Virus : wuacrlt.exe ...

Un grand merci a ceux qui peuvent m'aider a nettoyer ma base de registre et me conseiller un pare feu efficace...

Je suis pas expert du tout...donc faut bien me detailler la procedure :)

Voici la copie du log hijack
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Logfile of HijackThis v1.97.7
Scan saved at 19:50:49, on 28/11/2004
Platform: Windows XP (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 (6.00.2600.0000)

Running processes:
E:\WINDOWS\System32\smss.exe
E:\WINDOWS\system32\winlogon.exe
E:\WINDOWS\system32\services.exe
E:\WINDOWS\system32\lsass.exe
E:\WINDOWS\system32\svchost.exe
E:\WINDOWS\System32\svchost.exe
E:\WINDOWS\system32\spoolsv.exe
E:\WINDOWS\System32\nvsvc32.exe
E:\WINDOWS\System32\svchost.exe
E:\WINDOWS\System32\SndMon32.exe
E:\WINDOWS\System32\GSICON.EXE
E:\WINDOWS\System32\dslagent.exe
E:\WINDOWS\System32\msengine.exe
E:\WINDOWS\System32\winmplayers.exe
C:\TBC.exe
E:\WINDOWS\System32\msrpc32.exe
E:\WINDOWS\System32\svxhost.exe
E:\WINDOWS\System32\msrpc32.exe
E:\WINDOWS\explorer.exe
E:\WINDOWS\System32\rasautou.exe
E:\Program Files\hijack\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://fr.yahoo.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
N3 - Netscape 7: user_pref("browser.startup.homepage", "http://home.netscape.com/fr/"); (E:\Documents and Settings\Alex\Application Data\Mozilla\Profiles\default\z554h6ux.slt\prefs.js)
N3 - Netscape 7: user_pref("browser.search.defaultengine", "engine://E%3A%5CPROGRA%7E1%5CNetscape%5CNetscape%5Csearchplugins%5CNetscape_France.src"); (E:\Documents and Settings\Alex\Application Data\Mozilla\Profiles\default\z554h6ux.slt\prefs.js)
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - E:\WINDOWS\Downloaded Program Files\ycomp5_1_5_0.dll
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - E:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {AA58ED58-01DD-4d91-8333-CF10577473F7} - e:\program files\google\googletoolbar1.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - E:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: Yahoo! Compagnon - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - E:\WINDOWS\Downloaded Program Files\ycomp5_1_5_0.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - e:\program files\google\googletoolbar1.dll
O4 - HKLM\..\Run: [GSICONEXE] GSICON.EXE
O4 - HKLM\..\Run: [DSLAGENTEXE] dslagent.exe USB
O4 - HKLM\..\Run: [MSConfig] E:\WINDOWS\PCHealth\HelpCtr\Binaries\MSConfig.exe /auto
O4 - HKLM\..\Run: [Windows TaskAd] E:\Program Files\Windows TaskAd\WinTaskAd.exe
O4 - HKLM\..\Run: [Zone Labs Client] "E:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [blahh service] msengine.exe
O4 - HKLM\..\Run: [*windows update] wrauclt.exe
O4 - HKLM\..\Run: [Windows Sound Manager] SndMon32.exe
O4 - HKLM\..\Run: [Cryptographic Service] E:\WINDOWS\System32\ploqko.exe
O4 - HKLM\..\Run: [Microsoft media] winmplayers.exe
O4 - HKLM\..\Run: [msnmsg] C:\TBC.exe
O4 - HKLM\..\Run: [System Update] E:\WINDOWS\System32\ehhrlmb.exe
O4 - HKLM\..\Run: [MS Remote Procedure Call] msrpc32.exe
O4 - HKLM\..\Run: [Microsoft Office] svxhost.exe
O4 - HKLM\..\RunServices: [blahh service] msengine.exe
O4 - HKLM\..\RunServices: [*windows update] wrauclt.exe
O4 - HKLM\..\RunServices: [Windows Sound Manager] SndMon32.exe
O4 - HKLM\..\RunServices: [Microsoft media] winmplayers.exe
O4 - HKLM\..\RunServices: [MS Remote Procedure Call] msrpc32.exe
O4 - HKLM\..\RunServices: [Microsoft Office] svxhost.exe
O4 - HKCU\..\Run: [*windows update] wrauclt.exe
O4 - HKCU\..\Run: [Windows Sound Manager] SndMon32.exe
O4 - HKCU\..\Run: [MS Remote Procedure Call] msrpc32.exe
O4 - HKCU\..\Run: [Microsoft Office] svxhost.exe
O4 - HKLM\..\RunOnce: [Windows Sound Manager] SndMon32.exe
O4 - HKCU\..\RunOnce: [Windows Sound Manager] SndMon32.exe
O8 - Extra context menu item: &Google Search - res://e:\program files\google\GoogleToolbar1.dll/cmsearch.html
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://E:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O8 - Extra context menu item: Pages liées - res://e:\program files\google\GoogleToolbar1.dll/cmbacklinks.html
O8 - Extra context menu item: Pages similaires - res://e:\program files\google\GoogleToolbar1.dll/cmsimilar.html
O8 - Extra context menu item: Version de la page actuelle disponible dans le cache Google - res://e:\program files\google\GoogleToolbar1.dll/cmcache.html
O9 - Extra button: Yahoo! Messenger (HKLM)
O9 - Extra 'Tools' menuitem: Yahoo! Messenger (HKLM)
O9 - Extra button: Messenger (HKLM)
O9 - Extra 'Tools' menuitem: Messenger (HKLM)
O16 - DPF: {15AD4789-CDB4-47E1-A9DA-992EE8E6BAD6} - http://public.windupdates.com/get_file.php?bt=ie&p=050f50f6bd4ed0e27e9eaeb72f4fed4bb8c26b61b1f2379ce0caf864d494b2a4f730fa29a76d6e734ec8e506ddd3db2ca037be6cd0:38cd69065fc5853369f7220940378be6
O16 - DPF: {166B1BCA-3F9C-11CF-8075-444553540000} (Shockwave ActiveX Control) - http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab
O16 - DPF: {33564D57-0000-0010-8000-00AA00389B71} - http://download.microsoft.com/download/F/6/E/F6E491A6-77E1-4E20-9F5F-94901338C922/wmv9VCM.CAB
O16 - DPF: {41F17733-B041-4099-A042-B518BB6A408C} - http://a1540.g.akamai.net/7/1540/52/20021205/qtinstall.info.apple.com/drakken/us/win/QuickTimeInstaller.exe
O16 - DPF: {9F1C11AA-197B-4942-BA54-47A8489BB47F} (Update Class) - http://v4.windowsupdate.microsoft.com/CAB/x86/unicode/iuctl.CAB?38004.5390393519
O16 - DPF: {BEF9DA9B-002E-4901-AEFD-53043E9F3964} (Djingle InstallAx Control) - http://djingle.tiscali.fr/public/appli_download/installax2.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab
O16 - DPF: {E87F6C8E-16C0-11D3-BEF7-009027438003} (Persits Software XUpload) - http://www.bellapix.com/XUpload.ocx
O16 - DPF: {EF99BD32-C1FB-11D2-892F-0090271D4F88} (Yahoo! Compagnon) - http://us.dl1.yimg.com/download.yahoo.com/dl/toolbar/yiebio5_1_5_0.cab
"