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 6K.EXE is malware related.
You must delete the file 6K.EXE immediately!
Delete the file 6K.EXE without delay!
Kill the process 6K.EXE and remove 6K.EXE from the Windows startup.
6K.EXE Information and Removal:
6K.EXE is known as: packed with UPX [Kaspersky Lab].
MD5 of 6K.EXE = 2D9ABE802C21AE4CBA99EE04481CF620
6K.EXE size is 4939867 bytes.
Full path on a computer: %APPDATA%\6K.EXE
Related Files:
%APPDATA%\6E.EXE
%APPDATA%\6K.EXE
%APPDATA%\BAMBI.TXT