Allora, oggi pomeriggio ho ritirato la macchina frasca dal tecnico, e dal momento che era totalmente "nuda", priva di programmi a parte l'antivirus, ho intallato firefox, msn+estensione, gimp dal sito ufficiale e credo basti così.
Ho provato a giocare e salvare a nulla, mi sa sempre lo stesso errore. Ho scaricato il programma che mi hai detto e ho fatto il log che però non so come allegare, quindi provo a postarlo direttamente qui sul forum (scusatemi se non è questo il modo giusto ma non so come fare dato che l'opzione per gli allegati non legge file .txt.

Giusto per essere precisi con le informazioni ho windows XP sul pc e ho avasta come programma antivirus.
Ti ringrazio per la risposta

LOG


Logfile of Trend Micro HijackThis v2.0.3 (BETA)
Scan saved at 22.37.27, on 07/03/2010
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v8.00 (8.00.6001.18702)
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:\Programmi\Alwil Software\Avast5\AvastSvc.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Programmi\Java\jre6\bin\jqs.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\RunDll32.exe
C:\WINDOWS\system32\VTTimer.exe
C:\WINDOWS\system32\VTtrayp.exe
C:\Programmi\File comuni\Java\Java Update\jusched.exe
C:\PROGRA~1\ALWILS~1\Avast5\avastUI.exe
C:\Programmi\Google\GoogleToolbarNotifier\GoogleTo olbarNotifier.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Windows Live\Messenger\msnmsgr.exe
C:\Programmi\Messenger\msmsgs.exe
C:\Programmi\ADSL\StarModem ADSL USB MODEM\dslmon.exe
C:\WINDOWS\system32\wbem\wmiapsrv.exe
C:\Programmi\Windows Live\Contacts\wlcomm.exe
C:\Programmi\Mozilla Firefox\firefox.exe
C:\WINDOWS\system32\notepad.exe
C:\Programmi\OpenOffice.org 3\program\swriter.exe
C:\Programmi\OpenOffice.org 3\program\soffice.exe
C:\Programmi\OpenOffice.org 3\program\soffice.bin
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\msiexec.exe
C:\Programmi\HijackThis\TrendMicro\HiJackThis\HiJa ckThis.exe

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: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Programmi\File

comuni\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: (no name) - {5C255C8A-E604-49b4-9D64-90988571CECB} - (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
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} -

C:\Programmi\Google\Google Toolbar\GoogleToolbar_32.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} -

C:\Programmi\Google\GoogleToolbarNotifier\5.5.4723 .1820\swg.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} -

C:\Programmi\Java\jre6\bin\jp2ssv.dll
O2 - BHO: JQSIEStartDetectorImpl - {E7E6F031-17CE-4C07-BC86-EABFE594F69C} -

C:\Programmi\Java\jre6\lib\deploy\jqs\ie\jqs_plugi n.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} -

C:\Programmi\Google\Google Toolbar\GoogleToolbar_32.dll
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [VTTimer] VTTimer.exe
O4 - HKLM\..\Run: [VTTrayp] VTtrayp.exe
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Programmi\Adobe\Reader

9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [Adobe ARM] "C:\Programmi\File comuni\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Programmi\File comuni\Java\Java

Update\jusched.exe"
O4 - HKLM\..\Run: [avast5] C:\PROGRA~1\ALWILS~1\Avast5\avastUI.exe /nogui
O4 - HKLM\..\Run: [2kadiras] 2kadiras.exe
O4 - HKLM\..\Run: [9xadiras] 9xadiras.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programmi\QuickTime\QTTask.exe" -atboottime
O4 - HKCU\..\Run: [swg]

"C:\Programmi\Google\GoogleToolbarNotifier\GoogleT oolbarNotifier.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Programmi\Messenger\msmsgs.exe" /background
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 - Startup: OpenOffice.org 3.2.lnk = C:\Programmi\OpenOffice.org 3\program\quickstart.exe
O4 - Global Startup: DSLMON.lnk = ?
O8 - Extra context menu item: Google Sidewiki... - res://C:\Programmi\Google\Google

Toolbar\Component\GoogleToolbarDynamic_mui_en_96D6 FF0C6D236BF8.dll/cmsidewiki.html
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: 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
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) -

http://update.microsoft.com/windowsu...te.cab?1267823

114625
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) -

http://www.update.microsoft.com/micr...web_site.cab?1

267823214421
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} -

http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{4EC26C75-A5CF-4631-9A66-1A16D0BE44A0}: NameServer =

213.205.36.70 213.205.32.70
O17 - HKLM\System\CCS\Services\Tcpip\..\{F74AAF96-0B4A-4C4C-AA82-5F643ADED7C6}: NameServer =

192.168.1.1
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: avast! Antivirus - ALWIL Software - C:\Programmi\Alwil

Software\Avast5\AvastSvc.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Programmi\Alwil

Software\Avast5\AvastSvc.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Programmi\Alwil

Software\Avast5\AvastSvc.exe
O23 - Service: Servizio di Google Update (gupdate) (gupdate) - Google Inc. -

C:\Programmi\Google\Update\GoogleUpdate.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Programmi\Google\Common\Google

Updater\GoogleUpdaterService.exe
O23 - Service: Java Quick Starter (JavaQuickStarterService) - Sun Microsystems, Inc. -

C:\Programmi\Java\jre6\bin\jqs.exe

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End of file - 6765 bytes