Porque sera?

[ÐiOs]

Ola a todos, bem meu PC ultimamente deu pra da as cria!! A cada dia ele inventa um problema No caso deste é o seguinte, toda vez que pedi pra ele desligar ou reiniciar um som de erro aparece e não acontece nada, nem desliga nem reinicia nem nada!! o que seria isso??

Obrigado!! Abraços!!

[ÐiOs]

Pra adianta vou mandando o procedimento do Hijackthis:

Logfile of HijackThis v1.99.1

Scan saved at 16:28:22, on 10/3/2006

Platform: Windows XP SP2 (WinNT 5.01.2600)

MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

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:\Arquivos de programas\Ahead\InCD\InCDsrv.exe

C:\WINDOWS\system32\spoolsv.exe

C:\WINDOWS\Explorer.EXE

C:\WINDOWS\system32\RUNDLL32.EXE

C:\Arquivos de programas\Ahead\InCD\InCD.exe

C:\Arquivos de programas\Hewlett-Packard\HP Software Update\HPWuSchd2.exe

C:\Arquivos de programas\Hewlett-Packard\Digital Imaging\bin\hpotdd01.exe

C:\ARQUIV~1\ALWILS~1\Avast4\ashDisp.exe

C:\WINDOWS\system32\SVCH0ST.EXE

C:\ARQUIV~1\Grisoft\AVGFRE~1\avgcc.exe

C:\WINDOWS\system32\ctfmon.exe

C:\Arquivos de programas\Skype\Phone\Skype.exe

C:\Arquivos de programas\Alwil Software\Avast4\aswUpdSv.exe

C:\Arquivos de programas\Alwil Software\Avast4\ashServ.exe

C:\ARQUIV~1\Grisoft\AVGFRE~1\avgamsvr.exe

C:\ARQUIV~1\Grisoft\AVGFRE~1\avgupsvc.exe

C:\Arquivos de programas\Arquivos comuns\Microsoft Shared\VS7DEBUG\MDM.EXE

C:\WINDOWS\system32\nvsvc32.exe

C:\Arquivos de programas\Alwil Software\Avast4\ashMaiSv.exe

C:\Arquivos de programas\Alwil Software\Avast4\ashWebSv.exe

C:\Arquivos de programas\Windows Media Player\wmplayer.exe

C:\WINDOWS\system32\wuauclt.exe

C:\Arquivos de programas\Internet Explorer\iexplore.exe

C:\Nova pasta\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = &http://home.microsoft.com/intl/br/access/allinone.asp

O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Arquivos de programas\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx

O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup

O4 - HKLM\..\Run: [nwiz] nwiz.exe /install

O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit

O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe

O4 - HKLM\..\Run: [inCD] C:\Arquivos de programas\Ahead\InCD\InCD.exe

O4 - HKLM\..\Run: [HP Software Update] C:\Arquivos de programas\Hewlett-Packard\HP Software Update\HPWuSchd2.exe

O4 - HKLM\..\Run: [HPDJ Taskbar Utility] C:\WINDOWS\system32\spool\drivers\w32x86\3\hpztsb08.exe

O4 - HKLM\..\Run: [DeviceDiscovery] C:\Arquivos de programas\Hewlett-Packard\Digital Imaging\bin\hpotdd01.exe

O4 - HKLM\..\Run: [avast!] C:\ARQUIV~1\ALWILS~1\Avast4\ashDisp.exe

O4 - HKLM\..\Run: [sVCH0ST] C:\WINDOWS\system32\SVCH0ST.EXE

O4 - HKLM\..\Run: [AVG7_CC] C:\ARQUIV~1\Grisoft\AVGFRE~1\avgcc.exe /STARTUP

O4 - HKLM\..\Run: [AVG7_EMC] C:\ARQUIV~1\Grisoft\AVGFRE~1\avgemc.exe

O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe

O4 - HKCU\..\Run: [skype] "C:\Arquivos de programas\Skype\Phone\Skype.exe" /nosplash /minimized

O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Arquivos de programas\Arquivos comuns\Adobe\Calibration\Adobe Gamma Loader.exe

O4 - Global Startup: SVCH0ST.EXE

O8 - Extra context menu item: E&xportar para o Microsoft Excel - res://C:\ARQUIV~1\MICROS~2\Office10\EXCEL.EXE/3000

O9 - Extra button: Pesquisar - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\ARQUIV~1\MICROS~2\OFFICE11\REFIEBAR.DLL

O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Arquivos de programas\Messenger\msmsgs.exe

O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Arquivos de programas\Messenger\msmsgs.exe

O14 - IERESET.INF: SEARCH_PAGE_URL=&http://home.microsoft.com/intl/br/access/allinone.asp

O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://spaces.msn.com//PhotoUpload/MsnPUpld.cab

O16 - DPF: {F58E1CEF-A068-4C15-BA5E-587CAF3EE8C6} (MSN Chat Control 4.5) - http://chat.msn.com/controls/msnchat45.cab

O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\ARQUIV~1\MSNMES~1\msgrapp.dll" (file missing)

O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Arquivos de programas\Alwil Software\Avast4\aswUpdSv.exe

O23 - Service: avast! Antivirus - Unknown owner - C:\Arquivos de programas\Alwil Software\Avast4\ashServ.exe

O23 - Service: avast! Mail Scanner - Unknown owner - C:\Arquivos de programas\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)

O23 - Service: avast! Web Scanner - Unknown owner - C:\Arquivos de programas\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)

O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\ARQUIV~1\Grisoft\AVGFRE~1\avgamsvr.exe

O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\ARQUIV~1\Grisoft\AVGFRE~1\avgupsvc.exe

O23 - Service: InCD Helper (InCDsrv) - Ahead Software AG - C:\Arquivos de programas\Ahead\InCD\InCDsrv.exe

O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe

Ta tudo certinho ai?? valeu espero respostas.