post a hijack this log. definitely some infection is present which is not being detected.
ps : there is no uac in xp
Here's the HijackThis log:-
Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 8:35:42 PM, on 29/10/2009
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v8.00 (8.00.6001.18702)
Boot mode: Normal
Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\Program Files\USB Safely Remove\USBSRService.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\COMODO\COMODO Internet Security\cmdagent.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\TPSrv.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\PROGRAM FILES\PANDA SECURITY\PANDA INTERNET SECURITY 2010\WebProxy.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\a-squared Anti-Malware\a2service.exe
C:\Program Files\Ashampoo\Ashampoo Magical Defrag 2\bin\aDefragService.exe
C:\Program Files\Executive Software\Diskeeper\DkService.exe
C:\Program Files\Ashampoo\Ashampoo Magical Defrag 2\bin\defragActivityMonitor.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\McAfee\SiteAdvisor\McSACore.exe
C:\Program Files\CDBurnerXP\NMSAccessU.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\PsCtrls.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\PavFnSvr.exe
C:\Program Files\Common Files\Panda Security\PavShld\pavprsrv.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\PsImSvc.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\PskSvc.exe
C:\Program Files\Microsoft SQL Server\90\Shared\sqlwriter.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\ZTE Wireless Terminal\bin\MonServiceUDisk.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\pavsrv51.exe
C:\Program Files\Vista Drive Icon\DrvIcon.exe
C:\Program Files\CD Art Display\CAD.exe
C:\PROGRAM FILES\A-SQUARED ANTI-MALWARE\a2guard.exe
C:\WINDOWS\RTHDCPL.EXE
C:\Program Files\COMODO\COMODO Internet Security\cfp.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\APVXDWIN.EXE
C:\Program Files\StartKiller\StartKiller.exe
C:\Program Files\Internet Download Manager\IDMan.exe
C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\MOM.exe
C:\Program Files\Taskbar Shuffle\taskbarshuffle.exe
C:\Program Files\USB Safely Remove\USBSafelyRemove.exe
C:\Program Files\Rainlendar2\Rainlendar2.exe
C:\Program Files\ArzooSoft Solutions\USB Threat Defender\utdefender.exe
C:\Documents and Settings\Sudip\Application Data\UpdateStar\UpdateStar.exe
C:\Program Files\VistaSwitcher\vswitch.exe
C:\Program Files\Ashampoo\Ashampoo Magical Snap 2\ashsnap.exe
F:\Downloads\Programs\drivegleam.exe
C:\Program Files\Launchy\Launchy.exe
C:\Program Files\networx_portable\networx.exe
C:\Program Files\Pidgin\pidgin.exe
C:\Program Files\Rainmeter\Rainmeter.exe
C:\Program Files\ZTE Wireless Terminal\bin\App.exe
C:\Program Files\Vuze\Azureus.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\PavBckPT.exe
C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\ccc.exe
C:\Program Files\FeedDemon\FeedDemon.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\WINDOWS\explorer.exe
C:\Program Files\Panda Security\Panda Internet Security 2010\AVENGINE.EXE
C:\Program Files\Winamp\winamp.exe
C:\Program Files\OpenOffice.org 3\program\swriter.exe
C:\Program Files\OpenOffice.org 3\program\soffice.exe
C:\Program Files\OpenOffice.org 3\program\soffice.bin
C:\WINDOWS\system32\cmd.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
C:\PROGRAM FILES\SYSINTERNALSSUITE\PROCEXP.EXE
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = about:blank
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = *go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = *go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = *go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = *go.microsoft.com/fwlink/?LinkId=69157
