hola, gracias por la bienvenida, segui los pasos que me diste y este es el log espero que me puedas ayudar gracias Logfile of HijackThis v1.99.1
Scan saved at 11:54:26 p.m., on 31/01/2006
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:\WINDOWS\system32\LEXBCES.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\LEXPPS.EXE
C:\WINDOWS\eHome\ehRecvr.exe
C:\WINDOWS\eHome\ehSched.exe
C:\Program Files\Common Files\New Boundary\PrismXL\PRISMXL.SYS
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\wwSecure.exe
C:\WINDOWS\ehome\ehtray.exe
C:\Program Files\Digital Media Reader\shwiconem.exe
C:\WINDOWS\zHotkey.exe
C:\WINDOWS\system32\igfxtray.exe
C:\WINDOWS\system32\hkcmd.exe
C:\Program Files\MessengerPlus! 3\MsgPlus.exe
C:\WINDOWS\ALCFDRTM.EXE
C:\WINDOWS\SOUNDMAN.EXE
C:\WINDOWS\ALCWZRD.EXE
C:\WINDOWS\system32\LVCOMSX.EXE
C:\Program Files\Media Access\MediaAccess.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\CyberLink\PowerDVD\PDVDServ.exe
C:\Program Files\Logitech\Video\LogiTray.exe
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\Messenger\msmsgs.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\BigFix\BigFix.exe
C:\Program Files\Logitech\Video\FxSvr2.exe
C:\WINDOWS\system32\dllhost.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\WINDOWS\eHome\ehmsas.exe
C:\Program Files\Trend Micro\Antivirus\tmproxy.exe
C:\Program Files\Trend Micro\Antivirus\Tmntsrv.exe
C:\Program Files\Trend Micro\Antivirus\PCClient.EXE
C:\Program Files\Trend Micro\Antivirus\PCCGUIDE.EXE
C:\Program Files\Trend Micro\Antivirus\TMOAgent.exe
C:\Program Files\Media Access\MediaAccK.exe
C:\Program Files\VideoraiPodConverter\VideoraiPodConverter.ex e
C:\Cabs\FirmwareGA04\SFDNWIN_3.21.1.exe
C:\Program Files\LimeWire\LimeWire.exe
C:\WINDOWS\system32\wisptis.exe
C:\WINDOWS\system32\msiexec.exe
C:\Program Files\VideoraiPodConverter\apps\ffmpeg.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\HJT\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://espanol.yahoo.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://es.yahoo.com
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://es.yahoo.com
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Int ernet Settings,ProxyOverride = localhost
R3 - Default URLSearchHook is missing
F2 - REG:system.ini: UserInit=C:\WINDOWS\regedit /s C:\pav.reg,C:\WINDOWS\system32\pavdr.exe,C:\WINDOW S\system32\userinit.exe,
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: XNetIEObj Class - {1808648B-3102-4293-8AD3-06AF71D3321B} - C:\Program Files\Endeavors\AppExpress\bho_2_5_5_17070\bho.dll (file missing)
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O4 - HKLM\..\Run: [ehTray] C:\WINDOWS\ehome\ehtray.exe
O4 - HKLM\..\Run: [Recguard] C:\WINDOWS\SMINST\RECGUARD.EXE
O4 - HKLM\..\Run: [SunKistEM] C:\Program Files\Digital Media Reader\shwiconem.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [CHotkey] zHotkey.exe
O4 - HKLM\..\Run: [ShowWnd] ShowWnd.exe
O4 - HKLM\..\Run: [High Definition Audio Property Page Shortcut] HDAShCut.exe
O4 - HKLM\..\Run: [Mixersel] C:\Program Files\Realtek\InstallShield\mixersel.exe
O4 - HKLM\..\Run: [IgfxTray] C:\WINDOWS\system32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\system32\hkcmd.exe
O4 - HKLM\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe"
O4 - HKLM\..\Run: [AlcFDMonitor] C:\WINDOWS\ALCFDRTM.EXE
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [AlcWzrd] ALCWZRD.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [LVCOMSX] C:\WINDOWS\system32\LVCOMSX.EXE
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [pccguide.exe] "C:\Program Files\Trend Micro\Antivirus\pccguide.exe"
O4 - HKLM\..\Run: [PCClient.exe] "C:\Program Files\Trend Micro\Antivirus\PCClient.exe"
O4 - HKLM\..\Run: [TM Outbreak Agent] "C:\Program Files\Trend Micro\Antivirus\TMOAgent.exe" /run
O4 - HKLM\..\Run: [IPPDetect] IPP4Detect.exe
O4 - HKLM\..\Run: [RemoteControl] "C:\Program Files\CyberLink\PowerDVD\PDVDServ.exe"
O4 - HKLM\..\Run: [LogitechVideoTray] C:\Program Files\Logitech\Video\LogiTray.exe
O4 - HKLM\..\Run: [LogitechVideoRepair] C:\Program Files\Logitech\Video\ISStart.exe
O4 - HKLM\..\Run: [MediaPipe P2P Loader] "C:\Program Files\p2pnetworks\mpp2pl.exe" /H
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [Media Access] C:\Program Files\Media Access\MediaAccK.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [Window Washer] C:\Program Files\Webroot\Washer\wwDisp.exe
O4 - HKCU\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe" /WinStart
O4 - HKCU\..\Run: [Yahoo! Pager] "C:\Program Files\Yahoo!\Messenger\ypager.exe" -quiet
O4 - HKCU\..\Run: [MtdAcq] C:\Program Files\Creative\Shared Files\Media Sniffer\MtdAcq.exe /s
O4 - HKCU\..\Run: [ESPN BottomLine] C:\Program Files\ESPNDeportes\bline.exe
O4 - HKCU\..\Run: [Dancer] "C:\Program Files\Windows Plus\Dancer\Dancer.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\MSN Messenger\msnmsgr.exe" /background
O4 - HKCU\..\RunOnce: [Index Washer] C:\Program Files\Webroot\Washer\WashIdx.exe "Owner"
O4 - Startup: PowerReg Scheduler.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: BigFix.lnk = C:\Program Files\BigFix\BigFix.exe
O4 - Global Startup: Digimax Viewer 2.1.lnk = ?
