Samuamu grazie per aver risposto.....
Prevx1 non posso scaricarlo (13 mega in dial-up sono tantini....)
Ti invio il copia incolla di hijackthis:
Logfile of HijackThis v1.99.1
Scan saved at 18.29.52, on 21/02/2007
Platform: Windows XP (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 (6.00.2600.0000)
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:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\WINDOWS\System32\carpserv.exe
C:\Programmi\HP\HP Software Update\HPWuSchd2.exe
C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Programmi\SUPERAntiSpyware\SUPERAntiSpyware.exe
C:\Programmi\MSN Messenger\MsnMsgr.Exe
C:\Programmi\Digisoft AntiDialer\AntiDialer.exe
C:\Programmi\HP\Digital Imaging\bin\hpqtra08.exe
C:\Programmi\HP\Digital Imaging\bin\hpqgalry.exe
C:\HijackThis\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
http://runonce.msn.com/?v=msgrv75
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.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: Windows Live Toolbar Helper - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Programmi\Windows Live Toolbar\msntb.dll
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O3 - Toolbar: Windows Live Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Programmi\Windows Live Toolbar\msntb.dll
O4 - HKLM\..\Run: [ATIPTA] C:\Programmi\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [CARPService] carpserv.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [HP Software Update] "C:\Programmi\HP\HP Software Update\HPWuSchd2.exe"
O4 - HKLM\..\Run: [kav] "C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe"
O4 - HKLM\..\RunServices: [ZipGenius Clean] "C:\WINDOWS\zg.exe" -cleantemp
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\ctfmon.exe
O4 - HKCU\..\Run: [SUPERAntiSpyware] C:\Programmi\SUPERAntiSpyware\SUPERAntiSpyware.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Programmi\MSN Messenger\MsnMsgr.Exe" /background
O4 - Global Startup: Avvio rapido di HP Image Zone.lnk = C:\Programmi\HP\Digital Imaging\bin\hpqthb08.exe
O4 - Global Startup: Avvio veloce di Adobe Reader.lnk = C:\Programmi\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: Digisoft AntiDialer.lnk = C:\Programmi\Digisoft AntiDialer\AntiDialer.exe
O4 - Global Startup: HP Digital Imaging Monitor.lnk = C:\Programmi\HP\Digital Imaging\bin\hpqtra08.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Programmi\Microsoft Office\Office\OSA9.EXE
O8 - Extra context menu item: &Windows Live Search -
res://C:\Programmi\Windows Live Toolbar\msntb.dll/search.htm
O9 - Extra button: Web Anti-Virus - {1F460357-8A94-4D71-9CA3-AA4ACF32ED8E} - C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\scieplugin.dll
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINDOWS\web\related.htm
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O20 - Winlogon Notify: !SASWinLogon - C:\Programmi\SUPERAntiSpyware\SASWINLO.DLL
O20 - Winlogon Notify: klogon - C:\WINDOWS\System32\klogon.dll
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: Kaspersky Anti-Virus 6.0 (AVP) - Kaspersky Lab - C:\Programmi\Kaspersky Lab\Kaspersky Anti-Virus 6.0\avp.exe
L' antivirus (Kaspersky Anti-Virus 6.0) dice che puo debellare il virus solo cancellando il file (boot.sys/upx) che finora ho messo in quarantena perchè cancellandolo non so che rischi corro.
Spero di esserti stata di aiuto.
Ciao.