Machine peut être infecté

Bonjour, ma machine présente des signe d'infection. j'ai fait un scan avec Hijackthis que voici


Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 21:51:17, on 29/06/2011
Platform: Windows 2003 SP2, v.4478 (WinNT 5.02.3790)
MSIE: Internet Explorer v8.00 (8.00.6001.18702)
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\VirtuaWin\VirtuaWin.exe
C:\Program Files\HBLite\bin\11.0.363.0\HBLiteSA.exe
C:\Program Files\USB Disk Security\USBGuard.exe
C:\Program Files\PowerISO\PWRISOVM.EXE
C:\Program Files\BitTorrent\BitTorrent.exe
C:\Program Files\Skype\Phone\Skype.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\WINDOWS\TEMP\VRT3.tmp
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\fonts\services.exe
C:\WINDOWS\system32\adsnds.exe
C:\WINDOWS\system32\adsldp.exe
C:\WINDOWS\system32\aaaamon.exe
C:\WINDOWS\system32\atkctrs.exe
C:\WINDOWS\system32\acledit.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://search.conduit.com?SearchSource=10&ctid=CT2849852
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Favoris
R3 - URLSearchHook: BittorrentBar_FR Toolbar - {ef79f67a-6ad7-4715-a0f8-932fca442023} - C:\Program Files\BittorrentBar_FR\prxtbBitt.dll
F2 - REG:system.ini: UserInit=userinit.exe
O2 - BHO: ShopperReports - {100EB1FD-D03E-47fd-81F3-EE91287F9465} - C:\Program Files\ShopperReports3\bin\3.0.517.0\ShopperReports.dll
O2 - BHO: Conduit Engine - {30F9B915-B755-4826-820B-08FBA6BD249D} - C:\Program Files\ConduitEngine\prxConduitEngine.dll
O2 - BHO: SkypeIEPluginBHO - {AE805869-2E5C-4ED4-8F7B-F1F7851A4497} - C:\Program Files\Skype\Toolbars\Internet Explorer\skypeieplugin.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O2 - BHO: JQSIEStartDetectorImpl - {E7E6F031-17CE-4C07-BC86-EABFE594F69C} - C:\Program Files\Java\jre6\lib\deploy\jqs\ie\jqs_plugin.dll
O2 - BHO: BittorrentBar_FR - {ef79f67a-6ad7-4715-a0f8-932fca442023} - C:\Program Files\BittorrentBar_FR\prxtbBitt.dll
O3 - Toolbar: BittorrentBar_FR Toolbar - {ef79f67a-6ad7-4715-a0f8-932fca442023} - C:\Program Files\BittorrentBar_FR\prxtbBitt.dll
O3 - Toolbar: Conduit Engine - {30F9B915-B755-4826-820B-08FBA6BD249D} - C:\Program Files\ConduitEngine\prxConduitEngine.dll
O4 - HKLM\..\Run: [VirtuaWin] C:\Program Files\VirtuaWin\VirtuaWin.exe
O4 - HKLM\..\Run: [HBLiteSA] "C:\Program Files\HBLite\bin\11.0.363.0\HBLiteSA.exe"
O4 - HKLM\..\Run: [USB Antivirus] C:\Program Files\USB Disk Security\USBGuard.exe
O4 - HKLM\..\Run: [PWRISOVM.EXE] C:\Program Files\PowerISO\PWRISOVM.EXE
O4 - HKLM\..\Run: [Regedit32] C:\WINDOWS\system32\regedit.exe
O4 - HKLM\..\Run: [smwcore] C:\WINDOWS\TEMP\VRT3.tmp
O4 - HKLM\..\Run: [yqfqc] C:\Documents and Settings\Administrateur\Application Data\lpblk.exe
O4 - HKCU\..\Run: [BitTorrent] "C:\Program Files\BitTorrent\BitTorrent.exe"
O4 - HKCU\..\Run: [Skype] "C:\Program Files\Skype\Phone\Skype.exe" /nosplash /minimized
O4 - HKLM\..\Policies\Explorer\Run: [60xu9] C:\WINDOWS\TEMP\qtfcyyp.exe
O4 - HKLM\..\Policies\Explorer\Run: [apps] C:\WINDOWS\fonts\services.exe
O4 - HKUS\S-1-5-19\..\RunOnce: [_nltide_3] rundll32 advpack.dll,LaunchINFSectionEx nLite.inf,C,,4,N (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\RunOnce: [_nltide_3] rundll32 advpack.dll,LaunchINFSectionEx nLite.inf,C,,4,N (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-18\..\Run: [l0ym04fyv1] C:\Documents and Settings\Administrateur\l0ym04fyv1.exe (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\Run: [office] "C:\WINDOWS\system32\rundll32.exe" C:\WINDOWS\TEMP\512562.dll,S (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [_nltide_3] rundll32 advpack.dll,LaunchINFSectionEx nLite.inf,C,,4,N (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [l0ym04fyv1] C:\Documents and Settings\Administrateur\l0ym04fyv1.exe (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [_nltide_3] rundll32 advpack.dll,LaunchINFSectionEx nLite.inf,C,,4,N (User 'Default user')
O9 - Extra button: Skype Plug-In - {898EA8C8-E7FF-479B-8935-AEC46303B9E5} - C:\Program Files\Skype\Toolbars\Internet Explorer\skypeieplugin.dll
O9 - Extra 'Tools' menuitem: Skype Plug-In - {898EA8C8-E7FF-479B-8935-AEC46303B9E5} - C:\Program Files\Skype\Toolbars\Internet Explorer\skypeieplugin.dll
O9 - Extra button: ShopperReports - Compare product prices - {C5428486-50A0-4a02-9D20-520B59A9F9B2} - C:\Program Files\ShopperReports3\bin\3.0.517.0\ShopperReports.dll
O9 - Extra button: ShopperReports - Compare travel rates - {C5428486-50A0-4a02-9D20-520B59A9F9B3} - C:\Program Files\ShopperReports3\bin\3.0.517.0\ShopperReports.dll
O15 - ESC Trusted Zone: http://runonce.msn.com
O18 - Protocol: skype-ie-addon-data - {91774881-D725-4E58-B298-07617B9B86A8} - C:\Program Files\Skype\Toolbars\Internet Explorer\skypeieplugin.dll
O23 - Service: MouseDriver - Unknown owner - C:\Documents.exe (file missing)
O23 - Service: QuestScan Service - Unknown owner - C:\Documents and Settings\All Users\Application Data\QuestScan\questscan143.exe