ran spybot and ad-aware downloaded hijack this log and tried to run it

error message came up

C:\HJT\hijackthis.exe is not a valid Win32 application

what do i do now? did i do something wrong? help
thank you
Biadro

Hello,biadro & Welcome

Please download this one see if it happens again

http://www.isecurity.org.uk/downloads/hijackthis.exe

if the above is a no go try this right click on HijackThis &
rename to say HijackThis3.exe then try & run it

HGD

im getting the same message

C:\HJT\HijackThis3.exe.exe is not a valid Win32 application

so frustrated

what next
thank you for your time HJThis

ran it a few times remaning it then it ran...

Logfile of HijackThis v1.99.1
Scan saved at 7:26:51 PM, on 6/29/2005
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\spoolsv.exe
C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
C:\Program Files\ewido\security suite\ewidoctrl.exe
C:\Program Files\ewido\security suite\ewidoguard.exe
C:\Program Files\Norton AntiVirus\navapsvc.exe
C:\Program Files\Norton Utilities\NPROTECT.EXE
C:\Program Files\SoniqCast\SoniqSync\SsSvc.exe
C:\Program Files\Speed Disk\nopdb.exe
C:\Program Files\Common Files\Symantec Shared\Security Center\SymWSC.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\Java\jre1.5.0_02\bin\jusched.exe
C:\Documents and Settings\Bruce McIntosh\Desktop\ip hider.exe
C:\Program Files\Winamp\winampa.exe
C:\Program Files\MusicMatch\MusicMatch Jukebox\mmtask.exe
C:\Program Files\Common Files\Symantec Shared\ccApp.exe
C:\Program Files\BigFix\BigFix.exe
C:\Program Files\Norton Utilities\SYSDOC32.EXE
C:\Program Files\iPod\bin\iPodService.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\aim\aim.exe
C:\WINDOWS\system32\perdita.exe
C:\HJT\hijackthis.exe
C:\Program Files\Messenger\msmsgs.exe

