communs\Adobe Systems Shared\Service\Adobelmsvc.exe
G:\DOCUME~1\Benji\LOCALS~1\Temp\Adobelm_Cleanup.0001

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://vimn.org/forum
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - Default URLSearchHook is missing
O1 - Hosts: 88.198.6.227 l2authd.lineage2.com # m0o age
O1 - Hosts: 88.198.6.227 L2testauthd.lineage2.com #m0o age
O2 - BHO: Idea2 SidebarBrowserMonitor Class - {45AD732C-2CE2-4666-B366-B2214AD57A49} - G:\Program Files\Desktop Sidebar\sbhelp.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - G:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - G:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - g:\program files\google\googletoolbar4.dll
O2 - BHO: FDMIECookiesBHO Class - {CC59E0F9-7E43-44FA-9FAA-8377850BF205} - G:\Program Files\Free Download Manager\iefdmcks.dll
O3 - Toolbar: (no name) - {BA52B914-B692-46c4-B683-905236F6F655} - (no file)
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - g:\program files\google\googletoolbar4.dll
O4 - HKLM\..\Run: [DownloadAccelerator] G:\PROGRA~1\DAP\DAP.EXE /STARTUP
O4 - HKLM\..\Run: [TkBellExe] "G:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [SBSys] SBSys.exe
O4 - HKLM\..\Run: [KAV50] "G:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro 5\kav.exe" -run -n PersonalPro -v 5.0.0.0
O4 - HKLM\..\Run: [SunJavaUpdateSched] "G:\Program Files\Java\jre1.6.0_01\bin\jusched.exe"
O4 - HKLM\..\Run: [QuickTime Task] "G:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [LVCOMSX] G:\WINDOWS\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [LogitechVideoRepair] G:\Program Files\Logitech\Video\ISStart.exe
O4 - HKLM\..\Run: [LogitechVideoTray] G:\Program Files\Logitech\Video\LogiTray.exe
O4 - HKLM\..\Run: [Ulead Memory Card Detector] G:\Program Files\Ulead Systems\Ulead Photo Explorer 8.0\Monitor.exe
O4 - HKLM\..\Run: [avast!] G:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [AtiPTA] atiptaxx.exe
O4 - HKLM\..\Run: [WinampAgent] G:\Program Files\Winamp\winampa.exe
O4 - HKLM\..\Run: [Google Desktop Search] "G:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe" /startup
O4 - HKLM\..\Run: [ISUSPM Startup] G:\PROGRA~1\FICHIE~1\INSTAL~1\UPDATE~1\isuspm.exe -startup
O4 - HKLM\..\Run: [ISUSScheduler] "G:\Program Files\Fichiers communs\InstallShield\UpdateService\issch.exe" -start
O4 - HKLM\..\Run: [DAEMON Tools] "G:\Program Files\DAEMON Tools\daemon.exe" -lang 1033
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [PowerStrip] g:\program files\powerstrip\pstrip.exe
O4 - HKLM\..\Run: [UnlockerAssistant] "G:\Program Files\Unlocker\UnlockerAssistant.exe"
O4 - HKLM\..\Run: [bbydvqxfol] g:\windows\system32\bbydvqxfol.exe bbydvqxfol
O4 - HKCU\..\Run: [CTFMON.EXE] G:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Steam] "g:\program files\steam\steam.exe" -silent
O4 - HKCU\..\Run: [MSMSGS] "G:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [SBSys] SBSys.exe
O4 - HKCU\..\Run: [LogitechSoftwareUpdate] "G:\Program Files\Logitech\Video\ManifestEngine.exe" boot
O4 - HKCU\..\Run: [AtiTrayTools] G:\Program Files\Radeon Omega Drivers\v2.6.53\ATI Tray Tools\atitray.exe
O4 - HKCU\..\Run: [googletalk] "G:\Program Files\Google\Google Talk\googletalk.exe" /autostart
O4 - HKCU\..\Run: [msnmsgr] "G:\PROGRA~1\MSNMES~1\msnmsgr.exe" /background
O4 - HKCU\..\Run: [Skype] "G:\Program Files\Skype\Phone\Skype.exe" /nosplash /minimized
O4 - HKCU\..\Run: [FreeRAM XP] "G:\Program Files\YourWare Solutions\FreeRAM XP Pro\FreeRAM XP Pro.exe" -win
O4 - HKCU\..\Run: [Clipboard Recovery 2.0] G:\Program Files\Moreal\Clipboard Recovery\Clipboard Recovery.exe
O4 - HKCU\..\Run: [Free Download Manager] G:\Program Files\Free Download Manager\fdm.exe -autorun
O4 - HKCU\..\Run: [TheTurtle] G:\Program Files\TheTurtle\TheTurtle.exe
O4 - HKCU\..\Run: [swg] G:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
O4 - Startup: hamachi.lnk = G:\Program Files\Hamachi\hamachi.exe
O4 - Startup: No-IP DUC.lnk = G:\Program Files\No-IP\DUC20.exe
O4 - Startup: OpenOffice.org 1.1.4.lnk = G:\Program Files\OpenOffice.org1.1.4\program\quickstart.exe
O4 - Startup: OpenOffice.org 2.0.lnk = G:\Program Files\OpenOffice.org 2.0\program\quickstart.exe
O4 - Startup: Registration Brothers In Arms.LNK = E:\Support\Register\RegistrationReminder.exe
O4 - Startup: Xfire.lnk = G:\Program Files\Xfire\Xfire.exe
O4 - Global Startup: Adobe Gamma.lnk = G:\Program Files\Fichiers communs\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: Lancement rapide d'Adobe Reader.lnk = G:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: TabUserW.exe.lnk = G:\WINDOWS\system32\WTablet\TabUserW.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O8 - Extra context menu item: &Download with &DAP - G:\PROGRA~1\DAP\dapextie.htm
O8 - Extra context menu item: Download &all with DAP - G:\PROGRA~1\DAP\dapextie2.htm
