[Resolvido!]Não consigo instalar nenhum antivirus!

Não consigo instalar nenhum antivirus, nenhum arquivo .exe é instalado...

*Tentei executar uma soluçao q li num topico similar e ate q consegui utilizar o cleaner de novo mas apos reiniciar a maquina voltava o problema...

*As vezes aparece uma msg:

------------------------------------------------------------------

Windows - Erro de aplicativo

A instrução no "0x4040b97d"fez referência à memória no "0x0b4c9937". A memória não pôde ser "read".

Clique 'OK' para encerrar o programa

Clique 'Cancelar' para depurar o programa

------------------------------------------------------------------

por favor me ajudem

aew o log do hijackthis

Logfile of HijackThis v1.99.1

Scan saved at 06:12:51, on 20/1/2008

Platform: Windows XP SP2 (WinNT 5.01.2600)

MSIE: Internet Explorer v7.00 (7.00.6000.16574)

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\svchost.exe

C:\WINDOWS\system32\spoolsv.exe

C:\WINDOWS\Explorer.EXE

C:\WINDOWS\system32\ctfmon.exe

C:\WINDOWS\system32\cmpe.exe

C:\Arquivos de programas\Nero\Nero8\Nero BackItUp\NBService.exe

C:\WINDOWS\system32\HPZipm12.exe

C:\WINDOWS\system32\svchost.exe

C:\WINDOWS\System32\svchost.exe

C:\ARQUIV~1\MOZILLA FIREFOX\FIREFOX.EXE

C:\WINDOWS\system32\drivers\down\90812.exe

C:\Documents and Settings\PC\Desktop\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.orkut.com/

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 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =

R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =

R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =

R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://www.positivoinformatica.com.br/cadastro.asp

R3 - URLSearchHook: Barra de Ferramentas do Yahoo! com bloqueador de pop-up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\ARQUIVOS DE PROGRAMAS\Yahoo!\Companion\Installs\cpn0\yt.dll

O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\ARQUIVOS DE PROGRAMAS\Yahoo!\Companion\Installs\cpn0\yt.dll

O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Arquivos de programas\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll

O2 - BHO: BitComet Helper - {39F7E362-828A-4B5A-BCAF-5B79BFDFEA60} - C:\Arquivos de programas\BitComet\tools\BitCometBHO_1.1.9.24.dll

O2 - BHO: Megaupload Toolbar - {4E7BD74F-2B8D-469E-CCB0-B130EEDBE97C} - C:\ARQUIV~1\MegauploadToolbar\megauploadtoolbar.dll

O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Arquivos de programas\Java\jre1.6.0_03\bin\ssv.dll

O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)

O2 - BHO: Auxiliar de Conexão do Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Arquivos de programas\Arquivos comuns\Microsoft Shared\Windows Live\WindowsLiveLogin.dll

O2 - BHO: QUICKfind BHO Object - {C08DF07A-3E49-4E25-9AB0-D3882835F153} - C:\ARQUIV~1\TEXTware\QUICKF~1\PlugIns\IEHelp.dll

O3 - Toolbar: Megaupload Toolbar - {4E7BD74F-2B8D-469E-CCB0-B130EEDBE97C} - C:\ARQUIV~1\MegauploadToolbar\megauploadtoolbar.dll

O3 - Toolbar: Barra de Ferramentas do Yahoo! com bloqueador de pop-up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\ARQUIVOS DE PROGRAMAS\Yahoo!\Companion\Installs\cpn0\yt.dll

O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k

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

O8 - Extra context menu item: &Clean Traces - C:\Arquivos de programas\DAP\Privacy Package\dapcleanerie.htm

O8 - Extra context menu item: &Download with &DAP - C:\ARQUIVOS DE PROGRAMAS\DAP\dapextie.htm

O8 - Extra context menu item: Download &all with DAP - C:\ARQUIVOS DE PROGRAMAS\DAP\dapextie2.htm

O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Arquivos de programas\Java\jre1.6.0_03\bin\ssv.dll

O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Arquivos de programas\Java\jre1.6.0_03\bin\ssv.dll

O9 - Extra button: Publicar em Blogue - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Arquivos de programas\Windows Live\Writer\WriterBrowserExtension.dll

O9 - Extra 'Tools' menuitem: &Publicar no Blogue no Windows Live Writer - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Arquivos de programas\Windows Live\Writer\WriterBrowserExtension.dll

O9 - Extra button: BitComet Search - {461CC20B-FB6E-4f16-8FE8-C29359DB100E} - C:\Arquivos de programas\BitComet\tools\BitCometBHO_1.1.9.24.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:\Arquivos de programas\Messenger\msmsgs.exe

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

O11 - Options group: [iNTERNATIONAL] International*

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

O14 - IERESET.INF: START_PAGE_URL=http://www.positivoinformatica.com.br/

O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab31267.cab

O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) - http://www.kaspersky.com/kos/eng/partner/d...can_unicode.cab

O16 - DPF: {14B87622-7E19-4EA8-93B3-97215F77A6BC} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/Messe...nt.cab31267.cab

O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204

O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (YInstStarter Class) - C:\Arquivos de programas\Yahoo!\Common\yinsthelper.dll

O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://gfx2.hotmail.com/mail/w2/resources/MSNPUpld.cab

O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/Messe...nt.cab31267.cab

O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (ZoneIntro Class) - http://messenger.zone.msn.com/binary/ZIntro.cab47946.cab

O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/shoc...ash/swflash.cab

O17 - HKLM\System\CCS\Services\Tcpip\..\{68D0BEAD-47BF-4FD0-A03E-B087D3238F5D}: NameServer = 200.149.55.140 200.165.132.147

O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\ARQUIV~1\WI1F86~1\MESSEN~1\MSGRAP~1.DLL

O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\ARQUIV~1\WI1F86~1\MESSEN~1\MSGRAP~1.DLL

O18 - Protocol: textwareilluminatorbase - {CE5CD329-1650-414A-8DB0-4CBF72FAED87} - C:\WINDOWS\system32\textwareilluminatorbaseProtocol.dll

O18 - Protocol: wlmailhtml - {03C514A3-1EFB-4856-9F99-10D7BE1653C0} - C:\Arquivos de programas\Windows Live\Mail\mailcomm.dll

O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll

O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll

O23 - Service: Adobe LM Service - Adobe Systems - C:\Arquivos de programas\Arquivos comuns\Adobe Systems Shared\Service\Adobelmsvc.exe

O23 - Service: Ares Chatroom server (AresChatServer) - Ares Development Group - C:\ARQUIVOS DE PROGRAMAS\Ares\chatServer.exe

O23 - Service: Context Manager Process Extension (cmpe) - LightComm - C:\WINDOWS\system32\cmpe.exe

O23 - Service: Nero BackItUp Scheduler 3 - Nero AG - C:\Arquivos de programas\Nero\Nero8\Nero BackItUp\NBService.exe

O23 - Service: NMIndexingService - Nero AG - C:\Arquivos de programas\Arquivos comuns\Nero\Lib\NMIndexingService.exe

O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe

O23 - Service: ServiceLayer - Nokia. - C:\Arquivos de programas\PC Connectivity Solution\ServiceLayer.exe

O23 - Service: Windows Live Setup Service (WLSetupSvc) - Unknown owner - C:\Arquivos de programas\Windows Live\installer\WLSetupSvc.exe