主页被改成一个地址为nb46.com的网站，用雅虎助手改回去，过一会又自动改回去。
上网不到十分钟，浏览器总会自动被关闭~请各位帮忙
日志如下：
Logfile of HijackThis v1.99.1
Scan saved at 11:01:43, on 2006-8-19
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\csrss.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:\Program Files\Rising\Rav\CCenter.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\Rising\Rav\Ravmond.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\LEXBCES.EXE
C:\WINDOWS\system32\LEXPPS.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\Rundll32.exe
C:\Program Files\Rising\Rav\RavStub.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Rising\Rav\RavTask.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Rising\Rav\Ravmon.exe
C:\WINDOWS\System32\alg.exe
C:\Program Files\Yahoo!\Assistant\yassistse.exe
C:\PROGRA~1\Yahoo!\ASSIST~1\YLive.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\msiexec.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\FlashGet\flashget.exe
D:\新建文件夹\HijackThis.exe
R3 - URLSearchHook: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\Program Files\Yahoo!\Assistant\Assist\yasbar.dll
O2 - BHO: Shockwave Flash
Object - {14A21378-5BB1-4BC4-95D5-5D3F51527F6F} - C:\WINDOWS\system32\smflash.ocx
O2 - BHO: FltSetUp Class - {1D49D58D-5C84-4B50-8359-D9809BEB2B32} - C:\Program Files\Internet Explorer\Connection Wizard\icwnet.dll
O2 - BHO: IeCatch5 Class - {2F364306-AA45-47B5-9F9D-39A8B94E7EF7} - C:\PROGRA~1\FLASHGET\jccatch.dll
O2 - BHO: yPhtb - {33BBE430-0E42-4f12-B075-8D21ACB10DCB} - C:\Program Files\Yahoo!\Assistant\Assist\yphtb.dll
O2 - BHO: Anti Fish - {38928D50-8A48-44C2-945F-D2F23F771410} - C:\Program Files\Yahoo!\Assistant\Assist\yAngling.dll
O2 - BHO: QQIEHelper - {54EBD53A-9BC1-480B-966A-843A333CA162} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O2 - BHO: CdnForIE Class - {5C3853CF-C7E0-4946-B3FA-1ABDB6F48108} - C:\PROGRA~1\CNNIC\Cdn\cdnforie.dll
O2 - BHO: YDragSearch - {62EED7C6-9F02-42f9-B634-98E2899E147B} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\YDRAGS~1.DLL
O2 - BHO: IE - {D157330A-9EF3-49F8-9A67-4141AC41ADD4} - C:\WINDOWS\DOWNLO~1\CnsHook.dll
O2 - BHO: (no name) - {D424FE4E-CAF9-4fdd-BC5F-E6E6B91D53BF} - (no file)
O2 - BHO: BHelper Class - {F2E37336-BFDB-409B-8D0E-6F013C438B20} - C:\WINDOWS\system\ab7o4c01.dll
O2 - BHO: WMHlprObj Class - {F5824EFB-728A-4726-A5A5-85A68B20EDC3} - C:\PROGRA~1\CNNIC\Cdn\wmhlpr.dll
O2 - BHO: AssistHelper - {FE3ECAE7-0A37-4506-8A7D-3CC9A04D2CA8} - C:\Program Files\Yahoo!\Assistant\Assist\yassist.dll
O3 - Toolbar: FlashGet Bar - {E0E899AB-F487-11D5-8D29-0050BA6940E3} - C:\PROGRA~1\FLASHGET\fgiebar.dll
O3 - Toolbar: 雅虎助手 - {406F94F0-504F-4A40-8DFD-58B0666ABEBD} - C:\Program Files\Yahoo!\Assistant\Assist\yasbar.dll
O4 - HKLM\..\Run: [RavTask] "C:\Program Files\Rising\Rav\RavTask.exe" -system
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [StormCodec_Helper] "C:\Program Files\Ringz Studio\Storm Codec\StormSet.exe" /S /opti
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\Run: [CnsMin] Rundll32.exe C:\WINDOWS\DOWNLO~1\CnsMin.dll,Rundll32
O4 - HKLM\..\Run: [yassistse] "C:\Program Files\Yahoo!\Assistant\yassistse.exe"
O4 - HKLM\..\Run: [YLive.exe] C:\PROGRA~1\Yahoo!\ASSIST~1\YLive.exe
O4 - HKLM\..\Run: [helper.dll] C:\WINDOWS\system32\rundll32.exe C:\PROGRA~1\3721\helper.dll,Rundll32
O4 - HKLM\..\RunOnce: [RavStub] "C:\Program Files\Rising\Rav\ravstub.exe" /RUNONCE