R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.emachines.com
R3 - Default URLSearchHook is missing
O2 - BHO: (no name) - {00000001-C003-4A2F-9142-7CB1D78DE6C1} - (no file)
O2 - BHO: (no name) - {01F44A8A-8C97-4325-A378-76E68DC4AB2E} - (no file)
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: (no name) - {1C99BCA5-A4F8-5430-07A5-02E1B02D5B78} - (no file)
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: AOL Toolbar Launcher - {7C554162-8CB7-45A4-B8F4-8EA1C75885F9} - C:\Program Files\AOL\AOL Toolbar 2.0\aoltb.dll
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O2 - BHO: (no name) - {FDD3B846-8D59-4ffb-8758-209B6AD74ACC} - C:\Program Files\Microsoft Money\System\mnyviewer.dll
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: AOL Toolbar - {DE9C389F-3316-41A7-809B-AA305ED9D922} - C:\Program Files\AOL\AOL Toolbar 2.0\aoltb.dll
O3 - Toolbar: (no name) - {2CDE1A7D-A478-4291-BF31-E1B4C16F92EB} - (no file)
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: [RealTray] C:\Program Files\Real\RealPlayer\RealPlay.exe SYSTEMBOOTHIDEPLAYER
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_02\bin\jusched.exe
O4 - HKLM\..\Run: [Symantec NetDriver Monitor] C:\PROGRA~1\SYMNET~1\SNDMon.exe /Consumer
O4 - HKLM\..\Run: [WFIPS] C:\Documents and Settings\Bruce McIntosh\Desktop\ip hider.exe -autoboot
O4 - HKLM\..\Run: [WinampAgent] C:\Program Files\Winamp\winampa.exe
O4 - HKLM\..\Run: [mmtask] c:\Program Files\MusicMatch\MusicMatch Jukebox\mmtask.exe
O4 - HKLM\..\Run: [ccRegVfy] "C:\Program Files\Common Files\Symantec Shared\ccRegVfy.exe"
O4 - HKLM\..\Run: [ccApp] "C:\Program Files\Common Files\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [Yahoo Instant Messengor] YIMSNGR32.EXE
O4 - HKCU\..\Run: [Weather] C:\Program Files\AWS\WeatherBug\Weather.exe 1
O4 - HKCU\..\Run: [MoneyAgent] "C:\Program Files\Microsoft Money\System\Money Express.exe"
O4 - HKCU\..\Run: [AIM] C:\Program Files\aim\aim.exe -cnetwait.odl
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\RunOnce: [Yahoo Instant Messengor] YIMSNGR32.EXE
O4 - Startup: Norton Disk Doctor.LNK = C:\Program Files\Norton Utilities\NDD32.EXE
O4 - Global Startup: BigFix.lnk = C:\Program Files\BigFix\BigFix.exe
O4 - Global Startup: Norton System Doctor.lnk = C:\Program Files\Norton Utilities\SYSDOC32.EXE
O4 - Global Startup: SoniqSync.lnk = C:\Program Files\SoniqCast\SoniqSync\SoniqSync.exe
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_02\bin\npjpi150_02.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_02\bin\npjpi150_02.dll
O9 - Extra button: AOL Toolbar - {3369AF0D-62E9-4bda-8103-B4C75499B578} - C:\Program Files\AOL\AOL Toolbar 2.0\aoltb.dll
O9 - Extra button: AIM - {AC9E2541-2814-11d5-BC6D-00B0D0A1DE45} - C:\Program Files\aim\aim.exe
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINDOWS\System32\Shdocvw.dll
O9 - Extra button: MoneySide - {E023F504-0C5A-4750-A1E7-A9046DEA8A21} - C:\Program Files\Microsoft Money\System\mnyviewer.dll
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra button: WeatherBug - {AF6CABAB-61F9-4f12-A198-B7D41EF1CB52} - C:\PROGRA~1\AWS\WEATHE~1\Weather.exe (HKCU)
O12 - Plugin for .spop: C:\Program Files\Internet Explorer\Plugins\NPDocBox.dll
O14 - IERESET.INF: START_PAGE_URL=http://www.emachines.com
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://v5.windowsupdate.microsoft.co...?1093274657739
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/Ms...Downloader.cab
O23 - Service: Symantec Event Manager (ccEvtMgr) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
O23 - Service: Symantec Password Validation Service (ccPwdSvc) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccPwdSvc.exe
O23 - Service: ewido security suite control - ewido networks - C:\Program Files\ewido\security suite\ewidoctrl.exe
O23 - Service: ewido security suite guard - ewido networks - C:\Program Files\ewido\security suite\ewidoguard.exe
O23 - Service: iPod Service (iPodService) - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Norton AntiVirus Auto Protect Service (navapsvc) - Symantec Corporation - C:\Program Files\Norton AntiVirus\navapsvc.exe
O23 - Service: Norton Unerase Protection (NProtectService) - Symantec Corporation - C:\Program Files\Norton Utilities\NPROTECT.EXE
O23 - Service: ScriptBlocking Service (SBService) - Symantec Corporation - C:\PROGRA~1\COMMON~1\SYMANT~1\SCRIPT~1\SBServ.exe
O23 - Service: Symantec Network Drivers Service (SNDSrvc) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\SNDSrvc.exe
O23 - Service: SoniqSync Service - Unknown owner - C:\Program Files\SoniqCast\SoniqSync\SsSvc.exe
O23 - Service: Speed Disk service - Symantec Corporation - C:\Program Files\Speed Disk\nopdb.exe
O23 - Service: System Startup Service (SvcProc) - Unknown owner - C:\WINDOWS\svcproc.exe (file missing)
O23 - Service: SymWMI Service (SymWSC) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\Security Center\SymWSC.exe

thank you

Hi,biadro

Press control-alt-delete to get into the task manager and end the follow processes if they exist:
perdita.exe
YIMSNGR32.EXE
svcproc.exe

If you get an error when deleting a file. Right click on the file and check to see if the read only attribute is checked. if it is uncheck it and try again.

Check the following items in HijackThis.
Close all windows except HijackThis and click Fix checked:

R3 - Default URLSearchHook is missing

O2 - BHO: (no name) - {00000001-C003-4A2F-9142-7CB1D78DE6C1} - (no file)
O2 - BHO: (no name) - {01F44A8A-8C97-4325-A378-76E68DC4AB2E} - (no file)
O2 - BHO: (no name) - {1C99BCA5-A4F8-5430-07A5-02E1B02D5B78} - (no file)

O3 - Toolbar: (no name) - {2CDE1A7D-A478-4291-BF31-E1B4C16F92EB} - (no file)

O4 - HKLM\..\Run: [Yahoo Instant Messengor] YIMSNGR32.EXE
O4 - HKCU\..\RunOnce: [Yahoo Instant Messengor] YIMSNGR32.EXE

O23 - Service: System Startup Service (SvcProc) - Unknown owner - C:\WINDOWS\svcproc.exe (file missing)

Make sure you can view hidden and system files: Instructions here

Then Boot to safe mode: Instructions here

Delete the following files\folders IF still present:
C:\WINDOWS\system32\perdita.exe<---This file
C:\WINDOWS\svcproc.exe<---This file

Stell in Safe Mode do a file Search for this file if found delete it
YIMSNGR32.EXE

Then do a reboot see how it is doing & show me new logfile.

