如题：症状 开机出现自动关机画面，瑞星查毒无法查出
日志如下
HijackThis_815汉化版扫描日志 V1.99.1
保存于 17:30:08, 日期 2006-8-29
操作系统： Windows 2000 SP4 (WinNT 5.00.2195)
浏览器： Internet Explorer v6.00 SP1 (6.00.2800.1106)
当前运行的进程：
C:\WINNT\System32\smss.exe
C:\WINNT\system32\winlogon.exe
C:\WINNT\system32\lsass.exe
D:\office\Rav\CCenter.exe
D:\office\Rav\Ravmond.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\system32\spoolsv.exe
C:\WINNT\system32\svchost.exe
D:\office\Rav\RavStub.exe
D:\office\Rav\RavService.exe
C:\WINNT\system32\regsvc.exe
C:\WINNT\system32\MSTask.exe
C:\WINNT\System32\WBEM\WinMgmt.exe
C:\WINNT\system32\svchost.exe
C:\WINNT\Explorer.EXE
C:\Program Files\Java\jre1.5.0\bin\jusched.exe
C:\WINNT\system32\Rundll32.exe
D:\office\Rav\RavTray.exe
D:\office\Rav\RavTask.exe
C:\WINNT\system32\internat.exe
C:\Program Files\MSN Messenger\MsnMsgr.Exe
C:\WINNT\system32\wuauclt.exe
D:\office\Rav\Ravmon.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
D:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\Rar$EX00.234\HijackThis1991zww.exe
R3 - URLSearchHook: BDSrchHook Class - {2C5AA40E-8814-4EB6-876E-7EFB8B3F9662} - C:\WINNT\DOWNLO~1\BDSrHook.dll
F2 - REG:system.ini: UserInit=userinit.exe,
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - D:\Program Files\ActiveX\AcroIEHelper.dll
O2 - BHO: BDHlprObj Class - {CA92B524-BC8A-4610-BD2C-6BD3E28155D0} - C:\WINNT\DOWNLO~1\BDHelper.dll
O3 - IE工具栏增项: @msdxmLC.dll,-1@2052,电台(&R) - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\system32\msdxm.ocx
O4 - 启动项HKLM\\Run: [SunJavaUpdateSched] C:\Program Files\Java\jre1.5.0\bin\jusched.exe
O4 - 启动项HKLM\\Run: [Synchronization Manager] mobsync.exe /logon
O4 - 启动项HKLM\\Run: [RavTray] "D:\office\Rav\RavTray.exe"
O4 - 启动项HKLM\\Run: [RavTask] "D:\office\Rav\RavTask.exe" -system
O4 - HKCU\..\Run: [Internat.exe] internat.exe
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\MSN Messenger\MsnMsgr.Exe" /background
O8 - IE右键菜单中的新增项目: 添加到QQ自定义面板 - D:\Program Files\Tencent\qq\AddPanel.htm
O8 - IE右键菜单中的新增项目: 添加到QQ表情 - D:\Program Files\Tencent\qq\AddEmotion.htm
O8 - IE右键菜单中的新增项目: 用QQ彩信发送该图片 - D:\Program Files\Tencent\qq\SendMMS.htm
O9 - 浏览器额外的按钮: JUJU猫 - {6096E38F-5AC1-4391-8EC4-75DFA92FB32F} - http://www.jujumao.com (file missing)
O9 - 浏览器额外的按钮: 卓越 - {8DE0FCD4-5EB5-11D3-AD25-00002100131B} - D:\PROGRA~1\IEPlugin.dll
O9 - 浏览器额外的按钮: 金山词霸 - {C8CE29C5-7589-11D3-B81B-0080C8DC5DC8} - D:\PROGRA~1\IEPlugin.dll
O9 - 浏览器额外的按钮: Related - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINNT\web\related.htm
O9 - 浏览器额外的“工具”菜单项: Show &Related Links - {c95fe080-8f5d-11d2-a20b-00aa003c157a} - C:\WINNT\web\related.htm
O14 - IERESET.INF: START_PAGE_URL=
about:blank
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/msnmessengersetupdownloader.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{69FE11C1-C015-4CBC-A307-751440AA7F49}: NameServer = 172.16.0.2,202.99.160.68
O23 - NT 服务: Logical Disk Manager Administrative Service (dmadmin) - VERITAS Software Corp. - C:\WINNT\System32\dmadmin.exe
O23 - NT 服务: RavService - Unknown owner - D:\office\Rav\RavService.exe" /service (file missing)
O23 - NT 服务: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - D:\office\Rav\CCenter.exe
O23 - NT 服务: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - D:\office\Rav\Ravmond.exe
