如果将explorer.exe进程干掉,再重新运行explorer则不会出现这种情况

有日志


Logfile of HijackThis v1.99.1
Scan saved at 16:05:04, on 2006-7-9
Platform: Windows 2003 SP1 (WinNT 5.02.3790)
MSIE: Internet Explorer v6.00 SP1 (6.00.3790.1830)

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:\Program Files\Common Files\Symantec Shared\ccSetMgr.exe
C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Symantec AntiVirus\DefWatch.exe
C:\WINDOWS\system32\inetsrv\inetinfo.exe
C:\Program Files\Symantec AntiVirus\Rtvscan.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Common Files\Symantec Shared\ccApp.exe
C:\PROGRA~1\SYMANT~1\VPTray.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\system32\cmd.exe
C:\WINDOWS\system32\conime.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\Rar$EX00.484\Tcpview.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\HijackThis.exe

F2 - REG:system.ini: UserInit=C:\WINDOWS\SYSTEM32\Userinit.exe,C:\WINDOWS\system32\netsend.exe
O2 - BHO: ThunderBHO - {889D2FEB-5411-4565-8998-1DD2C5261283} - C:\Program Files\Thunder Network\Thunder\ComDlls\XunLeiBHO_002.dll
O4 - HKLM\..\Run: [PHIME2002A] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /IMEName
O4 - HKLM\..\Run: [ccApp] "C:\Program Files\Common Files\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [vptray] C:\PROGRA~1\SYMANT~1\VPTray.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O8 - Extra context menu item:  POTU:加入我的博通 - http://www.potu.com/my/rightClick.php
O8 - Extra context menu item: 使用迅雷下载 - C:\Program Files\Thunder Network\Thunder\Program\GetUrl.htm
O8 - Extra context menu item: 使用迅雷下载全部链接 - C:\Program Files\Thunder Network\Thunder\Program\GetAllUrl.htm
O9 - Extra button: 信息检索 - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O17 - HKLM\System\CCS\Services\Tcpip\..\{9F30C1DA-B189-4895-ABEB-3DDCE060B1EC}: NameServer = 202.102.152.3,202.102.154.3
O18 - Protocol: about - {3050F406-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: cdl - {3DD53D40-7B8B-11D0-B013-00AA0059CE02} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: file - {79EAC9E7-BAF9-11CE-8C82-00AA004BA90B} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: ftp - {79EAC9E3-BAF9-11CE-8C82-00AA004BA90B} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: gopher - {79EAC9E4-BAF9-11CE-8C82-00AA004BA90B} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: http - {79EAC9E2-BAF9-11CE-8C82-00AA004BA90B} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: https - {79EAC9E5-BAF9-11CE-8C82-00AA004BA90B} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: its - {9D148291-B9C8-11D0-A4CC-0000F80149F6} - C:\WINDOWS\system32\itss.dll
O18 - Protocol: javascript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: local - {79EAC9E7-BAF9-11CE-8C82-00AA004BA90B} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: mailto - {3050F3DA-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: mhtml - {05300401-BCBC-11D0-85E3-00C04FD85AB4} - C:\WINDOWS\system32\inetcomm.dll
O18 - Protocol: mk - {79EAC9E6-BAF9-11CE-8C82-00AA004BA90B} - C:\WINDOWS\system32\urlmon.dll
O18 - Protocol: ms-help - {314111C7-A502-11D2-BBCA-00C04F8EC294} - C:\Program Files\Common Files\Microsoft Shared\Help\hxds.dll
O18 - Protocol: ms-its - {9D148291-B9C8-11D0-A4CC-0000F80149F6} - C:\WINDOWS\system32\itss.dll
O18 - Protocol: msdaipp - (no CLSID) - (no file)
O18 - Protocol: mso-offdap - {3D9F03FA-7A94-11D3-BE81-0050048385D1} - C:\PROGRA~1\COMMON~1\MICROS~1\WEBCOM~1\10\OWC10.DLL
O18 - Protocol: res - {3050F3BC-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: sysimage - {76E67A63-06E9-11D2-A840-006008059382} - C:\WINDOWS\system32\mshtml.dll
O18 - Protocol: vbscript - {3050F3B2-98B5-11CF-BB82-00AA00BDCE0B} - C:\WINDOWS\system32\mshtml.dll
O23 - Service: Adobe LM Service - Adobe Systems - C:\Program Files\Common Files\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: Symantec Event Manager (ccEvtMgr) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccEvtMgr.exe
O23 - Service: Symantec Password Validation (ccPwdSvc) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccPwdSvc.exe
O23 - Service: Symantec Settings Manager (ccSetMgr) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\ccSetMgr.exe
O23 - Service: Symantec AntiVirus Definition Watcher (DefWatch) - Symantec Corporation - C:\Program Files\Symantec AntiVirus\DefWatch.exe
O23 - Service: SAVRoam (SavRoam) - symantec - C:\Program Files\Symantec AntiVirus\SavRoam.exe
O23 - Service: Symantec SPBBCSvc (SPBBCSvc) - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\SPBBC\SPBBCSvc.exe
O23 - Service: Symantec AntiVirus - Symantec Corporation - C:\Program Files\Symantec AntiVirus\Rtvscan.exe

关闭所有浏览窗口以及一些不必要的程序
运行Hijackthis，扫描结束后在下列选项前打上勾，然后选"修复
F2 - REG:system.ini: UserInit=C:\WINDOWS\SYSTEM32\Userinit.exe,C:\WINDOWS\system32\netsend.exe
双击我的电脑，工具，文件夹选项，查看，单击选取"显示隐藏文件或文件夹"清除"隐藏受保护的操作系统文件（推荐）"复选框。在提示确定更改时，单击“是”，清除“隐藏已知文件类型的扩展名
删除
C:\WINDOWS\system32\netsend.exe
如果还没有解决问题
请下载 System Repair Engineer，使用“智能扫描”，按下“扫描”按钮进行扫描，扫描完成后按下“保存报告”按钮保存报告日志文件（SREng.LOG），把保存的报告日志文件内容复制-粘贴上来
下载网址
http://www.kztechs.com/sreng/sreng2.zip
http://forum.ikaka.com/topic.asp?board=67&artid=5188931
日志一次粘不完，分次粘完，请不要修改。