Sospetto Dialer

[Deman]

Ciao a tutti, da un po di giorni all'avvio di Windows compare una richiesta di connessione a internet.
Vi posto il log di hijackthis sperando che qualcuno mi possa aiutare perchè temo si tratti di un dialer
Grazie

Logfile of Trend Micro HijackThis v2.0.0 (BETA)
Scan saved at 23.43.51, on 17/03/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\Programmi\Lavasoft\Ad-Aware 2007\aawservice.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
C:\Programmi\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\CTSvcCDA.exe
C:\Programmi\CDBurnerXP\NMSAccessU.exe
C:\WINDOWS\system32\svchost.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\USBStorage\USBDetector.exe
C:\Programmi\PeerGuardian2\pg2.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
C:\Programmi\Windows Live\Messenger\usnsvc.exe
C:\Programmi\Agnitum\Outpost Firewall\outpost.exe
C:\Programmi\eMule\emule.exe
C:\PROGRAMMI\ATI TECHNOLOGIES\ATI CONTROL PANEL\ATIPTAXX.EXE
C:\Documents and Settings\Nando\Desktop\HiJackThis_v2.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.libero.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
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Guida per l'accesso a Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Programmi\File comuni\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [Outpost Firewall] C:\Programmi\Agnitum\Outpost Firewall\outpost.exe /waitservice
O4 - HKLM\..\Run: [OutpostFeedBack] C:\Programmi\Agnitum\Outpost Firewall\feedback.exe /dumps_startup
O4 - HKLM\..\Run: [USBDetector] C:\USBStorage\USBDetector.exe
O4 - HKCU\..\Run: [PeerGuardian] C:\Programmi\PeerGuardian2\pg2.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O8 - Extra context menu item: Add to AMV Converter... - C:\Programmi\MP3 Player Utilities 4.17\AMVConverter\grab.html
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Outpost Firewall Pro Regolazione rapida - {44627E97-789B-40d4-B5C2-58BD171129A1} - C:\Programmi\Agnitum\Outpost Firewall\Plugins\BrowserBar\ie_bar.dll
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} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
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
O17 - HKLM\System\CCS\Services\Tcpip\..\{4812B835-AC28-4216-9CB4-B7212ABB8C52}: NameServer = 193.70.152.15 193.70.152.25
O22 - SharedTaskScheduler: Precaricatore Browseui - {438755C2-A8BA-11D1-B96B-00A0C90312E1} - C:\WINDOWS\system32\browseui.dll
O22 - SharedTaskScheduler: Daemon di cache delle categorie di componenti - {8C7461EF-2B13-11d2-BE35-3078302C2030} - C:\WINDOWS\system32\browseui.dll
O23 - Service: Ad-Aware 2007 Service (aawservice) - Lavasoft - C:\Programmi\Lavasoft\Ad-Aware 2007\aawservice.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Programmi\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: Creative Service for CDROM Access - Creative Technology Ltd - C:\WINDOWS\system32\CTSvcCDA.exe
O23 - Service: NMSAccessU - Unknown owner - C:\Programmi\CDBurnerXP\NMSAccessU.exe
O23 - Service: Outpost Firewall Service (OutpostFirewall) - Agnitum Ltd. - C:\Programmi\Agnitum\Outpost Firewall\outpost.exe
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End of file - 5067 bytes