Wer kann mir helfen? TR/Dldr.IstBar.FY2 Was ist das für ein Trojaner, den da mein Antivirenprogramm gefunden hat? Was muß ich jetzt tun?
1000 Dank.

Poste ein HijackThis-Log: http://filepony.de/download-hijackthis/

Logfile of HijackThis v1.98.2
Scan saved at 19:21:12, on 13.11.2004
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:\Programme\AVPersonal\AVWUPSRV.EXE
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\spool\drivers\w32x86\3\hpztsb05.exe
C:\Programme\AVPersonal\AVSched32.EXE
C:\PROGRA~1\TEXTBR~1.0\Bin\INSTAN~1.EXE
C:\Programme\Gemeinsame Dateien\Real\Update_OB\realsched.exe
C:\Programme\Java\j2re1.4.2_06\bin\jusched.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Programme\Zone Labs\ZoneAlarm\zlclient.exe
C:\Programme\AVPersonal\AVGNT.EXE
C:\WINDOWS\system32\ctfmon.exe
C:\Programme\Messenger\msmsgs.exe
C:\Programme\Schmaili\Schmaili.exe
C:\Programme\FRITZ!\IWatch.exe
C:\Programme\PowerISDNMonitor\pisdnmon.exe
C:\Programme\ScanPanel\ScnPanel.exe
C:\Programme\TurboNote\tbnote.exe
C:\Programme\AVPersonal\AVGUARD.EXE
C:\Programme\ICQ\Icq.exe
C:\PROGRA~1\MICROS~2\Office\OUTLOOK.EXE
C:\Programme\Internet Explorer\iexplore.exe
C:\DOKUME~1\LOKALE~1\Temp\Temporäres Verzeichnis 1 für hijackthis1982.zip\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://red.clientapps.yahoo.com/cust...search/ie.html
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://red.clientapps.yahoo.com/cust.../www.yahoo.com
R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) = http://red.clientapps.yahoo.com/cust.../www.yahoo.com
O2 - BHO: Yahoo! Companion BHO - {02478D38-C3F9-4efb-9B51-7695ECA05670} - C:\Programme\Yahoo!\Companion\Installs\cpn0\ycomp5_5_5_0.dll
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programme\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\windows\downloaded program files\googletoolbar2.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\windows\downloaded program files\googletoolbar2.dll
O3 - Toolbar: Yahoo! Companion - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programme\Yahoo!\Companion\Installs\cpn0\ycomp5_5_5_0.dll
O4 - HKLM\..\Run: [Mirabilis ICQ] C:\Programme\ICQ\ICQNet.exe
O4 - HKLM\..\Run: [HPDJ Taskbar Utility] C:\WINDOWS\System32\spool\drivers\w32x86\3\hpztsb05.exe
O4 - HKLM\..\Run: [AVSCHED32] C:\Programme\AVPersonal\AVSched32.EXE /min
O4 - HKLM\..\Run: [GSDesk32] C:\Programme\PC Safety Kid XP\GSDesk32.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programme\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\System32\\NeroCheck.exe
O4 - HKLM\..\Run: [InstantAccess] C:\PROGRA~1\TEXTBR~1.0\Bin\INSTAN~1.EXE /h
O4 - HKLM\..\Run: [RegisterDropHandler] C:\PROGRA~1\TEXTBR~1.0\Bin\REGIST~1.EXE
O4 - HKLM\..\Run: [TkBellExe] "C:\Programme\Gemeinsame Dateien\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [PE2CKFNT SE] C:\Programme\Ulead Systems\Ulead Photo Express 2 SE\ChkFont.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Programme\Java\j2re1.4.2_06\bin\jusched.exe
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [Zone Labs Client] "C:\Programme\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [UserFaultCheck] %systemroot%\system32\dumprep 0 -u
O4 - HKLM\..\Run: [AVGCtrl] C:\Programme\AVPersonal\AVGNT.EXE /min
O4 - HKLM\..\RunServices: [RegisterDropHandler] C:\PROGRA~1\TEXTBR~1.0\Bin\REGIST~1.EXE
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Programme\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [Schmaili] C:\Programme\Schmaili\Schmaili.exe
O4 - HKCU\..\RunOnce: [ICQ] C:\Programme\ICQ\Icq.exe -trayboot
O4 - Startup: TurboNote+.lnk = C:\Programme\TurboNote\tbnote.exe
O4 - Global Startup: ISDNWatch.lnk = C:\Programme\FRITZ!\IWatch.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Programme\Microsoft Office\Office\OSA9.EXE
O4 - Global Startup: Photo Express Calendar Checker SE.lnk = C:\Programme\Ulead Systems\Ulead Photo Express 2 SE\CalCheck.exe
O4 - Global Startup: PowerISDNMonitor (Autostart).lnk = C:\Programme\PowerISDNMonitor\pisdnmon.exe
O4 - Global Startup: ScanPanel.lnk = C:\Programme\ScanPanel\ScnPanel.exe
O8 - Extra context menu item: &Google Search - res://c:\windows\downloaded program files\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: Im Cache gespeicherte Seite - res://c:\windows\downloaded program files\GoogleToolbar2.dll/cmcache.html
O8 - Extra context menu item: Verweisseiten - res://c:\windows\downloaded program files\GoogleToolbar2.dll/cmbacklinks.html
O8 - Extra context menu item: Ähnliche Seiten - res://c:\windows\downloaded program files\GoogleToolbar2.dll/cmsimilar.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\WINDOWS\System32\msjava.dll
O9 - Extra 'Tools' menuitem: Sun Java Konsole - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\WINDOWS\System32\msjava.dll
O9 - Extra button: ICQ Pro - {6224f700-cba3-4071-b251-47cb894244cd} - C:\Programme\ICQ\ICQ.exe
O9 - Extra 'Tools' menuitem: ICQ - {6224f700-cba3-4071-b251-47cb894244cd} - C:\Programme\ICQ\ICQ.exe
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programme\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programme\Messenger\msmsgs.exe
O16 - DPF: Yahoo! Chat - http://us.chat1.yimg.com/us.yimg.com.../c381/chat.cab
O16 - DPF: {26CBF141-7D0F-46E1-AA06-718958B6E4D2} - http://download.ebay.com/turbo_lister/DE/install.cab
O16 - DPF: {2B323CD9-50E3-11D3-9466-00A0C9700498} (Yahoo! Audio Conferencing) - http://us.chat1.yimg.com/us.yimg.com...45/yacscom.cab
O16 - DPF: {2BC66F54-93A8-11D3-BEB6-00105AA9B6AE} (Symantec AntiVirus scanner) - http://security.symantec.com/sscv6/S...in/AvSniff.cab
O16 - DPF: {4C39376E-FA9D-4349-BACC-D305C1750EF3} (EPUImageControl Class) - http://tools.ebayimg.com/eps/wl/acti..._v1-0-3-12.cab
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) - http://software-dl.real.com/0550bfc4...dxIE601_de.cab
O16 - DPF: {62475759-9E84-458E-A1AB-5D2C442ADFDE} - http://a1540.g.akamai.net/7/1540/52/...eInstaller.exe
O16 - DPF: {644E432F-49D3-41A1-8DD5-E099162EEEC5} (Symantec RuFSI Utility Class) - http://security.symantec.com/sscv6/S.../bin/cabsa.cab
O16 - DPF: {6B4788E2-BAE8-11D2-A1B4-00400512739B} (PWMediaSendControl Class) - http://216.249.24.141/code/PWActiveXImgCtl.CAB
O16 - DPF: {6CB5E471-C305-11D3-99A8-000086395495} - http://toolbar.google.com/data/de/bi.../GoogleNav.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall-Kontrolle) - http://housecall.trendmicro-europe.c...ll/Xscan53.cab
O16 - DPF: {80DD2229-B8E4-4C77-B72F-F22972D723EA} (AvxScanOnline Control) - http://www.bitdefender.de/scan/Msie/bitdefender.cab
O16 - DPF: {88D758A3-D33B-45FD-91E3-67749B4057FA} (Sinstaller Class) - http://dm.screensavers.com/dm/instal...sinstaller.cab
O16 - DPF: {C2FCEF52-ACE9-11D3-BEBD-00105AA9B6AE} (Symantec RuFSI Registry Information Class) - http://security.symantec.com/SSC/Sha.../bin/cabsa.cab
O16 - DPF: {E855A2D4-987E-4F3B-A51C-64D10A7E2479} (EPSImageControl Class) - http://tools.ebayimg.com/eps/activex...l_v1-0-3-0.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{3C00B70A-13C3-44F4-900A-F9884E0DD25D}: NameServer = 212.62.64.34 212.62.68.34
O17 - HKLM\System\CCS\Services\Tcpip\..\{E82E28FF-F57F-426C-A616-EE5E8376C73D}: NameServer = 192.168.120.252,192.168.120.253
O17 - HKLM\System\CS1\Services\Tcpip\..\{3C00B70A-13C3-44F4-900A-F9884E0DD25D}: NameServer = 212.62.64.34 212.62.68.34

