修复
R3 - URLSearchHook: BDSrchHook Class - {2C5AA40E-8814-4EB6-876E-7EFB8B3F9662} - (no file)
O2 - BHO: (no name) - {6D794CB4-C7CD-4c6f-BFDC-9B77AFBDC02C} - C:\WINDOWS\system32\awtqnkh.dll
O2 - BHO: (no name) - {DD362109-FF39-41F6-9629-52B8F2D42BD5} - C:\WINDOWS\System32\ddcyw.dll
O4 - 启动项HKLM\\Run: [racer] ;
O20 - Winlogon Notify: awtqnkh - C:\WINDOWS\SYSTEM32\awtqnkh.dll
O20 - Winlogon Notify: ddcyw - C:\WINDOWS\System32\ddcyw.dll
删除
C:\WINDOWS\system32\awtqnkh.dll
C:\WINDOWS\System32\ddcyw.dll