电脑内所有后缀名为exe的文件只要右键单击或删除时，就会提示explorer.exe出错，或者提示其遇到问题需要关闭，全盘杀毒确认没有病毒，这到底怎么回事啊，跪求达人前来解答。。。
以下是HijackThis日志
Logfile of HijackThis v1.99.1
Scan saved at 23:26:08, on 2009-6-23
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
G:\Rising\Rav\CCENTER.EXE
G:\Rising\Rfw\CCENTER.EXE
C:\WINDOWS\System32\svchost.exe
G:\Rising\Rav\RavTask.exe
G:\Rising\Rfw\RavTask.exe
G:\Rising\Rfw\rfwsrv.exe
G:\Rising\Rav\RavMonD.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\agrsmsvc.exe
C:\WINDOWS\system32\nvsvc32.exe
G:\Rising\Rav\ScanFrm.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\UAService7.exe
G:\Rising\Rfw\rsnetsvr.exe
G:\Rising\Rav\RsTray.exe
G:\Rising\Rfw\RsTray.exe
G:\kaka\rstray.exe
C:\WINDOWS\system32\ctfmon.exe
C:\WINDOWS\explorer.exe
c:\program files\internet explorer\iexplore.exe
G:\kaka\knownsvr.exe
c:\program files\internet explorer\iexplore.exe
C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\Rar$EX00.640\HijackThis.exe
O2 - BHO: ThunderAtOnce Class - {01443AEC-0FD1-40fd-9C87-E93D1494C233} - G:\Thunder\ComDlls\TDAtOnce_Now.dll
O2 - BHO: BitComet ClickCapture - {39F7E362-828A-4B5A-BCAF-5B79BFDFEA60} - G:\BitComet_1.12\tools\bitcometbho.dll (file missing)
O2 - BHO: ThunderBHO - {889D2FEB-5411-4565-8998-1DD2C5261283} - G:\Thunder\ComDlls\xunleiBHO_Now.dll
O2 - BHO: 卡卡上网安全助手 - {98B7C13A-E9CD-4959-8B46-FBEAB41E42A8} - C:\WINDOWS\system32\UrlFilter.dll
O3 - Toolbar: 瑞星卡卡工具条(&R) - {DB9ECD4F-FB8F-4311-B3CE-90B976C2707C} - C:\WINDOWS\system32\KakaTool.dll
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [RavTray] "G:\Rising\Rav\RsTray.exe" -system
O4 - HKLM\..\Run: [RFWTray] "G:\Rising\Rfw\RsTray.exe" -system
O4 - HKLM\..\Run: [runeip] "G:\kaka\rstray.exe" /startup
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O8 - Extra context menu item: &U使用米人下载并收藏 - G:\NamiRobot\Data\du.html
O8 - Extra context menu item: &U使用纳米机器人下载并收藏 - G:\NamiRobot\Data\du.html
O8 - Extra context menu item: 使用迅雷下载 - G:\Thunder\Program\GetUrl.htm
O8 - Extra context menu item: 使用迅雷下载全部链接 - G:\Thunder\Program\GetAllUrl.htm
O9 - Extra button: 启动迅雷5 - {09BA8F6D-CB54-424B-839C-C2A6C8E6B436} - G:\Thunder\Thunder.exe
O9 - Extra 'Tools' menuitem: 启动迅雷5 - {09BA8F6D-CB54-424B-839C-C2A6C8E6B436} - G:\Thunder\Thunder.exe
O9 - Extra button: 浩方电竞平台 - {0A155D3C-68E2-4215-A47A-E800A446447A} - G:\platform 5.0\gameclient.exe
O17 - HKLM\System\CCS\Services\Tcpip\..\{7E5ACFD8-F4F3-49A4-8D06-F58538DAE919}: NameServer = 202.97.224.68,202.97.224.69
O17 - HKLM\System\CCS\Services\Tcpip\..\{E94203F9-C440-488A-8659-DA1DA342F35E}: NameServer = 202.106.195.68 202.106.46.151
O20 - AppInit_DLLs: kmon.dll
O20 - Winlogon Notify: AWinNotifyVitaKey MC3000 - C:\WINDOWS\
O23 - Service: Agere Modem Call Progress Audio (AgereModemAudio) - Agere Systems - C:\WINDOWS\system32\agrsmsvc.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: Rav Process Communication Center (RavCCenter) - Beijing Rising Information Technology Co., Ltd. - G:\Rising\Rav\CCENTER.EXE
O23 - Service: Rising RavTask Manager (RavTask) - Unknown owner - G:\Rising\Rav\RavTask.exe" RavTask (file missing)
O23 - Service: Rfw Process Communication Center (RfwCCenter) - Beijing Rising Information Technology Co., Ltd. - G:\Rising\Rfw\CCENTER.EXE
O23 - Service: Rising Personal Firewall Service (RfwService) - Beijing Rising Information Technology Co., Ltd. - G:\Rising\Rfw\rfwsrv.exe
O23 - Service: Rising RfwTask Manager (RfwTask) - Unknown owner - G:\Rising\Rfw\RavTask.exe" RfwTask (file missing)
O23 - Service: Rising RealTime Monitor (RsRavMon) - Beijing Rising Information Technology Co., Ltd. - G:\Rising\Rav\RavMonD.exe
O23 - Service: Rising Scan Service (RsScanSrv) - Beijing Rising Information Technology Co., Ltd. - G:\Rising\Rav\ScanFrm.exe
O23 - Service: SecuROM User Access Service (V7) (UserAccess7) - Unknown owner - C:\WINDOWS\system32\UAService7.exe
用户系统信息：Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 1.1.4322)
