【求助】这是什么病毒?

用卡巴查杀到trojan-dropper.win32.vidro.p说已经删除
但是下次杀毒时又杀到了,应该是不能彻底删除
电脑右下还时不时跳出"your computer might be at risk"
用hijack分析了一下,好象没什么不对的地方吧,请高手看看:
Logfile of HijackThis v1.99.1
Scan saved at 9:21:08, on 2005-7-22
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)

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
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\System32\alg.exe
C:\Program Files\Common Files\EPSON\EBAPI\SAgent2.exe
C:\Program Files\Common Files\Microsoft Shared\VS7Debug\mdm.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\WINDOWS\System32\ctfmon.exe
C:\Program Files\Internet Explorer\iexplore.exe
D:\hijackthis\HijackThis.exe

O1 - Hosts: localhost 127.0.0.1
O3 - Toolbar: 电台(&R) - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [EPSON Stylus C43 Series] rem C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S10IC2.EXE /P23 "EPSON Stylus C43 Series" /O5 "LPT1:" /M "Stylus C43"
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [BigDogPath] rem C:\WINDOWS\VM_STI.EXE USB PC Camera 301P
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\System32\ctfmon.exe
O17 - HKLM\System\CCS\Services\Tcpip\..\{4F4E209F-ACB9-41F5-9FB1-AD7AE34D7200}: NameServer = 69.50.188.180 85.255.112.5
O23 - Service: EPSON Printer Status Agent2 (EPSONStatusAgent2) - SEIKO EPSON CORPORATION - C:\Program Files\Common Files\EPSON\EBAPI\SAgent2.exe
O23 - Service: kavsvc - Kaspersky Lab - D:\kill\Kaspersky Anti-Virus Personal\kavsvc.exe

最后编辑2005-07-22 09:21:03