This spam email appears to be sent by the Necurs botnet, advertising a new Bitcoin-like cryptocurrency called QTUM. Necurs is often used to pump malware, pharma and data spam and sometimes stock pump and dump.
There is no guarantee that this is actually being sent by the people running QTUM, it could simply be a Joe Job to disrupt operations. Given some of the wording alluding to illegal
Article Link: http://blog.dynamoo.com/2017/09/qtum-cryptocurrency-spam.html