The file REFRSG.DLL is identified as a virus dropper.
The dropper REFRSG.DLL is used for downloading and installing other malware, Trojans, viruses by the commands received from the Command Center.
The file REFRSG.DLL loads into the computer memory and tries to connect to the dangerous web site.
Usually the REFRSG.DLL dropper does not infect the files on the computer and does not replicate itself on other computers.
Kill the REFRSG.DLL process and delete the file REFRSG.DLL.

REFRSG.DLL Information and Removal:
MD5 of REFRSG.DLL = 5C4C6329023C8AF999D694C6FF74AB6A
REFRSG.DLL size is 110592 bytes.
Full path on a computer: %WINDIR%\REFRSG.DLL
Related Files:
%APPDATA%\LNHZ9.EXE
%APPDATA%\LOCALACCOUNTAUTHORITY.BAT
%APPDATA%\LSSAS.EXE
%APPDATA%\MANAGER.EXE
%APPDATA%\MLOG
%APPDATA%\MOUSEDRIVER.BAT
%APPDATA%\PLUG.BAT
%APPDATA%\QP8V8Y1J.EXE
%APPDATA%\UFMMLOE.LOG
%APPDATA%\YLOG
%TEMP%\8.TMP
%WINDIR%\REFRSG.DLL
%SYSTEM%\1EUROP.EXE
%SYSTEM%\5TBP.EXE
%SYSTEM%\HXKDS.EXE
%SYSTEM%\NWSAPAGENTS.DLL