下载Killbox,安全模式删除下列文件：
C:\WINDOWS\system32\windds32.dll
C:\WINDOWS\system32\windhcp.ocx
C:\WINDOWS\system32\xpdhcp.dll
C:\WINDOWS\system32\cmdbcs.dll
C:\WINDOWS\system32\LgSym.dll
C:\WINDOWS\system32\twunk32.exe
C:\WINDOWS\cmdbcs.exe
C:\WINDOWS\iexpl0re.exe
C:\Program Files\WindowsUpdate\7.exe
运行regedit,删除下列值：
[HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run]
<eif097jdkjw><C:\WINDOWS\iexpl0re.exe> [N/A]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run]
<UpdReg><C:\WINDOWS\UpdReg.EXE> [Creative Technology Ltd.]
<RavHelp><C:\Program Files\WindowsUpdate\7.exe> [N/A]
<cmdbcs><C:\WINDOWS\cmdbcs.exe> [Microsoft Corporation]
[HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run]
<twin><C:\WINDOWS\system32\twunk32.exe> [N/A]
[Win32 Display Driver / Win32DDS][Stopped/Auto Start]
<C:\WINDOWS\system32\\rundll32.exe windds32.dll,input><Microsoft Corporation>
[Windows DHCP Service / WinDHCPsvc][Stopped/Auto Start]
<C:\WINDOWS\system32\\rundll32.exe windhcp.ocx,input><Microsoft Corporation>
[WinXP DHCP Service / WinXPDHCPsvc][Stopped/Auto Start]
<C:\WINDOWS\system32\\rundll32.exe xpdhcp.dll,input><Microsoft Corporation>
[WMDM PMSP Service / WMDM PMSP Service][Running/Auto Start]
<C:\WINDOWS\system32\MsPMSPSv.exe><Microsoft Corporation>
卸载QQ，清理注册表，重新安装QQ
重新安装声卡，要确认安装成功
