Hi I have a similar problem to the post by 'trevari"
I have have ran some antiviruses (Semantec...) and spywares... but the background is still locked, here is the hijackthis.log:
===========================================
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 9:31:36 PM, on 1/25/2009
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP3 (6.00.2900.5512)
Boot mode: Normal

Running processes:
F:\WINDOWS\System32\smss.exe
F:\WINDOWS\system32\winlogon.exe
F:\WINDOWS\system32\services.exe
F:\WINDOWS\system32\lsass.exe
F:\WINDOWS\system32\svchost.exe
F:\WINDOWS\System32\svchost.exe
F:\Program Files\Lavasoft\Ad-Aware\AAWService.exe
F:\WINDOWS\system32\spoolsv.exe
F:\WINDOWS\ATKKBService.exe
F:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
F:\Program Files\Norton Internet Security\Engine\16.0.0.125\ccSvcHst.exe
F:\WINDOWS\system32\nvsvc32.exe
F:\WINDOWS\system32\PnkBstrA.exe
F:\WINDOWS\Explorer.EXE
F:\WINDOWS\System32\svchost.exe
F:\Program Files\Common Files\Ulead Systems\DVD\ULCDRSvr.exe
F:\Program Files\Lavasoft\Ad-Aware\AAWTray.exe
F:\WINDOWS\RTHDCPL.EXE
F:\Program Files\Common Files\Real\Update_OB\realsched.exe
F:\Program Files\QuickTime\qttask.exe
F:\WINDOWS\system32\rundll32.exe
F:\WINDOWS\vlc.exe
F:\Program Files\Logitech\MouseWare\system\em_exec.exe
F:\WINDOWS\wdmon.exe
F:\WINDOWS\system32\ctfmon.exe
F:\Documents and Settings\man\Local Settings\Application Data\Google\Update\GoogleUpdate.exe
F:\Program Files\Messenger\msmsgs.exe
F:\WINDOWS\System32\svchost.exe
F:\Program Files\Norton Internet Security\Engine\16.0.0.125\ccSvcHst.exe
F:\Program Files\Yahoo!\Messenger\ymsgr_tray.exe
F:\Program Files\Mozilla Firefox\firefox.exe
F:\Documents and Settings\man\Desktop\hijackthis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.ca/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Windows Internet Explorer provided by Yahoo!
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = localhost
R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - F:\PROGRA~1\Yahoo!\Companion\Installs\cpn0\yt.dll
F3 - REG:win.ini: load=
F2 - REG:system.ini: UserInit=F:\WINDOWS\system32\userinit.exe
O2 - BHO: &Yahoo! Toolbar Helper - {02478D38-C3F9-4efb-9B51-7695ECA05670} - F:\PROGRA~1\Yahoo!\Companion\Installs\cpn0\yt.dll
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - F:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: Flashget Catch Url Class - {2F364306-AA45-47B5-9F9D-39A8B94E7EF7} - F:\Program Files\FlashGet\jccatch.dll
O2 - BHO: Symantec NCO BHO - {602ADB0E-4AFF-4217-8AA1-95DAC4DFA408} - F:\Program Files\Norton Internet Security\Engine\16.0.0.125\coIEPlg.dll
O2 - BHO: Symantec Intrusion Prevention - {6D53EC84-6AAE-4787-AEEE-F4628F01010C} - F:\Program Files\Norton Internet Security\Engine\16.0.0.125\IPSBHO.DLL
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - F:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: gFlash Class - {F156768E-81EF-470C-9057-481BA8380DBA} - F:\Program Files\FlashGet\getflash.dll
O3 - Toolbar: FlashGet - {E0E899AB-F487-11D5-8D29-0050BA6940E3} - F:\Program Files\FlashGet\fgiebar.dll
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - F:\PROGRA~1\Yahoo!\Companion\Installs\cpn0\yt.dll
O3 - Toolbar: Norton Toolbar - {7FEBEFE3-6B19-4349-98D2-FFB09D4B49CA} - F:\Program Files\Norton Internet Security\Engine\16.0.0.125\coIEPlg.dll
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE F:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [TkBellExe] "F:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [Logitech Utility] Logi_MwX.Exe
O4 - HKLM\..\Run: [QuickTime Task] "F:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [Dxige] rundll32.exe "F:\WINDOWS\Fcesamavabow.dll",e
O4 - HKLM\..\Run: [vlc] F:\WINDOWS\vlc.exe
O4 - HKLM\..\Run: [wdmon] F:\WINDOWS\wdmon.exe
O4 - HKLM\..\Run: [Ad-Watch] F:\Program Files\Lavasoft\Ad-Aware\AAWTray.exe
O4 - HKLM\..\Run: [Igafugofudo] rundll32.exe "F:\WINDOWS\exokikodurexu.dll",e
O4 - HKCU\..\Run: [ctfmon.exe] F:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Messenger (Yahoo!)] "F:\Program Files\Yahoo!\Messenger\YahooMessenger.exe" -quiet
O4 - HKCU\..\Run: [Google Update] "F:\Documents and Settings\man\Local Settings\Application Data\Google\Update\GoogleUpdate.exe" /c
O4 - HKCU\..\Run: [MSMSGS] "F:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\RunServices: [UpdateWin] F:\WINDOWS\system32\apphelpd.exe
O7 - HKCU\Software\Microsoft\Windows\CurrentVersion\Policies\System, DisableRegedit=1
O7 - HKLM\Software\Microsoft\Windows\CurrentVersion\Policies\System, DisableRegedit=1
O8 - Extra context menu item: &Download All with FlashGet - F:\Program Files\FlashGet\jc_all.htm
