我的电脑近期经常死屏（长时间不动）使用瑞星杀毒并没有发现病毒，请高手帮忙看一下
Logfile of HijackThis v1.99.1
Scan saved at 12:54:21, on 2005-9-3
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\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\RISING\RAV\RAVTIMER.EXE
C:\PROGRA~1\RISING\RAV\RAVMON.EXE
C:\Program Files\Rising\Rfw\rfwmain.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Rising\Rav\RsAgent.exe
C:\WINDOWS\msagent\AgentSvr.exe
c:\program files\rising\rfw\rfwsrv.exe
C:\PROGRAM FILES\RISING\RAV\CCENTER.EXE
C:\PROGRAM FILES\RISING\RAV\Ravmond.exe
C:\PROGRAM FILES\RISING\RAV\RavStub.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\Rar$EX00.822\HijackThis.exe
O4 - HKLM\..\Run: [IMJPMIG8.1] "C:\WINDOWS\IME\imjp8_1\IMJPMIG.EXE" /Spoil /RemAdvDef /Migration32
O4 - HKLM\..\Run: [PHIME2002ASync] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /SYNC
O4 - HKLM\..\Run: [PHIME2002A] C:\WINDOWS\system32\IME\TINTLGNT\TINTSETP.EXE /IMEName
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [RavTimer] C:\PROGRA~1\RISING\RAV\RAVTIMER.EXE
O4 - HKLM\..\Run: [RavMon] C:\PROGRA~1\RISING\RAV\RAVMON.EXE -SYSTEM
O4 - HKLM\..\Run: [RfwMain] C:\Program Files\Rising\Rfw\rfwmain.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O9 - Extra button: 联想 - {6096E38F-5AC1-4391-8EC4-75DFA92FB32F} - http://www.lenovo.com (file missing)
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/windowsupdate/v6/V5Controls/en/x86/client/wuweb_site.cab?1125721062663
O17 - HKLM\System\CCS\Services\Tcpip\..\{04B422C3-4D31-4E36-82A9-9DDAF9F48514}: NameServer = 202.106.0.20 202.106.46.151
O17 - HKLM\System\CS1\Services\Tcpip\..\{04B422C3-4D31-4E36-82A9-9DDAF9F48514}: NameServer = 202.106.0.20 202.106.46.151
O17 - HKLM\System\CS2\Services\Tcpip\..\{04B422C3-4D31-4E36-82A9-9DDAF9F48514}: NameServer = 202.106.0.20 202.106.46.151
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Technology Corporation Limited - c:\program files\rising\rfw\rfwsrv.exe
O23 - Service: Rising Process Communication Center (RsCCenter) - rising - C:\PROGRAM FILES\RISING\RAV\CCENTER.EXE
O23 - Service: RsRavMon Service (RsRavMon) - Beijing Rising Technology Co., Ltd. - C:\PROGRAM FILES\RISING\RAV\Ravmond.exe
