avvia in modalità provvisoria, lancia hijackthis ed elimina queste voci:


R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = res://C:\WINDOWS\tqwie.dll/sp.html#72780
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = res://C:\WINDOWS\tqwie.dll/sp.html#72780
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = about :blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = res://C:\WINDOWS\tqwie.dll/sp.html#72780
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = res://C:\WINDOWS\tqwie.dll/sp.html#72780
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = res://C:\WINDOWS\tqwie.dll/sp.html#72780
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = res://C:\WINDOWS\tqwie.dll/sp.html#72780
R3 - Default URLSearchHook is missing
O2 - BHO: (no name) - {397ACE10-AC4F-6D02-B07D-9C18F19A967C} - C:\WINDOWS\sdkuz.dll


O16 - DPF: {31B7EB4E-8B4B-11D1-A789-00A0CC6651A8} (Cult3D ActiveX Player) - wwwcult3dcom/download/cultcabO16questo era un link - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - [url]http://v5-windowsupdate-microsoft-com/v5consumer/V5Controls/en/x86/client/wuweb_site.cab?1107561228360O23[ /url] questo era un link - Service: Remote Procedure Call (RPC) Helper ( 11Fßä#·ºÄÖ`I) - Unknown owner - C:\WINDOWS\mfccs32.exe (file missing)

Le seguenti due voci mi sono sconosciute ma sono sospette...

*O4 - HKLM\..\Run: [mfcai32.exe] C:\WINDOWS\system32\mfcai32.exe

*O4 - HKLM\..\RunOnce: [crgs32.exe] C:\WINDOWS\crgs32.exe



elimina il file:
C:\WINDOWS\tqwie.dll

ultima cosa ma molto importante, lancia un windows update e soprattutto aggiorna il sistema. Provvedi soprattutto ad aggiornare IE, hai una versione vecchia.