Salve, ho un problema con un PC. Mi si apre continuamente una finestra Windows Security Alert, il pannello di controllo, il task manager, l'editor di registro non si aprono.
Non mi fa aprire la finestra per disattivare il ripristino configurazione sistema ed ho vista antivirus 2008 che mi tormenta, lo vorrei eliminare

Posto il log di hijackthis

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 15:01: VIRUS ALERT!, on 13/06/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.5730.0011)
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\spoolsv.exe
C:\Programmi\File comuni\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
C:\Programmi\File comuni\EPSON\EBAPI\SAgent2.exe
C:\WINDOWS\system32\mgabg.exe
C:\Programmi\Spyware Terminator\sp_rsser.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\File comuni\Ulead Systems\DVD\ULCDRSvr.exe
C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S10IC 2.EXE
C:\Programmi\QuickTime\QTTask.exe
C:\Programmi\iTunes\iTunesHelper.exe
C:\WINDOWS\system32\PDesk\PDesk.exe
C:\PROGRA~1\ALICET~1\SMARTB~1\MotiveSB.exe
C:\WINDOWS\system32\rundll32.exe
C:\Programmi\Spyware Terminator\SpywareTerminatorShield.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\iPod\bin\iPodService.exe
C:\Programmi\Yahoo!\Messenger\ymsgr_tray.exe
C:\Programmi\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://it.rd.yahoo.com/customize/ie/...arch.yahoo.com
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://softwarereferral.com/jump.php...MjI6Ojg5&lid=2
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://it.yahoo.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://it.rd.yahoo.com/customize/ie/...arch.yahoo.com
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://it.rd.yahoo.com/customize/ie/...arch.yahoo.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://it.yahoo.com
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://it.rd.yahoo.com/customize/ie/...arch.yahoo.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer fornito da Alice
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Int ernet Settings,ProxyOverride = 127.0.0.1;<local>
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
F2 - REG:system.ini: UserInit=c:\windows\system32\userinit.exe,,,C:\WIN DOWS\SERVICES.EXE
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O3 - Toolbar: rtsplgob - {C075D7A0-956E-4AF8-B5EC-8FFA98C53940} - C:\WINDOWS\rtsplgob.dll
O3 - Toolbar: Toolbar &Crawler - {4B3803EA-5230-4DC3-A7FC-33638F3D3542} - C:\Programmi\Crawler\Toolbar\ctbr.dll
O4 - HKLM\..\Run: [EPSON Stylus C42 Series] C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S10IC 2.EXE /P23 "EPSON Stylus C42 Series" /O6 "USB001" /M "Stylus C42"
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programmi\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [iTunesHelper] "C:\Programmi\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [Matrox Powerdesk] C:\WINDOWS\system32\PDesk\PDesk.exe /Autolaunch
O4 - HKLM\..\Run: [Motive SmartBridge] C:\PROGRA~1\ALICET~1\SMARTB~1\MotiveSB.exe
O4 - HKLM\..\Run: [588e88d7] rundll32.exe "C:\WINDOWS\system32\twylgjbo.dll",b
O4 - HKLM\..\Run: [Antivirus] C:\Programmi\VAV\vav.exe
O4 - HKLM\..\Run: [SpywareTerminator] "C:\Programmi\Spyware Terminator\SpywareTerminatorShield.exe"
O4 - HKCU\..\Run: [Yahoo! Pager] "C:\Programmi\Yahoo!\Messenger\YahooMessenger. exe" -quiet
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [updateMgr] "C:\Programmi\Adobe\Acrobat 7.0\Reader\AdobeUpdateManager.exe" AcRdB7_0_8 -reboot 1
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVIZIO DI RETE')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: Alice ti aiuta.lnk = C:\Programmi\Alice ti aiuta\bin\matcli.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O7 - HKCU\Software\Microsoft\Windows\CurrentVersion\Pol icies\System, DisableRegedit=1
O8 - Extra context menu item: Crawler Search - tbr:iemenu
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Ricerche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - C:\Programmi\Yahoo!\Messenger\YahooMessenger.exe
O9 - Extra 'Tools' menuitem: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - C:\Programmi\Yahoo!\Messenger\YahooMessenger.exe
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
O9 - Extra button: Alice - {E1580965-7DA6-4146-86CF-D100683CAA90} - http://gw.aliceadsl.it/alice (file missing) (HKCU)
O14 - IERESET.INF: START_PAGE_URL=http://gw.aliceadsl.it/home
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://www.update.microsoft.com/wind...?1189504705781
O18 - Protocol: tbr - {4D25FB7A-8902-4291-960E-9ADA051CFBBF} - C:\Programmi\Crawler\Toolbar\ctbr.dll
O21 - SSODL: rnopbfgt - {788D63BC-028B-4DC2-8CCD-88FA2E262A1E} - C:\WINDOWS\rnopbfgt.dll
O21 - SSODL: xkefqtgs - {47041B6D-DB39-4A5F-B92F-4DB2B1F0F960} - C:\WINDOWS\xkefqtgs.dll
O23 - Service: Apple Mobile Device - Apple, Inc. - C:\Programmi\File comuni\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: EPSON Printer Status Agent2 (EPSONStatusAgent2) - SEIKO EPSON CORPORATION - C:\Programmi\File comuni\EPSON\EBAPI\SAgent2.exe
O23 - Service: InCD Helper (InCDsrv) - Ahead Software AG - C:\Programmi\Ahead\InCD\InCDsrv.exe
O23 - Service: Servizio iPod (iPod Service) - Apple Inc. - C:\Programmi\iPod\bin\iPodService.exe
O23 - Service: MGABGEXE - Matrox Graphics Inc. - C:\WINDOWS\system32\mgabg.exe
O23 - Service: Spyware Terminator Realtime Shield Service (sp_rssrv) - Crawler.com - C:\Programmi\Spyware Terminator\sp_rsser.exe
O23 - Service: Ulead Burning Helper (UleadBurningHelper) - Ulead Systems, Inc. - C:\Programmi\File comuni\Ulead Systems\DVD\ULCDRSvr.exe

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End of file - 7222 bytes

Grazie.