HGD

HJThis,

thank you for your help

i can pull up windows task manager now and msconfig

im still worried about someone getting in the back door
and doing this again


Here the newest hijackthis log







Logfile of HijackThis v1.99.1
Scan saved at 10:26:08 AM, on 7/1/2005
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\spoolsv.exe
C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
C:\Program Files\ewido\security suite\ewidoctrl.exe
C:\Program Files\ewido\security suite\ewidoguard.exe
C:\Program Files\Norton AntiVirus\navapsvc.exe
C:\Program Files\Norton Utilities\NPROTECT.EXE
C:\Program Files\SoniqCast\SoniqSync\SsSvc.exe
C:\Program Files\Speed Disk\nopdb.exe
C:\Program Files\Common Files\Symantec Shared\Security Center\SymWSC.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\iTunes\iTunesHelper.exe
C:\Program Files\QuickTime\qttask.exe
C:\Program Files\Real\RealPlayer\RealPlay.exe
C:\Program Files\Java\jre1.5.0_02\bin\jusched.exe
C:\Documents and Settings\Bruce McIntosh\Desktop\ip hider.exe
C:\Program Files\Winamp\winampa.exe
C:\Program Files\MusicMatch\MusicMatch Jukebox\mmtask.exe
C:\Program Files\Common Files\Symantec Shared\ccApp.exe
C:\Program Files\AWS\WeatherBug\Weather.exe
C:\Program Files\iPod\bin\iPodService.exe
C:\Program Files\aim\aim.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\BigFix\BigFix.exe
C:\Program Files\Norton Utilities\SYSDOC32.EXE
C:\Program Files\SoniqCast\SoniqSync\SoniqSync.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Microsoft Money\System\urlmap.exe
C:\HJT\hijackthis.exe

R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.emachines.com
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O2 - BHO: AOL Toolbar Launcher - {7C554162-8CB7-45A4-B8F4-8EA1C75885F9} - C:\Program Files\AOL\AOL Toolbar 2.0\aoltb.dll
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O2 - BHO: (no name) - {FDD3B846-8D59-4ffb-8758-209B6AD74ACC} - C:\Program Files\Microsoft Money\System\mnyviewer.dll
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: AOL Toolbar - {DE9C389F-3316-41A7-809B-AA305ED9D922} - C:\Program Files\AOL\AOL Toolbar 2.0\aoltb.dll
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: [RealTray] C:\Program Files\Real\RealPlayer\RealPlay.exe SYSTEMBOOTHIDEPLAYER
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_02\bin\jusched.exe
O4 - HKLM\..\Run: [Symantec NetDriver Monitor] C:\PROGRA~1\SYMNET~1\SNDMon.exe /Consumer
O4 - HKLM\..\Run: [WFIPS] C:\Documents and Settings\Bruce McIntosh\Desktop\ip hider.exe -autoboot
O4 - HKLM\..\Run: [WinampAgent] C:\Program Files\Winamp\winampa.exe
O4 - HKLM\..\Run: [mmtask] c:\Program Files\MusicMatch\MusicMatch Jukebox\mmtask.exe
O4 - HKLM\..\Run: [ccRegVfy] "C:\Program Files\Common Files\Symantec Shared\ccRegVfy.exe"
O4 - HKLM\..\Run: [ccApp] "C:\Program Files\Common Files\Symantec Shared\ccApp.exe"
O4 - HKCU\..\Run: [Weather] C:\Program Files\AWS\WeatherBug\Weather.exe 1
O4 - HKCU\..\Run: [MoneyAgent] "C:\Program Files\Microsoft Money\System\Money Express.exe"
O4 - HKCU\..\Run: [AIM] C:\Program Files\aim\aim.exe -cnetwait.odl
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - Startup: Norton Disk Doctor.LNK = C:\Program Files\Norton Utilities\NDD32.EXE
O4 - Global Startup: BigFix.lnk = C:\Program Files\BigFix\BigFix.exe
O4 - Global Startup: Norton System Doctor.lnk = C:\Program Files\Norton Utilities\SYSDOC32.EXE
O4 - Global Startup: SoniqSync.lnk = C:\Program Files\SoniqCast\SoniqSync\SoniqSync.exe
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_02\bin\npjpi150_02.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_02\bin\npjpi150_02.dll
O9 - Extra button: AOL Toolbar - {3369AF0D-62E9-4bda-8103-B4C75499B578} - C:\Program Files\AOL\AOL Toolbar 2.0\aoltb.dll
O9 - Extra button: AIM - {AC9E2541-2814-11d5-BC6D-00B0D0A1DE45} - C:\Program Files\aim\aim.exe
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\WINDOWS\System32\Shdocvw.dll
O9 - Extra button: MoneySide - {E023F504-0C5A-4750-A1E7-A9046DEA8A21} - C:\Program Files\Microsoft Money\System\mnyviewer.dll
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra button: WeatherBug - {AF6CABAB-61F9-4f12-A198-B7D41EF1CB52} - C:\PROGRA~1\AWS\WEATHE~1\Weather.exe (HKCU)
O12 - Plugin for .spop: C:\Program Files\Internet Explorer\Plugins\NPDocBox.dll
O14 - IERESET.INF: START_PAGE_URL=http://www.emachines.com
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://v5.windowsupdate.microsoft.co...?1093274657739
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/Ms...Downloader.cab
O23 - Service: Symantec Event Manager (ccEvtMgr) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
O23 - Service: Symantec Password Validation Service (ccPwdSvc) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccPwdSvc.exe
O23 - Service: ewido security suite control - ewido networks - C:\Program Files\ewido\security suite\ewidoctrl.exe
O23 - Service: ewido security suite guard - ewido networks - C:\Program Files\ewido\security suite\ewidoguard.exe
O23 - Service: iPod Service (iPodService) - Apple Computer, Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Norton AntiVirus Auto Protect Service (navapsvc) - Symantec Corporation - C:\Program Files\Norton AntiVirus\navapsvc.exe
O23 - Service: Norton Unerase Protection (NProtectService) - Symantec Corporation - C:\Program Files\Norton Utilities\NPROTECT.EXE
O23 - Service: ScriptBlocking Service (SBService) - Symantec Corporation - C:\PROGRA~1\COMMON~1\SYMANT~1\SCRIPT~1\SBServ.exe
O23 - Service: Symantec Network Drivers Service (SNDSrvc) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\SNDSrvc.exe
O23 - Service: SoniqSync Service - Unknown owner - C:\Program Files\SoniqCast\SoniqSync\SsSvc.exe
O23 - Service: Speed Disk service - Symantec Corporation - C:\Program Files\Speed Disk\nopdb.exe
O23 - Service: System Startup Service (SvcProc) - Unknown owner - C:\WINDOWS\svcproc.exe (file missing)
O23 - Service: SymWMI Service (SymWSC) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\Security Center\SymWSC.exe

