最近我的机器感染了两个病毒.
第一个的现象是自动关闭杀毒软件.
第二个是开机后svchost进程占cpu的使用率为99%。
请问大家这是啥病毒，咋解决。（我用的是整版的瑞星）

Logfile of HijackThis v1.99.1
Scan saved at 23:20:46, on 2006-8-16
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:\Program Files\Rising\Rav\CCenter.exe
C:\Program Files\Rising\Rav\Ravmond.exe
c:\program files\rising\rfw\rfwsrv.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Rising\Rav\RavStub.exe
C:\WINDOWS\system32\spoolsv.exe
c:\program files\rising\rfw\RfwMain.exe
C:\Program Files\Rising\Rav\RavTask.exe
C:\Program Files\Rising\Rav\Ravmon.exe
D:\Program Files\Ringz Studio\Storm Downloader\StormDownloader.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\NOTEPAD.EXE
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOCUME~1\dali\LOCALS~1\Temp\Rar$EX00.063\HijackThis.exe

O2 - BHO: 百度超级搜霸 - {B580CF65-E151-49C3-B73F-70B13FCA8E86} - (no file)
O3 - Toolbar: BitComet工具栏 - {3F1ABCDB-A875-46c1-8345-B72A4567E486} - d:\Program Files\BitComet\BitCometBar\BitCometBar0.6.dll
O3 - Toolbar: 百度超级搜霸 - {B580CF65-E151-49C3-B73F-70B13FCA8E86} - (no file)
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: [RfwMain] "C:\Program Files\Rising\Rfw\rfwmain.exe" -Startup
O4 - HKLM\..\Run: [RavTask] "C:\Program Files\Rising\Rav\RavTask.exe" -system
O4 - HKLM\..\Run: [StormCodec_Helper] "d:\Program Files\Ringz Studio\Storm Codec\StormSet.exe" /S /opti
O4 - HKLM\..\Run: [MINI_BFYY] D:\Program Files\Ringz Studio\Storm Downloader\StormDownloader.exe
O4 - HKLM\..\RunOnce: [RavStub] "C:\Program Files\Rising\Rav\ravstub.exe" /RUNONCE
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O8 - Extra context menu item: &使用暴风下载器下载 - D:\Program Files\Ringz Studio\Storm Downloader\geturl.htm
O8 - Extra context menu item: 百度-搜索MP3 - res://C:\Progra~1\Baidu\bar\BaiDuBar.dll/BAIDUMP3.HTM
O8 - Extra context menu item: 百度-搜索图片 - res://C:\Progra~1\Baidu\bar\BaiDuBar.dll/BAIDUIMG.HTM
O8 - Extra context menu item: 百度-搜索新闻 - res://C:\Progra~1\Baidu\bar\BaiDuBar.dll/BAIDUNEWS.HTM
O8 - Extra context menu item: 百度-搜索歌词 - res://C:\Progra~1\Baidu\bar\BaiDuBar.dll/BAIDULYRIC.HTM
O8 - Extra context menu item: 百度-搜索网页 - res://C:\Progra~1\Baidu\bar\BaiDuBar.dll/BAIDUSEARCH.HTM
O8 - Extra context menu item: 百度-搜索贴吧 - res://C:\Progra~1\Baidu\bar\BaiDuBar.dll/BAIDUPOST.HTM
O8 - Extra context menu item: 百度-词典搜索 - res://C:\Progra~1\Baidu\bar\BaiDuBar.dll/BAIDU_DIC.HTM
O9 - Extra button: 浩方对战平台 - {0A155D3C-68E2-4215-A47A-E800A446447A} - D:\Program Files\浩方对战平台\GameClient.exe
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
O20 - AppInit_DLLs: APIHookDll.dll
O23 - Service: Rising Proxy  Service (RfwProxySrv) - Beijing Rising Technology Co., Ltd. - c:\program files\rising\rfw\rfwproxy.exe
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Technology Co., Ltd. - c:\program files\rising\rfw\rfwsrv.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

是这意思不？？？

瑞星查不出问题,但我公司的电脑有自动被关闭啥毒软件的显现.
我的机器开机后就有一个叫SVCHOST的进程将CPU使用率直接占到99%.

没有啊！
这台机器的杀毒软件正常。

请问这两种现象是一种病毒么？

开机后我把那个占99%CPU资源的SVCHOST进程结束后，就能用了。