O8 - Extra context menu item: Download all with Free Download Manager - file://G:\Program Files\Free Download Manager\dlall.htm
O8 - Extra context menu item: Download selected with Free Download Manager - file://G:\Program Files\Free Download Manager\dlselected.htm
O8 - Extra context menu item: Download with Free Download Manager - file://G:\Program Files\Free Download Manager\dllink.htm
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://G:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Subscribe in Desktop Sidebar - res://G:\Program Files\Desktop Sidebar\sbhelp.dll/menuhandler.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - G:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - G:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O9 - Extra button: Subscribe in Desktop Sidebar - {09FE188B-6E85-479e-9411-51FB2220DF80} - G:\Program Files\Desktop Sidebar\sbhelp.dll
O9 - Extra 'Tools' menuitem: Subscribe in Desktop Sidebar - {09FE188B-6E85-479e-9411-51FB2220DF80} - G:\Program Files\Desktop Sidebar\sbhelp.dll
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - G:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - G:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - G:\Program Files\Messenger\msmsgs.exe
O10 - Broken Internet access because of LSP provider 'xfire_lsp_10908.dll' missing
O12 - Plugin for .UVR: G:\Program Files\Internet Explorer\Plugins\NPUPano.dll
O16 - DPF: {1239CC52-59EF-4DFA-8C61-90FFA846DF7E} (Musicnotes Viewer) - https://www.musicnotes.com/download/mnviewer.cab
O16 - DPF: {2250C29C-C5E9-4F55-BE4E-01E45A40FCF1} (CMediaMix Object) - http://musicmix.messenger.msn.com/Medialogic.CAB
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - https://onedrive.live.com/
O16 - DPF: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) - http://messenger.zone.msn.com/EN-GB/a-UNO1/GAME_UNO1.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} - http://a840.g.akamai.net/
O16 - DPF: {867E13F2-7F31-44FB-AC97-CD38E0DC46EF} (HardwareDetection Control) - https://www.touslesdrivers.com/
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab31267.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{7655357B-AAAC-4855-AD82-D3E9F7FEE89B}: NameServer = 192.168.0.1
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - G:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - G:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: talkto - {828030A1-22C1-4009-854F-8E305202313F} - G:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O20 - AppInit_DLLs: g:\progra~1\google\google~3\goec62~1.dll
O20 - Winlogon Notify: WgaLogon - WgaLogon.dll (file missing)
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - G:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: Adobe LM Service - Adobe Systems - G:\Program Files\Fichiers communs\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - G:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - G:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - G:\WINDOWS\system32\ati2sgag.exe
O23 - Service: avast! Antivirus - ALWIL Software - G:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - G:\Program Files\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - G:\Program Files\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
O23 - Service: Google Updater Service (gusvc) - Google - G:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - G:\Program Files\Fichiers communs\InstallShield\Driver\1050\Intel 32\IDriverT.exe
O23 - Service: KLBLMain - Unknown owner - G:\Program Files\Kaspersky Lab\Kaspersky Anti-Virus Personal Pro 5\kavmm.exe" -run bl -n PersonalPro -v 5.0.0.0 -ttsr 10000000 (file missing)
O23 - Service: MATLAB Server (matlabserver) - Unknown owner - C:\MATLAB6p5\webserver\bin\win32\matlabserver.exe
O23 - Service: Remote Packet Capture Protocol v.0 (experimental) (rpcapd) - Unknown owner - %ProgramFiles%\WinPcap\rpcapd.exe" -d -f "%ProgramFiles%\WinPcap\rpcapd.ini (file missing)
O23 - Service: Spyware Doctor Auxiliary Service (sdAuxService) - PC Tools - G:\Program Files\Spyware Doctor\svcntaux.exe
O23 - Service: Spyware Doctor Service (sdCoreService) - PC Tools - G:\Program Files\Spyware Doctor\swdsvc.exe
O23 - Service: SolidWorks Licensing Service - SolidWorks - G:\Program Files\Fichiers communs\SolidWorks Shared\Service\SolidWorksLicensing.exe
O23 - Service: TabletService - Wacom Technology, Corp. - G:\WINDOWS\system32\Tablet.exe
O23 - Service: SecuROM User Access Service (V7) (UserAccess7) - Sony DADC Austria AG. - G:\WINDOWS\system32\UAService7.exe
O23 - Service: wacomkey - Unknown owner - G:\WINDOWS\SYSTEM32\wacomkey.exe
O23 - Service: wampapache - Unknown owner - G:\wamp\apache2\bin\Apache.exe" -k runservice (file missing)
O23 - Service: wampmysqld - Unknown owner - G:\wamp\mysql\bin\mysqld-nt.exe
O23 - Service: wintab32 - Unknown owner - G:\WINDOWS\SYSTEM32\wintab32.exe

Merci de votre aide