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The file WIN3DX.DLL is malware related.
You must delete the file WIN3DX.DLL immediately!
Delete the file WIN3DX.DLL without delay!
Kill the process WIN3DX.DLL and remove WIN3DX.DLL from the Windows startup.
WIN3DX.DLL Information and Removal:
MD5 of WIN3DX.DLL = 9290EC3218A155DF4B788F097CE2307B
WIN3DX.DLL size is 225280 bytes.
Full path on a computer: %COMMONAPPDATA%\WIN3DX.DLL
Related Files:
%COMMONAPPDATA%\WIN3DX.DLL
%TEMP%\A.PDF