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = 218.248.75.142:80
O2 - BHO: IDM Helper - {0055C089-8582-441B-A0BF-17B458C2A3A8} - C:\Program Files\Internet Download Manager\IDMIECC.dll
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: RealPlayer Download and Record Plugin for Internet Explorer - {3049C3E9-B461-4BC5-8870-4C09146192CA} - C:\Program Files\Real\RealPlayer\rpbrowserrecordplugin.dll
O2 - BHO: WormRadar.com IESiteBlocker.NavFilter - {3CA2F312-6F6E-4B53-A66E-4E65E497C8C0} - (no file)
O2 - BHO: McAfee SiteAdvisor BHO - {B164E929-A1B6-4A06-B104-2CD0E90A88FF} - c:\PROGRA~1\mcafee\siteadvisor\mcieplg.dll
O2 - BHO: Explorer Breadcrumbs Helper Class - {DB5FC78C-0D12-448B-A0B0-DB0F0E6B67DB} - C:\Program Files\Minimalist\Explorer Breadcrumbs\BCToolbar.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O2 - BHO: JQSIEStartDetectorImpl - {E7E6F031-17CE-4C07-BC86-EABFE594F69C} - C:\Program Files\Java\jre6\lib\deploy\jqs\ie\jqs_plugin.dll
O3 - Toolbar: Explorer Breadcrumbs - {A3EB65EC-D9B4-4DC1-88AF-0C7A21EBE5F9} - C:\Program Files\Minimalist\Explorer Breadcrumbs\BCToolbar.dll
O3 - Toolbar: (no name) - {ED0E8CA5-42FB-4B18-997B-769E0408E79D} - (no file)
O3 - Toolbar: (no name) - {CCC7A320-B3CA-4199-B1A6-9F516DD69829} - (no file)
O3 - Toolbar: McAfee SiteAdvisor Toolbar - {0EBBBE48-BAD4-4B4C-8E5A-516ABECAE064} - c:\PROGRA~1\mcafee\siteadvisor\mcieplg.dll
O4 - HKLM\..\Run: [DrvIcon] C:\Program Files\Vista Drive Icon\DrvIcon.exe
O4 - HKLM\..\Run: [TXP Transbar] C:\Documents and Settings\Sudip\Application Data\TweakXPlorer\TransbarHelper.exe
O4 - HKLM\..\Run: [CD Auto Display] C:\Program Files\CD Art Display\CAD.exe
O4 - HKLM\..\Run: [a-squared] "C:\PROGRAM FILES\A-SQUARED ANTI-MALWARE\a2guard.exe" /d=60
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [COMODO Internet Security] "C:\Program Files\COMODO\COMODO Internet Security\cfp.exe" -h
O4 - HKLM\..\Run: [StartCCC] "C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\CLIStart.exe" MSRun
O4 - HKLM\..\Run: [APVXDWIN] "C:\Program Files\Panda Security\Panda Internet Security 2010\APVXDWIN.EXE" /s
O4 - HKLM\..\Run: [SCANINICIO] "C:\Program Files\Panda Security\Panda Internet Security 2010\Inicio.exe"
O4 - HKCU\..\Run: [Start Killer] C:\Program Files\StartKiller\StartKiller.exe
O4 - HKCU\..\Run: [IDMan] C:\Program Files\Internet Download Manager\IDMan.exe /onboot
O4 - HKCU\..\Run: [Taskbar Shuffle] C:\Program Files\Taskbar Shuffle\taskbarshuffle.exe
O4 - HKCU\..\Run: [USB Safely Remove] C:\Program Files\USB Safely Remove\USBSafelyRemove.exe /startup
O4 - HKCU\..\Run: [Rainlendar2] C:\Program Files\Rainlendar2\Rainlendar2.exe
O4 - HKCU\..\Run: [USB Threat Defender] "C:\Program Files\ArzooSoft Solutions\USB Threat Defender\utdefender.exe" /b
O4 - HKCU\..\Run: [UpdateStar] C:\Documents and Settings\Sudip\Application Data\UpdateStar\UpdateStar.exe -A
O4 - HKCU\..\Run: [VistaSwitcher] "C:\Program Files\VistaSwitcher\vswitch.exe" /startup
O4 - HKCU\..\Run: [AshSnap] C:\Program Files\Ashampoo\Ashampoo Magical Snap 2\ashsnap.exe
O4 - HKCU\..\Run: [DriveGLEAM] "F:\Downloads\Programs\drivegleam.exe" /STARTUP
O4 - Global Startup: Launchy.lnk = C:\Program Files\Launchy\Launchy.exe
O4 - Global Startup: networx.lnk = C:\Program Files\networx_portable\networx.exe
O4 - Global Startup: Pidgin.lnk = C:\Program Files\Pidgin\pidgin.exe
O4 - Global Startup: Rainmeter.lnk = C:\Program Files\Rainmeter\Rainmeter.exe
O6 - HKLM\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKLM\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O8 - Extra context menu item: Add to Google Photos Screensa&ver - res://C:\WINDOWS\system32\GPhotos.scr/200
