If you were to receive mail from a government URL, you'd give it the time of day. Everyone would.
But this fake investment scam uses an address owned by the government of Paraguay as its spoofed "from" address. And, of course, it uses a free any anonymous e-mail address to collect responses from its victims.
And behind the spam-scam is a far more sophisticated scheme. We scrape away the stinky stuff and lay bare the fraudulent scheme.