机器不知道为什么这两天特别慢,死机......

用瑞星杀了n遍了,连病毒的毛都没有找到,我晕啊!~
这是我的HijackThis扫描日志
麻烦帮忙看看吧
Logfile of HijackThis v1.99.1
Scan saved at 18:06:52, on 2005-12-9
Platform: Windows 2000 SP3 (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\WBEM\WinMgmt.exe
C:\WINNT\Explorer.EXE
F:\hijackthis\HijackThis.exe
R3 - Default URLSearchHook is missing
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: IEHandle Class - {31EBA2E2-58B2-4980-9C41-F12F5F1422C5} - C:\Program Files\Common Files\Collegesoft\Share Components\TPHANDLE.dll
O2 - BHO: CNNIC_IDN - {35980F6E-A137-4E50-953D-813BB8556899} - C:\PROGRA~1\CNNIC\Cdn\cdniehlp.dll
O2 - BHO: CShowKuroBar Class - {59062B7A-61BD-4A26-A7A6-6A213F2601F7} - C:\Program Files\KuroM7\CallToolBar.dll
O2 - BHO: BandIE Class - {77FEF28E-EB96-44FF-B511-3185DEA48697} - C:\PROGRA~1\baidu\bar\baidubar.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O2 - BHO: 上网助手 - {BB936323-19FA-4521-BA29-ECA6A121BC78} - (no file)
O2 - BHO: (no name) - {D157330A-9EF3-49F8-9A67-4141AC41ADD4} - (no file)
O2 - BHO: SFP Class - {F236CC5A-F6E4-4011-9EED-C52FDF51CE3D} - C:\WINNT\system32\Sbhoplin.dll
O2 - BHO: WMHlprObj Class - {F5824EFB-728A-4726-A5A5-85A68B20EDC3} - C:\PROGRA~1\CNNIC\Cdn\wmhlpr.dll
O3 - Toolbar: @msdxmLC.dll,-1@2052,电台(&R) - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\System32\msdxm.ocx
O3 - Toolbar: KuroBar - {37DE7A73-1E01-47d6-BB9B-99BEDB7A22E2} - C:\Program Files\KuroM7\KuroBar.dll
O3 - Toolbar: 上网助手 - {BB936323-19FA-4521-BA29-ECA6A121BC78} - (no file)
O3 - Toolbar: 百度超级搜霸 - {B580CF65-E151-49C3-B73F-70B13FCA8E86} - C:\PROGRA~1\baidu\bar\baidubar.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.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: [hp 1000 firmware] E:\谭云影\fwdl.exe
O4 - HKLM\..\Run: [RavTimer] d:\Program Files\Rising\Rav\RavTimer.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [RavTray] d:\Program Files\Rising\Rav\RavTray.exe
O4 - HKLM\..\Run: [RavMon] d:\Program Files\Rising\Rav\RavMon.exe -system
O4 - HKLM\..\Run: [MSSER] C:\WINNT\system32\appmgmt\msser.exe
O4 - HKLM\..\Run: [IMSCMig] C:\PROGRA~1\COMMON~1\MICROS~1\IME\IMSC40A\IMSCMIG.EXE /Preload
O4 - HKLM\..\Run: [CdnCtr] C:\Program Files\CNNIC\Cdn\cdnup.exe
O4 - HKLM\..\Run: [SKYNET Personal FireWall] D:\PROGRA~1\SKYNET\FIREWALL\pfw.exe
O4 - HKCU\..\Run: [Kuro_M7] ?8?Cmds
O4 - HKCU\..\Run: [ctfmon.exe] ctfmon.exe