O8 - Extra context menu item: Download all links with IDM - C:\Program Files\Internet Download Manager\IEGetAll.htm
O8 - Extra context menu item: Download FLV video content with IDM - C:\Program Files\Internet Download Manager\IEGetVL.htm
O8 - Extra context menu item: Download with IDM - C:\Program Files\Internet Download Manager\IEExt.htm
O9 - Extra button: FreshDownload - {C7018976-0A3A-464D-89FE-AF5A82B7D893} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O17 - HKLM\System\CCS\Services\Tcpip\..\{BB3243B7-7951-4A3E-BA4C-16D616C67B27}: NameServer = 218.248.240.79 218.248.240.135
O18 - Protocol: sacore - {5513F07E-936B-4E52-9B00-067394E91CC5} - c:\PROGRA~1\mcafee\siteadvisor\mcieplg.dll
O20 - AppInit_DLLs: secuload.dll,wbsys.dll firewall\wl_hook.dll C:\WINDOWS\system32\guard32.dll
O23 - Service: a-squared Anti-Malware Service (a2AntiMalware) - Emsi Software GmbH - C:\Program Files\a-squared Anti-Malware\a2service.exe
O23 - Service: Ashampoo Defrag Service (AshampooDefragService) - - C:\Program Files\Ashampoo\Ashampoo Magical Defrag 2\bin\aDefragService.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: COMODO Internet Security Helper Service (cmdAgent) - COMODO - C:\Program Files\COMODO\COMODO Internet Security\cmdagent.exe
O23 - Service: Diskeeper - Executive Software International, Inc. - C:\Program Files\Executive Software\Diskeeper\DkService.exe
O23 - Service: Google Update Service (gupdate1c9d97747ea813a) (gupdate1c9d97747ea813a) - Google Inc. - C:\Program Files\Google\Update\GoogleUpdate.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: Java Quick Starter (JavaQuickStarterService) - Sun Microsystems, Inc. - C:\Program Files\Java\jre6\bin\jqs.exe
O23 - Service: McAfee SiteAdvisor Service - Unknown owner - C:\Program Files\McAfee\SiteAdvisor\McSACore.exe
O23 - Service: NMIndexingService - Nero AG - C:\Program Files\Common Files\Ahead\Lib\NMIndexingService.exe
O23 - Service: NMSAccessU - Unknown owner - C:\Program Files\CDBurnerXP\NMSAccessU.exe
O23 - Service: Panda Software Controller - Panda Security, S.L. - C:\Program Files\Panda Security\Panda Internet Security 2010\PsCtrls.exe
O23 - Service: Panda Function Service (PAVFNSVR) - Panda Security, S.L. - C:\Program Files\Panda Security\Panda Internet Security 2010\PavFnSvr.exe
O23 - Service: Panda Process Protection Service (PavPrSrv) - Panda Security, S.L. - C:\Program Files\Common Files\Panda Security\PavShld\pavprsrv.exe
O23 - Service: Panda On-Access Anti-Malware Service (PAVSRV) - Panda Security, S.L. - C:\Program Files\Panda Security\Panda Internet Security 2010\pavsrv51.exe
O23 - Service: ProtexisLicensing - Unknown owner - C:\WINDOWS\system32\PSIService.exe
O23 - Service: Panda IManager Service (PSIMSVC) - Panda Security S.L. - C:\Program Files\Panda Security\Panda Internet Security 2010\PsImSvc.exe
O23 - Service: Panda PSK service (PskSvcRetail) - Panda Security, S.L. - C:\Program Files\Panda Security\Panda Internet Security 2010\PskSvc.exe
O23 - Service: Remote Packet Capture Protocol v.0 (experimental) (rpcapd) - Unknown owner - C:\Program Files\WinPcap\rpcapd.exe (file missing)
O23 - Service: ServiceLayer - Nokia. - C:\Program Files\PC Connectivity Solution\ServiceLayer.exe
O23 - Service: SF FrontLine Drivers Auto Removal (v1) (sfrem01) - Protection Technology (StarForce) - C:\WINDOWS\system32\sfrem01.exe
O23 - Service: Panda TPSrv (TPSrv) - Panda Security, S.L. - C:\Program Files\Panda Security\Panda Internet Security 2010\TPSrv.exe
O23 - Service: UDisk Monitor - Unknown owner - C:\Program Files\ZTE Wireless Terminal\bin\MonServiceUDisk.exe
O23 - Service: USB Safely Remove Assistant (USBSafelyRemoveService) - Unknown owner - C:\Program Files\USB Safely Remove\USBSRService.exe
--
End of file - 12643 bytes
Yeah, I know there's no UAC in XP.