Trojaner-Board - lsass sdbot-wurm, hilfe

brauche dringend hilfe wegen folgender antivir-meldung, danke im voraus

c:/winnt/lsass.exe enthaelt signatur des wurms WORM/SDBOT.53675.1

loeschen, quarantaene scheitern natuerlich

hier mein log

Platform: Windows 2000 SP4 (WinNT 5.00.2195)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

Running processes:
C:\WINNT\System32\smss.exe
C:\WINNT\system32\csrss.exe
C:\WINNT\system32\winlogon.exe
C:\WINNT\system32\services.exe
C:\WINNT\system32\lsass.exe
C:\Program Files\Sygate\SPF\smc.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\spoolsv.exe
C:\WINNT\System32\ati2evxx.exe
C:\WINNT\System32\svchost.exe
C:\WINNT\lsass.exe
C:\WINNT\system32\regsvc.exe
C:\WINNT\system32\MSTask.exe
C:\Program Files\TGTSoft\StyleXP\StyleXPService.exe
C:\WINNT\System32\WBEM\WinMgmt.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\Explorer.EXE
C:\WINNT\system32\Rundll32.exe
C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\WINNT\system32\Atiptaxx.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\WINNT\system32\internat.exe
C:\Program Files\AntiVir PersonalEdition Classic\avguard.exe
C:\Program Files\AntiVir PersonalEdition Classic\avgnt.exe
C:\Program Files\AntiVir PersonalEdition Classic\sched.exe
C:\Program Files\Opera\Opera.exe
C:\WINNT\explorer.exe
C:\WINNT\system32\conime.exe
C:\Program Files\AntiVir PersonalEdition Classic\GUARDGUI.EXE
C:\HijackThis.exe

O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar1.dll (file missing)
O2 - BHO: IE - {D157330A-9EF3-49F8-9A67-4141AC41ADD4} - C:\WINNT\DOWNLO~1\cnshook.dll
O3 - Toolbar: @msdxmLC.dll,-1@1028,|?-μ?÷[&R] - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\System32\msdxm.ocx
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll (file missing)
O4 - HKLM\..\Run: [SynTPLpr] C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [AtiPTA] Atiptaxx.exe
O4 - HKLM\..\Run: [LoadQM] loadqm.exe
O4 - HKLM\..\Run: [Synchronization Manager] mobsync.exe /logon
O4 - HKLM\..\Run: [SmcService] C:\PROGRA~1\Sygate\SPF\smc.exe -startgui
O4 - HKLM\..\Run: [REGSHAVE] C:\Progra~1\REGSHAVE\REGSHAVE.EXE /autorun
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [avgnt] "C:\Program Files\AntiVir PersonalEdition Classic\avgnt.exe" /min
O4 - HKLM\..\Run: [CnsMin] Rundll32.exe C:\WINNT\DOWNLO~1\CnsMin.dll,Rundll32
O4 - HKCU\..\Run: [WashAndGo - Cleanup of old Backupfiles] C:\Program Files\Purgatio Pro\checker.exe /check
O4 - HKCU\..\Run: [Update Service] "C:\Program Files\Common Files\Teknum Systems\update.exe" /startup
O4 - HKCU\..\Run: [internat.exe] internat.exe
O8 - Extra context menu item: &Google-Suche - res://C:\Program Files\Google\GoogleToolbar1.dll/cmsearch.html
O8 - Extra context menu item: Im Cache gespeicherte Seite - res://C:\Program Files\Google\GoogleToolbar1.dll/cmcache.html
O8 - Extra context menu item: Verweisseiten - res://C:\Program Files\Google\GoogleToolbar1.dll/cmbacklinks.html
O9 - Extra button: (no name) - {6354ABE6-05F1-49ed-B850-E423120EC338} - http://cn.widget.yahoo.com/index.htm?source=Cns (file missing)
O9 - Extra button: ±!’o2a?N - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomsg (file missing)
O11 - Options group: [!CNS] ooμ﹐1e|W
O16 - DPF: {48FE89A0-486C-48DF-9DEC-BED22BDC6057} (XIsOro Control) - http://duiyi.sina.com.cn/download/OroCheck.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://by101fd.bay101.hotmail.msn.com/resources/MsnPUpld.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://www.pandasoftware.com/activescan/as5/asinst.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/msnmessengersetupdownloader.cab
O16 - DPF: {CAFEEFAC-0014-0001-0001-ABCDEFFEDCBA} (Java Runtime Environment 1.4.1_01) -
O17 - HKLM\System\CCS\Services\Tcpip\..\{F41A2979-8256-4C63-AC81-D3AC3080B142}: NameServer = 195.34.133.21,195.34.133.22
O23 - Service: AntiVir Scheduler (AntiVirScheduler) - Avira GmbH - C:\Program Files\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: AntiVir PersonalEdition Classic Service (AntiVirService) - AVIRA GmbH - C:\Program Files\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINNT\System32\ati2evxx.exe
O23 - Service: Logical Disk Manager Administrative Service (dmadmin) - VERITAS Software Corp. - C:\WINNT\System32\dmadmin.exe
O23 - Service: LSA Shel (Export Version) - Unknown owner - C:\WINNT\lsass.exe
O23 - Service: Sygate Personal Firewall (SmcService) - Sygate Technologies, Inc. - C:\Program Files\Sygate\SPF\smc.exe
O23 - Service: StyleXPService - Unknown owner - C:\Program Files\TGTSoft\StyleXP\StyleXPService.exe
O23 - Service: svcroot - Unknown owner - C:\WINNT\System32\svcroot.exe" -service (file missing)