So, what could this file be? Is it a software installer, a patch, or perhaps a data archive? Without more context, it's impossible to say for certain.
Unpacking the Mystery of "http://www51scopecn/files/setup.rar.new" http www51scopecn files setuprar new
That being said, based on the text you provided, I can attempt to create a short article about... well, I'm not quite sure what it's about, but I'll try my best! So, what could this file be