hop
Description
https://github.com/hitcon2014ctf/ctf/raw/master/hop/hop-62fa7ade9a1fa9254361e69d70e7a7e3.exe
https://dl.dropbox.com/s/5l4q7iztyfhc8c1/hop-62fa7ade9a1fa9254361e69d70e7a7e3.exe

Hint