ho varie disfunzioni, non riesco ad installare antivirus, non riesco a fare aggiornamenti virus, ho connessione adsl che varia velocità e cade spesso.
Ti invio il log di HijackThis, grazie.

Logfile of HijackThis v1.99.1
Scan saved at 16.08.00, on 28/10/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16544)

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\spoolsv.exe
c:\windows\system32\winlogon.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\Netropa\Multimedia Keyboard\nhksrv.exe
C:\Programmi\WIDCOMM\Software Bluetooth\bin\btwdins.exe
C:\WINDOWS\system32\DVDRAMSV.exe
C:\Programmi\File comuni\EPSON\EBAPI\SAgent2.exe
C:\Programmi\File comuni\Microsoft Shared\VS7Debug\mdm.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\slserv.exe
C:\WINDOWS\system32\svchost.exe
C:\Programmi\File comuni\Softwin\BitDefender Communicator\xcommsvr.exe
C:\Programmi\File comuni\Softwin\BitDefender Scan Server\bdss.exe
C:\Programmi\File comuni\Softwin\BitDefender Update Service\livesrv.exe
C:\PROGRA~1\Hardware\Mouse\Amoumain.exe
C:\Programmi\Hewlett-Packard\HP Share-to-Web\hpgs2wnd.exe
C:\WINDOWS\system32\rundll32.exe
C:\Programmi\Roxio\Easy Media Creator 7\Drag to Disc\DrgToDsc.exe
C:\Programmi\CalMe2Driver\CalMe2.exe
C:\Programmi\Java\jre1.6.0_02\bin\jusched.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Programmi\Hewlett-Packard\HP Share-to-Web\hpgs2wnf.exe
C:\WINDOWS\system32\RUNDLL32.EXE
C:\Programmi\Skype\toolbars\Skype for Outlook Express\SkypeOE.exe
C:\Programmi\Thomson\SpeedTouch USB\Dragdiag.exe
C:\WINDOWS\FixCamera.exe
C:\WINDOWS\tsnpstd3.exe
C:\WINDOWS\vsnpstd3.exe
C:\Programmi\Netropa\Multimedia Keyboard\MMKeybd.exe
C:\WINDOWS\TEMP\dfyzca.exe
C:\Programmi\Netropa\Multimedia Keyboard\TrayMon.exe
C:\Programmi\Netropa\Onscreen Display\OSD.exe
C:\Programmi\Softwin\BitDefender9\bdmcon.exe
C:\WINDOWS\system32\rundll32.exe
C:\Programmi\Softwin\BitDefender9\bdoesrv.exe
C:\Programmi\Softwin\BitDefender9\bdnagent.exe
C:\Programmi\Softwin\BitDefender9\bdswitch.exe
C:\PROGRA~1\MICROS~3\wcescomm.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\MSN Messenger\msnmsgr.exe
C:\Programmi\Softwin\BitDefender9\vsserv.exe
C:\PROGRA~1\MICROS~3\rapimgr.exe
C:\Programmi\WIDCOMM\Software Bluetooth\BTTray.exe
C:\Programmi\Digisoft AntiDialer\AntiDialer.exe
C:\Programmi\Nokia\PC Suite for Nokia 6600\ConnMngmntBox.exe
C:\Programmi\Nokia\PC Suite for Nokia 6600\ECTaskScheduler.exe
C:\WINDOWS\system32\RAMASST.exe
C:\Programmi\TG 6.0\TGWeb.exe
C:\Programmi\TG 6.0\TGOnLine.exe
C:\PROGRA~1\Nokia\PCSUIT~1\Elogerr.exe
C:\Programmi\Intuwave\Shared\mRouterRunTime\mRoute rRuntime.exe
C:\PROGRA~1\WIDCOMM\SOFTWA~1\BTSTAC~1.EXE
C:\PROGRA~1\Nokia\PCSUIT~1\BROADC~1.EXE
C:\PROGRA~1\Nokia\PCSUIT~1\SCRFS.exe
C:\Programmi\MSN Messenger\usnsvc.exe
C:\Programmi\MSN Messenger\livecall.exe
C:\Programmi\Softwin\BitDefender9\bdlite.exe
C:\Programmi\Internet Explorer\IEXPLORE.EXE
D:\PROGRAMMI\antivirus e istruzioni\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.genoacfc.it/
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 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: SkypeIEHelper Class - {22BF413B-C6D2-4d91-82A9-A0F997BA588C} - C:\PROGRA~1\Skype\toolbars\SKYPEF~3\SKYPE_~1.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:\Programmi\Java\jre1.6.0_02\bin\ssv.dll
