PurityScan folder did not exist and it wasn't listed in add/remove programs, but executed the uninstaller anyway. Here my hijackthis log afterwards:
Logfile of HijackThis v1.99.1
Scan saved at 10:23:31 AM, on 5/12/2006
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\spoolsv.exe
C:\bea\WEBLOG~1\server\bin\beasvc.exe
C:\Program Files\ewido anti-malware\ewidoctrl.exe
C:\Program Files\Common Files\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\System32\nvsvc32.exe
C:\Program Files\Webroot\Spy Sweeper\WRSSSDK.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Google\Gmail Notifier\G001-1.0.25.0\gnotify.exe
C:\Program Files\Java\jre1.5.0_06\bin\jusched.exe
C:\Program Files\FSI\F-Prot\F-StopW.EXE
C:\Program Files\FSI\F-Prot\F-Sched.exe
C:\Program Files\Microsoft Hardware\Mouse\point32.exe
C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Citrix\GoToMeeting\127\g2mstart.exe
C:\Program Files\Microsoft Office Communicator\Communicator.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Adobe\Acrobat 6.0\Distillr\acrotray.exe
C:\Program Files\Citrix\GoToMeeting\127\g2mcomm.exe
C:\Program Files\Palm\HOTSYNC.EXE
C:\Program Files\Yahoo!\Messenger\ymsgr_tray.exe
C:\Program Files\Citrix\GoToMeeting\127\g2mlauncher.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktopIndex.exe
C:\Program Files\Google\Google Desktop Search\GoogleDesktopCrawl.exe
C:\HJT\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
http://www.yahoo.com/
O1 - Hosts: 59.15.10.34 ims.koreanair.com
O3 - Toolbar: Adobe PDF - {47833539-D0C5-4125-9FA8-0819E2EAAC93} - C:\Program Files\Adobe\Acrobat 6.0\Acrobat\AcroIEFavClient.dll (file missing)
O3 - Toolbar: SpoofStick - {4D46ED77-1429-4CF6-8F63-C84B5D710BAF} - C:\Program Files\CoreStreet\SpoofStick\SpoofStick.dll
O3 - Toolbar: &Netcraft Toolbar - {D554D8FC-B36D-4BB4-93DB-4A3394D505E3} - C:\Program Files\Netcraft Toolbar\nctb.dll
O3 - Toolbar: formsPlayer Multi-Search - {4122853D-4AD1-4B15-A42A-08D8BE194B44} - C:\Program Files\Common Files\Sidewinder\Soft\ExplorerBand.dll
O3 - Toolbar: formsPlayer Licensing - {6E398F38-B49F-4EAF-80DE-AD5345F4DB42} - C:\Program Files\Common Files\Sidewinder\Soft\ExplorerBand.dll
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll (file missing)
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [{0228e555-4f9c-4e35-a3ec-b109a192b4c2}] C:\Program Files\Google\Gmail Notifier\G001-1.0.25.0\gnotify.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0_06\bin\jusched.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [F-StopW] C:\Program Files\FSI\F-Prot\F-StopW.EXE
O4 - HKLM\..\Run: [FRISK FP-Scheduler] C:\Program Files\FSI\F-Prot\F-Sched.exe
O4 - HKLM\..\Run: [POINTER] point32.exe
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [SpySweeper] "C:\Program Files\Webroot\Spy Sweeper\SpySweeper.exe" /startintray
O4 - HKCU\..\Run: [Google Desktop Search] "C:\Program Files\Google\Google Desktop Search\GoogleDesktop.exe" /startup
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Yahoo! Pager] "C:\Program Files\Yahoo!\Messenger\YahooMessenger.exe" -quiet
O4 - HKCU\..\Run: [GoToMeeting] C:\Program Files\Citrix\GoToMeeting\127\g2mstart.exe
O4 - HKCU\..\Run: [Communicator] "C:\Program Files\Microsoft Office Communicator\Communicator.exe"
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - Startup: HotSync Manager.lnk = C:\Program Files\Palm\HOTSYNC.EXE
O4 - Global Startup: Acrobat Assistant.lnk = C:\Program Files\Adobe\Acrobat 6.0\Distillr\acrotray.exe
O4 - Global Startup: Billminder.lnk = C:\Program Files\Quicken\billmind.exe
O4 - Global Startup: Quicken Scheduled Updates.lnk = C:\Program Files\Quicken\bagent.exe
O4 - Global Startup: Quicken Startup.lnk = C:\Program Files\Quicken\QWDLLS.EXE
O8 - Extra context menu item: &Yahoo! Search - file:///C:\Program Files\Yahoo!\Common/ycsrch.htm
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: Yahoo! &Dictionary - file:///C:\Program Files\Yahoo!\Common/ycdict.htm
O8 - Extra context menu item: Yahoo! &Maps - file:///C:\Program Files\Yahoo!\Common/ycmap.htm
O8 - Extra context menu item: Yahoo! &SMS - file:///C:\Program Files\Yahoo!\Common/ycsms.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll (file missing)
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll (file missing)
O9 - Extra button: Yahoo! Services - {5BAB4B5B-68BC-4B02-94D6-2FC0DE4A7897} - C:\Program Files\Yahoo!\Common\yiesrvc.dll (file missing)
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: formsPlayer RSS Reader - {C1B622A5-D0A1-4703-8C37-EDC510FF6E94} - C:\Program Files\Common Files\Sidewinder\Soft\ExplorerBand.dll
O9 - Extra button: @C:\Program Files\Messenger\Msgslang.dll,-61144 - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: @C:\Program Files\Messenger\Msgslang.dll,-61144 - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra button: (no name) - {D799B0E4-BEDE-41d2-AEE0-1E3A1C4EF918} - C:\Program Files\UnH Solutions\IE Privacy Keeper\IEPrivacyKeeper.exe (HKCU)
O9 - Extra 'Tools' menuitem: IE Privacy Keeper - {D799B0E4-BEDE-41d2-AEE0-1E3A1C4EF918} - C:\Program Files\UnH Solutions\IE Privacy Keeper\IEPrivacyKeeper.exe (HKCU)
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) -
http://go.microsoft....k/?linkid=39204
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (YInstStarter Class) - C:\Program Files\Yahoo!\Common\yinsthelper.dll
O16 - DPF: {4D0ABA11-C5F0-4478-991A-375C4B648F58} (Factory Class) -
http://www.formsplay...formsPlayer.cab
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) -
http://v5.windowsupd...b?1107297010623
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O20 - Winlogon Notify: WRNotifier - C:\WINDOWS\SYSTEM32\WRLogonNTF.dll
O23 - Service: BEA WebLogic Platform 8.1 NodeManager - BEA Systems, Inc. - C:\bea\WEBLOG~1\server\bin\beasvc.exe
O23 - Service: ewido security suite control - ewido networks - C:\Program Files\ewido anti-malware\ewidoctrl.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: Webroot Spy Sweeper Engine (svcWRSSSDK) - Webroot Software, Inc. - C:\Program Files\Webroot\Spy Sweeper\WRSSSDK.exe