O8 - Extra context menu item: &Download with FlashGet - F:\Program Files\FlashGet\jc_link.htm
O8 - Extra context menu item: E&xport to Microsoft Excel - res://F:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - F:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - F:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - F:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - F:\PROGRA~1\FlashGet\flashget.exe
O9 - Extra 'Tools' menuitem: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - F:\PROGRA~1\FlashGet\flashget.exe
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - F:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - F:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra button: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - F:\PROGRA~1\Yahoo!\MESSEN~1\YPager.exe (file missing)
O9 - Extra 'Tools' menuitem: Yahoo! Messenger - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - F:\PROGRA~1\Yahoo!\MESSEN~1\YPager.exe (file missing)
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - F:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - F:\Program Files\Messenger\msmsgs.exe
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (YInstStarter Class) - F:\Program Files\Yahoo!\Common\yinsthelper.dll
O16 - DPF: {644E432F-49D3-41A1-8DD5-E099162EEEC5} (Symantec RuFSI Utility Class) - http://security.symantec.com/sscv6/S.../bin/cabsa.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/ge...sh/swflash.cab
O16 - DPF: {E0511BF1-B5C0-4F1A-BB3D-036F6DE51C5C} (WebCamX Control) - http://www.jimmyhamilton.dyndns.org/WebCamX.cab
O16 - DPF: {E7DBFB6C-113A-47CF-B278-F5C6AF4DE1BD} - http://download.abacast.com/download...basetup162.cab
O16 - DPF: {FD0B6769-6490-4A91-AA0A-B5AE0DC75AC9} (Performance Viewer Activex Control) - https://secure.logmein.com/activex/ractrl.cab?lmi=100
O22 - SharedTaskScheduler: IPC Configuration Utility - IPC Configuration Utility - (no file)
O22 - SharedTaskScheduler: Windows Installer Class - {020487CC-FC04-4B1E-863F-D9801796230B} - F:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\wndutl32.dll (file missing)
O23 - Service: Adobe LM Service - Unknown owner - F:\Program Files\Common Files\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: ATK Keyboard Service (ATKKeyboardService) - ASUSTeK COMPUTER INC. - F:\WINDOWS\ATKKBService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - F:\Program Files\Common Files\InstallShield\Driver\1150\Intel 32\IDriverT.exe
O23 - Service: Lavasoft Ad-Aware Service - Lavasoft - F:\Program Files\Lavasoft\Ad-Aware\AAWService.exe
O23 - Service: LiveUpdate - Symantec Corporation - F:\PROGRA~1\Symantec\LIVEUP~1\LUCOMS~1.EXE
O23 - Service: MrobeService - Unknown owner - F:\WINDOWS\system32\MRobeService.exe (file missing)
O23 - Service: NBService - Nero AG - F:\Program Files\Nero\Nero 7\Nero BackItUp\NBService.exe
O23 - Service: NMIndexingService - Nero AG - F:\Program Files\Common Files\Ahead\Lib\NMIndexingService.exe
O23 - Service: Norton Internet Security - Symantec Corporation - F:\Program Files\Norton Internet Security\Engine\16.0.0.125\ccSvcHst.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - F:\WINDOWS\system32\nvsvc32.exe
O23 - Service: PnkBstrA - Unknown owner - F:\WINDOWS\system32\PnkBstrA.exe
O23 - Service: stllssvr - MicroVision Development, Inc. - F:\Program Files\Common Files\SureThing Shared\stllssvr.exe
O23 - Service: Ulead Burning Helper (UleadBurningHelper) - Ulead Systems, Inc. - F:\Program Files\Common Files\Ulead Systems\DVD\ULCDRSvr.exe

--
End of file - 8990 bytes

=============================================

Please let me know if it's still infected...

Thanks,

Payam

Hi and welcome to the Daniweb forums .

==========

Download Malwarebytes' Anti-Malware (http://www.majorgeeks.com/Malwarebyt...are_d5756.html) to your desktop.

* Double-click mbam-setup.exe and follow the prompts to install the program.
* At the end, be sure to checkmark the Update Malwarebytes' Anti-Malware and Launch Malwarebytes' Anti-Malware, then click Finish.
* If an update is found, it will download and install the latest version.
* Once the program has loaded, select Perform full scan, then click Scan.
* When the scan is complete, click OK, then Show Results to view the results.
* Be sure that everything is checked, and click Remove Selected.
* When completed, a log will open in Notepad.
* Post the log back here.

Make sure that you restart the computer.

The log can also be found here:
C:\Documents and Settings\Username\Application Data\Malwarebytes\Malwarebytes' Anti-Malware\Logs\log-date.txt
Or at C:\Program Files\Malwarebytes' Anti-Malware\Logs\log-date.txt

Post new HJT log.