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Programmi\File comuni\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\programmi\google\googletoolbar4.dll
O2 - BHO: Windows Live Toolbar Helper - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Programmi\Windows Live Toolbar\msntb.dll
O2 - BHO: (no name) - {f5c93451-2609-4723-a053-5c19516be1a8} - (no file)
O3 - Toolbar: Skype Toolbar for Internet Explorer - {B13721C7-F507-4982-B2E5-502A71474FED} - C:\Programmi\Skype\toolbars\Skype for Internet Explorer\skype_toolbar.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\programmi\google\googletoolbar4.dll
O3 - Toolbar: Windows Live Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Programmi\Windows Live Toolbar\msntb.dll
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O4 - HKLM\..\Run: [WheelMouse] C:\PROGRA~1\Hardware\Mouse\Amoumain.exe
O4 - HKLM\..\Run: [Share-to-Web Namespace Daemon] C:\Programmi\Hewlett-Packard\HP Share-to-Web\hpgs2wnd.exe
O4 - HKLM\..\Run: [BluetoothAuthenticationAgent] rundll32.exe bthprops.cpl,,BluetoothAuthenticationAgent
O4 - HKLM\..\Run: [RoxioDragToDisc] "C:\Programmi\Roxio\Easy Media Creator 7\Drag to Disc\DrgToDsc.exe"
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [Synchronization Manager] %SystemRoot%\system32\mobsync.exe /logon
O4 - HKLM\..\Run: [AVGCtrl] "C:\Programmi\AVPersonal\AVGNT.EXE" /min
O4 - HKLM\..\Run: [Skype@phone] C:\Programmi\CalMe2Driver\CalMe2.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Programmi\Java\jre1.6.0_02\bin\jusched.exe "
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [Adobe Photo Downloader] "C:\Programmi\Adobe\Photoshop Album Starter Edition\3.0\Apps\apdproxy.exe"
O4 - HKLM\..\Run: [Skype for Outlook Expresss helper] "C:\Programmi\Skype\toolbars\Skype for Outlook Express\SkypeOE.exe"
O4 - HKLM\..\Run: [SpeedTouch USB Diagnostics] "C:\Programmi\Thomson\SpeedTouch USB\Dragdiag.exe" /icon
O4 - HKLM\..\Run: [FixCamera] C:\WINDOWS\FixCamera.exe
O4 - HKLM\..\Run: [tsnpstd3] C:\WINDOWS\tsnpstd3.exe
O4 - HKLM\..\Run: [snpstd3] C:\WINDOWS\vsnpstd3.exe
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [MULTIMEDIA KEYBOARD] C:\Programmi\Netropa\Multimedia Keyboard\MMKeybd.exe
O4 - HKLM\..\Run: [dfyzca.exe] C:\WINDOWS\TEMP\dfyzca.exe
O4 - HKLM\..\Run: [sysubwpi] "c:\windows\system32\sysubwpi.exe"
O4 - HKLM\..\Run: [BDMCon] "C:\Programmi\Softwin\BitDefender9\bdmcon.exe"
O4 - HKLM\..\Run: [BDOESRV] "C:\Programmi\Softwin\BitDefender9\bdoesrv.exe "
O4 - HKLM\..\Run: [BDNewsAgent] "C:\Programmi\Softwin\BitDefender9\bdnagent.ex e"
O4 - HKLM\..\Run: [BDSwitchAgent] "C:\Programmi\Softwin\BitDefender9\bdswitch.ex e"
O4 - HKLM\..\Run: [Ad-aware] "C:\Programmi\Lavasoft\Ad-aware 6\Ad-aware.exe" +c
O4 - HKCU\..\Run: [EPSON Stylus Photo 830U Series] C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S10IC 2.EXE /A "C:\WINDOWS\system32\E_SD2.tmp"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [msnmsgr] "C:\Programmi\MSN Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [H/PC Connection Agent] "C:\PROGRA~1\MICROS~3\wcescomm.exe"
O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Programmi\File comuni\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Programmi\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: BTTray.lnk = ?
