by_soft@yahoo.com review: selling hacked version of our software

We are exocad.com, provider of Dental CAD software. One of our spanish users ([protected]@estudiodental.es ) noticed that a vendor using the yahoo address above is selling pirated versions of our software. We received this complaint in

We would like for you to shut their account down.

---- here's the e-mail that our customer sent to us ------

--------- Forwarded message ----------
From:
Date: [protected]:11 GMT+02:00
Subject: PIRATE SOFTWARE EMAIL
To: [protected]@exocad.com

-------- Mensaje Original --------
Asunto: I have got verison of exocad 2016-10-19.
Fecha: [protected]:23
De: By Soft
Destinatario: Estudiodental Info

Hi Dear Friend,

I HAVE GOT VERISON OF EXOCAD 2016-10-19.

Full modular work for all windows 64bit.
Windows will work test modular but there is not any problem for running
windows.
it is not working with dongle.
It work with serial number.
1serial number work only one pc.
We can set the time of the serial number.
I can make 10 year.The pc should be choose the best for it.

full function,
no termination time,

all languages,

all modules work,

you can the teamviewer connect my pc and then test it

THIS SOFTWARE 1 SERIAL NUMBER PRICE 1000 EURO

REGARDS