you'll start seeing patterns ---> system_.php,move.html,r.html and several others.
That's why I said...

"Whatever the case,all of the following are open dirs,
so you can examine directories/scripts contained there at will..."
And there's even more crap planted there per occasion except from the above patterns,
but I didn't had the patience to try following them over...
go-scan-pc.com
scan-ia.com
= ESTDOMAINS
KOKACH !!

(UPolyX v0.5 packed according to UE);
At least at a first glance,it seems to be a home-made protection,but I may be wrong on this...
it's been years since I had checked UPolyX...maybe I should so again
