I recommend you UnHackMe - Ultimate Malware Killer for fast malware removal:
Free Download Fully Functional 30-day Trial. No credit card is required.
Reviews. EULA. Privacy Policy. Uninstall.
The file BTSTACFWD.DLL is malware related.
You must delete the file BTSTACFWD.DLL immediately!
Delete the file BTSTACFWD.DLL without delay!
Kill the process BTSTACFWD.DLL and remove BTSTACFWD.DLL from the Windows startup.
BTSTACFWD.DLL Information and Removal:
BTSTACFWD.DLL is known as: Mal/Behav-374 [Sophos].
MD5 of BTSTACFWD.DLL = 8A1CCDB5DCF1FB6FFE35606718846520
BTSTACFWD.DLL size is 1001984 bytes.
Full path on a computer: %SYSTEM%\BTSTACFWD.DLL
Related Files:
%SYSTEM%\NYET.EXE
%SYSTEM%\BTSTACFWD.DLL
%SYSTEM%\BTSTCFWD.LOG
%SYSTEM%\MDLCAVS.EXE
%SYSTEM%\MDLCFRR.EXE
%SYSTEM%\MDLCLRJ.EXE
%SYSTEM%\MDLCPGN.EXE
%SYSTEM%\MSGRUPD.EXE