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - Startup: 腾讯QQ.lnk = C:\Program Files\Tencent\QQ\QQ.exe
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
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: 使用网际快车下载 - C:\Program Files\FlashGet\jc_link.htm
O8 - Extra context menu item: 使用网际快车下载全部链接 - C:\Program Files\FlashGet\jc_all.htm
O8 - Extra context menu item: 导出到 Microsoft Office Excel(&X) - res://C:\PROGRA~1\MICROS~2\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: 添加到雅虎订阅(&Y) - res://C:\Program Files\Yahoo!\Assistant\Assist\yrss.dll/YRSSMENUEXT
O8 - Extra context menu item: 用QQ彩信发送该图片 - C:\Program Files\Tencent\QQ\SendMMS.htm
O8 - Extra context menu item: 用比特精灵下载(&B) - C:\Program Files\BitSpirit\bsurl.htm
O8 - Extra context menu item: 访问通用网址 - C:\Program Files\CNNIC\Cdn\cnnic.htm
O8 - Extra context menu item: 雅虎搜索 - res://C:\Program Files\Yahoo!\Assistant\Assist\yasbar.dll/203
O9 - Extra button: Yahoo 3.5G电邮 - {507F9113-CD77-4866-BA92-0E86DA3D0B97} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomail (file missing)
O9 - Extra button: 寻宝乐趣多 - {59BC54A2-56B3-44a0-93E5-432D58746E26} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=taobao (file missing)
O9 - Extra button: 中文上网 - {5C3853CF-C7E0-4946-B3FA-1ABDB6F48108} - C:\PROGRA~1\CNNIC\Cdn\cdnforie.dll
O9 - Extra 'Tools' menuitem: 中文上网 - {5C3853CF-C7E0-4946-B3FA-1ABDB6F48108} - C:\PROGRA~1\CNNIC\Cdn\cdnforie.dll
O9 - Extra button: 雅虎助手 - {5D73EE86-05F1-49ed-B850-E423120EC338} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yassist (file missing)
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: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\PROGRA~1\FLASHGET\flashget.exe
O9 - Extra 'Tools' menuitem: &FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\PROGRA~1\FLASHGET\flashget.exe
O9 - Extra button: (no name) - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O9 - Extra 'Tools' menuitem: QQ炫彩工具条设置 - {DEDEB80D-FA35-45d9-9460-4983E5A8AFE6} - C:\Program Files\Tencent\QQ\QQIEHelper.dll
O9 - Extra button: 情景聊天 - {E5D12C4E-7B4F-11D3-B5C9-0050045C3C96} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomsg (file missing)
O9 - Extra button: (no name) - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=repair (file missing)
O9 - Extra 'Tools' menuitem: 修复浏览器 - {ECF2E268-F28C-48d2-9AB7-8F69C11CCB71} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=repair (file missing)
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra button: (no name) - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=clean (file missing)
O9 - Extra 'Tools' menuitem: 清理上网记录 - {FD00D911-7529-4084-9946-A29F1BDF4FE5} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=clean (file missing)
O10 - Unknown file in Winsock LSP: c:\windows\system32\cdnns.dll
O11 - Options group: [!CNS] 网络实名
O11 - Options group: [CDNCLIENT] 中文上网
O17 - HKLM\System\CCS\Services\Tcpip\..\{4C987C88-87C5-4DAA-A8B1-DD80B637A813}: NameServer = 61.147.37.1 61.177.7.1
O21 - SSODL: DelayRun - {5A6F2F95-3191-433B-8533-EB0B596A7BAC} - C:\WINDOWS\ab7d4c00.dll (file missing)
O23 - Service: LexBce Server (LexBceS) - Lexmark International, Inc. - C:\WINDOWS\system32\LEXBCES.EXE
O23 - Service: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rav\CCenter.exe
O23 - Service: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - C:\Program Files\Rising\Rav\Ravmond.exe