Und jetzt?

Das hier im abgesicherteN Modus bei deaktivierter Systemwiederherstellung fixen:
O16 - DPF: {62475759-9E84-458E-A1AB-5D2C442ADFDE} - http://a1540.g.akamai.net/7/1540/52...meInstaller.exe

Hat Dein Antivir sonst noch was gefunden? Ich denke er hat Deinen IST-bar-Installer schon gekillt.
Lade Dir mal AdAware SE runter und laß es laufen. Alles löschen, was er findet. Poste dann ein neues Logfile

Habe escan laufen lassen, zwar nicht im abgesicherten Modus aber das ist das Ergebnis: Was bedeutet das?

Sat Nov 13 19:58:40 2004 => Scanning Folder: C:\Programme\AVPersonal\INFECTED\*.*
C:\Programme\AVPersonal\INFECTED\SPEZIAL_030806.EXE.VIR
C:\Programme\AVPersonal\INFECTED\SPEZIAL_030806.EXE.VIR: Scanning Failure!!!
Sat Nov 13 20:01:27 2004 => C:\Programme\AVPersonal\INFECTED\SPEZIAL_030806.EXE.VIR
Sat Nov 13 20:01:27 2004 => C:\Programme\AVPersonal\INFECTED\SPEZIAL_030806.EXE.VIR possibly infected and removed by background antivirus package!
C:\Programme\AVPersonal\INFECTED\SPEZIAL_030806.EXE.VIR infected by "BkCln.Unknown" Virus. Action Taken: No Action Taken.