我单位的破烂机子这两天一开机就不停的重启，请高手们帮忙看下日志是不是有病毒在作怪？
Logfile of HijackThis v1.99.1
Scan saved at 9:14:12, on 2007-6-29
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
D:\shadu\Rising\Rav\CCenter.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\Explorer.EXE
D:\shadu\Rising\Rav\Ravmond.exe
d:\shadu\rising\rfw\rfwsrv.exe
C:\WINDOWS\system32\spoolsv.exe
d:\shadu\rising\rfw\RfwMain.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\alg.exe
C:\PROGRA~1\CNRN\RNMain.exe
C:\PROGRA~1\CNRN\RNMain.exe
D:\输入法\Google Pinyin\GooglePinyinDaemon.exe
C:\WINDOWS\system32\ctfmon.exe
D:\shadu\Rising\Rav\RavMon.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\PROGRA~1\Yahoo!\ASSIST~1\ylive.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
C:\WINDOWS\system32\wuauclt.exe
C:\DOCUME~1\YY94D1~1.MS-\LOCALS~1\Temp\hijackthis.zip 的临时目录 1\HijackThis.exe
R3 - URLSearchHook: 雅虎助手 - {406F94F0-504F-4a40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yasbar.dll
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O2 - BHO: IE - {D7B21266-AA85-44b8-B516-3B1A69827400} - C:\PROGRA~1\CNRN\RNEvent.dll
O2 - BHO: AssistHelper - {FE3ECAE7-0A37-4506-8A7D-3CC9A04D2CA8} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yassist.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: 雅虎助手 - {406F94F0-504F-4A40-8DFD-58B0666ABEBD} - C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yasbar.dll
O4 - HKLM\..\Run: [CNRN] C:\PROGRA~1\CNRN\RNMain.exe C:\PROGRA~1\CNRN\CNRN.dll,Rundll32
O4 - HKLM\..\Run: [CNRNRNHelper.dll] C:\PROGRA~1\CNRN\RNMain.exe C:\PROGRA~1\CNRN\RNHelper.dll,Rundll32
O4 - HKLM\..\Run: [Google IME Autoupdater] "D:\输入法\Google Pinyin\GooglePinyinDaemon.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
O8 - Extra context menu item: 导出到 Microsoft Office Excel(&X) - res://D:\offices\OFFICE11\EXCEL.EXE/3000
O8 - Extra context menu item: 雅虎搜索 - res://C:\PROGRA~1\Yahoo!\ASSIST~1\Assist\yasbar.dll/203
O9 - Extra button: (no name) - {110F6354-E9E3-4f8c-95DD-8487ED86C73D} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=clean (file missing)
O9 - Extra 'Tools' menuitem: 清理 上网记录 - {110F6354-E9E3-4f8c-95DD-8487ED86C73D} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=clean (file missing)
O9 - Extra button: 名品 折扣 - {30778C27-54C7-437e-946A-F04CBB8C460F} - http://adtaobao.allyes.com/main/adfclick?db=adtaobao&bid=138,140,18&cid=816,8,1&sid=5042&show=ignore&url=http://www.taobao.com/vertical/mall/pro.php?allyesPara=816 (file missing)
O9 - Extra button: Yahoo 3.5G 电邮 - {4C4A96EA-D26D-4ab1-9D7C-BEA7D3312B6F} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomail (file missing)
O9 - Extra button: (no name) - {4D985980-695A-4b42-8B11-34D8D3385676} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=repair (file missing)
O9 - Extra 'Tools' menuitem: 修复 浏览器 - {4D985980-695A-4b42-8B11-34D8D3385676} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=repair (file missing)
O9 - Extra button: 雅虎助手 - {5D73EE86-05F1-49ed-B850-E423120EC338} - http://cn.zs.yahoo.com/start.htm?source=yzs_icon&btn=yassistnew (file missing)
O9 - Extra button: 雅虎 WIDGET - {6C32C266-E0C3-447c-B1A1-650640D550D0} - http://cn.widget.yahoo.com/index.htm?source=Cns (file missing)
O9 - Extra button: 情景 聊天 - {7035F492-7EAE-4213-A159-7C4E1E216C12} - http://cn.zs.yahoo.com/cnsbutton.htm?source=cns&btn=yahoomsg (file missing)
O9 - Extra button: 信息检索 - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - D:\offices\OFFICE11\REFIEBAR.DLL
O11 - Options group: [!CNRN] 中文上网2007
O14 - IERESET.INF: START_PAGE_URL=
about:blank
O16 - DPF: {05C1004E-2596-48E5-8E26-39362985EEB9} (MMCPlayer Class) - http://p3p.sogou.com/MMCShell.cab
O16 - DPF: {32D72994-45B9-42B5-8980-FB561D1BE2D0} (nEdit Control) - https://ekey.163.com/nEdit.cab
O16 - DPF: {7647DE85-0271-4175-A95D-F31AD62EB634} (PrintSprite Control) - https://epcis-agent.paic.com.cn/PrintSprite.ocx
O17 - HKLM\System\CCS\Services\Tcpip\..\{92AC882A-3E4C-43ED-8ECB-BB9CB2FC3036}: NameServer = 202.100.96.68,202.100.96.69
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Technology Co., Ltd. - d:\shadu\rising\rfw\rfwsrv.exe
O23 - Service: Rising Process Communication Center (RsCCenter) - Beijing Rising Technology Co., Ltd. - D:\shadu\Rising\Rav\CCenter.exe
O23 - Service: Rising RealTime Monitor (RsRavMon) - Beijing Rising Technology Co., Ltd. - D:\shadu\Rising\Rav\Ravmond.exe
O23 - Service: Telephonyl (WindowsDown) - Unknown owner - C:\WINDOWS\system32\sservet.exe
