ref.dat

File ref.dat is malware or can be infected by malware:
Smitfraud.c Trojan, SpywareQuake Trojan, VirusBurst Ransomware, Zlob.Fam Trojan
You must run antivirus software as soon as posible to check you computer.

Download ExterminateIt! to instantly get rid of malware!

Also Be Aware of this dangerous files:

File name kxipenld.dll
Removing hfoltdaj.dll
MMaker4b.exe virus
zwpknnfy.dll File
sjuearrt.dll File