O8 - Extra context menu item: &AOL Toolbar search - res://C:\Program Files\AOL Toolbar\toolbar.dll/SEARCH.HTML
O8 - Extra context menu item: &Búsqueda en Google - res://c:\program files\google\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: &Search - http://bar.mywebsearch.com/menusearch.html?p=ZNxmk545YYUS
O8 - Extra context menu item: &Traducir palabra inglesa - res://c:\program files\google\GoogleToolbar2.dll/cmwordtrans.html
O8 - Extra context menu item: Instantánea de caché de la página - res://c:\program files\google\GoogleToolbar2.dll/cmcache.html
O8 - Extra context menu item: Páginas similares - res://c:\program files\google\GoogleToolbar2.dll/cmsimilar.html
O8 - Extra context menu item: Páginas vinculadas - res://c:\program files\google\GoogleToolbar2.dll/cmbacklinks.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2\bin\npjpi142.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\j2re1.4.2\bin\npjpi142.dll
O16 - DPF: {0A5FD7C5-A45C-49FC-ADB5-9952547D5715} (Creative Software AutoUpdate) - http://www.creative.com/su/ocx/15015/CTSUEng.cab
O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) - http://www.kaspersky.com/downloads/kws/kavwebscan_unicode.cab
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=48835
O16 - DPF: {33288993-5664-11D4-8B5B-00D0B73B3518} (ell Class) - http://www.easports.com/downloads/games/common/ieell.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://by107fd.bay107.hotmail.msn.com/resources/MsnPUpld.cab
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://v5.windowsupdate.microsoft.com/v5consumer/V5Controls/en/x86/client/wuweb_site.cab?1117400359031
O16 - DPF: {80DD2229-B8E4-4C77-B72F-F22972D723EA} (AvxScanOnline Control) - http://www.bitdefender-es.com/scan/Msie/bitdefender.cab
O16 - DPF: {8714912E-380D-11D5-B8AA-00D0B78F3D48} (Yahoo! Webcam Upload Wrapper) - http://chat.yahoo.com/cab/yuplapp.cab
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://acs.pandasoftware.com/activescan/as5free/asinst.cab
O16 - DPF: {A3009861-330C-4E10-822B-39D16EC8829D} (CRAVOnline Object) - http://www.ravantivirus.com/scan/ravonline.cab
O16 - DPF: {AF087E66-838E-4A97-8A0B-0DDDA5DEA239} (OTAutoInstall Class) - https://streaming.endeavors.com/microsoft/encarta_rl/clientdownloads/OTAI.CAB
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/MsnMessengerSetupDownloader.cab
O16 - DPF: {F58E1CEF-A068-4C15-BA5E-587CAF3EE8C6} (MSN Chat Control 4.5) - http://chat.msn.com/controls/msnchat45.cab
O16 - DPF: {F6ACF75C-C32C-447B-9BEF-46B766368D29} (Creative Software AutoUpdate Support Package) - http://www.creative.com/su/ocx/15016/CTPID.cab
O16 - DPF: {FA13A9FA-CA9B-11D2-9780-00104B242EA3} - file://E:\games\WebDriverFullInstall.exe
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: iPodService - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: LexBce Server (LexBceS) - Lexmark International, Inc. - C:\WINDOWS\system32\LEXBCES.EXE
O23 - Service: MSCSPTISRV - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\MSCSPTISRV.exe
O23 - Service: PACSPTISVR - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\PACSPTISVR.exe
O23 - Service: PrismXL - New Boundary Technologies, Inc. - C:\Program Files\Common Files\New Boundary\PrismXL\PRISMXL.SYS
O23 - Service: Sony SPTI Service (SPTISRV) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\SPTISRV.exe
O23 - Service: Trend NT Realtime Service (Tmntsrv) - Trend Micro Incorporated. - C:\Program Files\Trend Micro\Antivirus\Tmntsrv.exe
O23 - Service: Trend Micro Proxy Service (tmproxy) - Trend Micro Incorporated. - C:\Program Files\Trend Micro\Antivirus\tmproxy.exe
O23 - Service: Washer Security Access (wwSecSvc) - Webroot Software, Inc. - C:\WINDOWS\system32\wwSecure.exe