近日，在地址栏的下拉列表中会自动出现www.u88.cn与www.800so.cn的网址，就算清理了历史记录，等在打开IE后就又会在出现了，这是我的日志，请帮我看看

Logfile of HijackThis v1.99.1
Scan saved at 15:01:09, on 2006-5-13
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\winlogon.exe
C:\WINNT\system32\services.exe
C:\WINNT\system32\lsass.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\spoolsv.exe
C:\WINNT\system32\DRIVERS\CDANTSRV.EXE
C:\WINNT\system32\svchost.exe
C:\Program Files\Panda Software\Panda Administrator 3\Pav_Agent\Pagent.exe
C:\Program Files\Panda Software\Panda Administrator 3\Scheduler\pavsched.exe
C:\Program Files\Panda Software\Panda Administrator 3\Pav_Agent\pagentwd.exe
C:\WINNT\system32\MSTask.exe
C:\WINNT\System32\WBEM\WinMgmt.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\Explorer.EXE
C:\WINNT\system32\igfxtray.exe
C:\WINNT\system32\hkcmd.exe
C:\WINNT\system32\ctfmon.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
E:\TDdownload\HijackThis\HijackThis\HijackThis.exe

O2 - BHO: ThunderIEHelper Class - {0005A87D-D626-4B3A-84F9-1D9571695F55} - C:\WINNT\system32\xunleibho_v14.dll
O2 - BHO: QQBrowserHelperObject Class - {54EBD53A-9BC1-480B-966A-843A333CA162} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O2 - BHO: IEhlprObj Class - {A3803141-3CF5-4D66-B7EA-8D2674FE152C} - C:\Program Files\Internet Explorer\lib\stdie.dll
O3 - Toolbar: @msdxmLC.dll,-1@2052,电台(&R) - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\system32\msdxm.ocx
O3 - Toolbar: 卡卡上网安全助手 - {DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} - C:\WINNT\system32\kakatool.dll
O4 - HKLM\..\Run: [Synchronization Manager] mobsync.exe /logon
O4 - HKLM\..\Run: [IgfxTray] C:\WINNT\system32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINNT\system32\hkcmd.exe
O4 - HKLM\..\Run: [IMSCMig] C:\PROGRA~1\COMMON~1\MICROS~1\IME\IMSC40A\IMSCMIG.EXE /Preload
O4 - HKCU\..\Run: [ctfmon.exe] ctfmon.exe
O4 - Startup: 腾讯QQ.lnk = C:\Program Files\Tencent\QQ\QQ.exe
O8 - Extra context menu item: 上传到QQ网络硬盘 - C:\Program Files\Tencent\QQ\AddToNetDisk.htm
O8 - Extra context menu item: 导出到 Microsoft Office Excel(&X) - res://D:\MICROS~1\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: 添加到QQ自定义面板 - C:\Program Files\Tencent\QQ\AddPanel.htm
O8 - Extra context menu item: 添加到QQ表情 - C:\Program Files\Tencent\QQ\AddEmotion.htm
O8 - Extra context menu item: 用QQ彩信发送该图片 - C:\Program Files\Tencent\QQ\SendMMS.htm
O9 - Extra button: 信息检索 - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - D:\MICROS~1\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINNT\web\related.htm
O9 - Extra 'Tools' menuitem: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINNT\web\related.htm
O9 - Extra button: QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\Tencent\QQ\QQ.EXE
O9 - Extra 'Tools' menuitem: 腾讯QQ - {c95fe080-8f5d-11d2-a20b-00aa003c157b} - C:\Program Files\Tencent\QQ\QQ.EXE
O9 - Extra button: 访问瑞星网站 - {FF2DE7A6-ECB1-4CBC-9C0E-D92A9E66E444} - http://www.rising.com.cn/?u=RSTB (file missing)
O9 - Extra button: 访问卡卡社区 - {FF2DE7A6-ECB1-4CBC-9C0E-D92A9E66E445} - http://www.ikaka.com/?u=RSTB (file missing)
O17 - HKLM\System\CCS\Services\Tcpip\Parameters: Domain = gfzg.com
O17 - HKLM\System\CCS\Services\Tcpip\..\{5A92D539-B630-47BF-BEEF-1291BCBE695F}: NameServer = 202.103.224.68
O17 - HKLM\System\CS1\Services\Tcpip\Parameters: Domain = gfzg.com
O17 - HKLM\System\CS1\Services\Tcpip\..\{5A92D539-B630-47BF-BEEF-1291BCBE695F}: NameServer = 202.103.224.68
O17 - HKLM\System\CS2\Services\Tcpip\Parameters: Domain = gfzg.com
O17 - HKLM\System\CS2\Services\Tcpip\..\{5A92D539-B630-47BF-BEEF-1291BCBE695F}: NameServer = 192.168.3.246
O20 - Winlogon Notify: igfxcui - C:\WINNT\SYSTEM32\igfxsrvc.dll
O20 - Winlogon Notify: System Safety Monitor - C:\WINNT\SYSTEM32\SSMWinlogonEx.dll
O23 - Service: C-DillaSrv - C-Dilla Ltd - C:\WINNT\system32\DRIVERS\CDANTSRV.EXE
O23 - Service: Logical Disk Manager Administrative Service (dmadmin) - VERITAS Software Corp. - C:\WINNT\System32\dmadmin.exe
O23 - Service: Panda AdminSecure Communications Agent (PAVAGENTE) - Panda Software - C:\Program Files\Panda Software\Panda Administrator 3\Pav_Agent\Pagent.exe
O23 - Service: Panda AdminSecure Scheduler (PavAtScheduler) - Panda Software - C:\Program Files\Panda Software\Panda Administrator 3\Scheduler\pavsched.exe
O23 - Service: Panda Antivirus Report Service (PavReport) - Panda Software - C:\Program Files\Panda Software\Panda Administrator 3\PavReport\PavReport.exe