Hi,biadro

Well first thing is not to be worried it makes going online
not fun now the only item i see in the logfile is this

O23 - Service: System Startup Service (SvcProc) - Unknown owner - C:\WINDOWS\svcproc.exe (file missing)

now i don't think it's there any more but to be
sure do a file Search for this here C:\WINDOWS\svcproc.exe
if found let me know.

please let me know one way or the other

HGD

Hi,biadro

Oh boy forgot the new toy's

first are you using a FireWall if no let me know

now get this out of the way

Make your Internet Explorer more secure - This can be done by following these simple instructions:

1. From within Internet Explorer click on the Tools menu and then click on Options.
2. Click once on the Security tab
3. Click once on the Internet icon so it becomes highlighted.
4. Click once on the Custom Level button.
1. Change the Download signed ActiveX controls to Prompt
2. Change the Download unsigned ActiveX controls to Disable
3. Change the Initialize and script ActiveX controls not marked as safe to Disable
4. Change the Installation of desktop items to Prompt
5. Change the Launching programs and files in an IFRAME to Prompt
6. Change the Navigate sub-frames across different domains to Prompt
7. When all these settings have been made, click on the OK button.
8. If it prompts you as to whether or not you want to save the settings, press the Yes button.
5. Next press the Apply button and then the OK to exit the Internet Properties page.


SpywareBlaster - Prevent the installation of ActiveX-based spyware, adware, browser hijackers, dialers, and other potentially unwanted pests.
http://www.javacoolsoftware.com/spywareblaster.html

SpywareGuard - An anti-virus program scans files before you open them and prevents execution if a virus is detected - SpywareGuard does the same thing, but for spyware!
http://www.javacoolsoftware.com/spywareguard.html

IE-SPYAD is a Registry file (IE-ADS.REG) that adds a long list of sites and domains associated with known advertisers, marketers, and crapware pushers to the Restricted sites zone of Internet Explorer.
https://netfiles.uiuc.edu/ehowes/www/resource.htm

Blocking Unwanted Parasites with a Hosts File
http://www.mvps.org/winhelp2002/hosts.htm

and this prog here will help keep your PC clean.

popular programs for doing this, is a freeware program Called Crap Cleaner. Crap Cleaner is a single utility that lets you clear your Cookies, Internet Explorer History, Empty the Recycle Bin, Uninstall Programs, Clear Usage Tracks and much more. As well as this, it has an Advanced Registry Scanner. Using a program like this is one of the easiest methods.

You should also think about using Firefox & Mozilla & us IE for updates

Get your Firefox here

Mo who

HGD