O4 - Global Startup: Digisoft AntiDialer.lnk = C:\Programmi\Digisoft AntiDialer\AntiDialer.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Programmi\Microsoft Office\Office10\OSA.EXE
O4 - Global Startup: PCSuiteperNokia6600 Detect.lnk = C:\Programmi\Nokia\PC Suite for Nokia 6600\ConnMngmntBox.exe
O4 - Global Startup: PCSuiteperNokia6600 TS.lnk = C:\Programmi\Nokia\PC Suite for Nokia 6600\ECTaskScheduler.exe
O4 - Global Startup: RAMASST.lnk = C:\WINDOWS\system32\RAMASST.exe
O4 - Global Startup: Traduttore in Internet.lnk = C:\Programmi\TG 6.0\TGWeb.exe
O4 - Global Startup: Traduttore In-Linea.lnk = C:\Programmi\TG 6.0\TGOnLine.exe
O8 - Extra context menu item: &eBay Search - res://C:\Programmi\eBay\eBay Toolbar2\eBayTb.dll/RCSearch.html
O8 - Extra context menu item: &Windows Live Search - res://C:\Programmi\Windows Live Toolbar\msntb.dll/search.htm
O8 - Extra context menu item: Add to Windows &Live Favorites - http://favorites.live.com/quickadd.aspx
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.6.0_02\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.6.0_02\bin\ssv.dll
O9 - Extra button: Create Mobile Favorite - {2EAF5BB1-070F-11D3-9307-00C04FAE2D4F} - C:\PROGRA~1\MICROS~3\INetRepl.dll
O9 - Extra button: (no name) - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\PROGRA~1\MICROS~3\INetRepl.dll
O9 - Extra 'Tools' menuitem: Crea preferiti portatile... - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\PROGRA~1\MICROS~3\INetRepl.dll
O9 - Extra button: Skype Toolbar for Internet Explorer - {77BF5300-1474-4EC7-9980-D32B190E9B07} - C:\PROGRA~1\Skype\toolbars\SKYPEF~3\SKYPE_~1.DLL
O9 - Extra 'Tools' menuitem: Skype Toolbar for Internet Explorer - {77BF5300-1474-4EC7-9980-D32B190E9B07} - C:\PROGRA~1\Skype\toolbars\SKYPEF~3\SKYPE_~1.DLL
O9 - Extra button: Traduttore in Internet - {C873E82E-A38B-45AB-8C74-6F4947BE77B7} - C:\Programmi\TG 6.0\TGWeb.exe
O9 - Extra 'Tools' menuitem: Traduttore in Internet - {C873E82E-A38B-45AB-8C74-6F4947BE77B7} - C:\Programmi\TG 6.0\TGWeb.exe
O9 - Extra button: @btrez.dll,-4015 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Programmi\WIDCOMM\Software Bluetooth\btsendto_ie.htm
O9 - Extra 'Tools' menuitem: @btrez.dll,-12650 - {CCA281CA-C863-46ef-9331-5C8D4460577F} - C:\Programmi\WIDCOMM\Software Bluetooth\btsendto_ie.htm
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programmi\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programmi\Messenger\msmsgs.exe
O11 - Options group: [INTERNATIONAL] International*
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/windowsu...?1141513164437
O16 - DPF: {8F48147B-78D9-40F9-ACC0-BDDE59B246F4} (AccountHelper Class) - http://www.tele2mail.com/static/apps...ountHelper.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/Ms...Downloader.cab
O16 - DPF: {FE0BD779-44EE-4A4B-AA2E-743C63F2E5E6} (IWinAmpActiveX Class) - http://pdl.stream.aol.com/downloads/...ampx_en_dl.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{673DDCAB-26E0-4019-9AED-5D61F91F1CC3}: NameServer = 193.12.150.2 212.247.152.2