I Got the Same Message too, Looks like a Bot to me and I don't use HelioHost anymore.
Dear, Rimzan Hassan!
Spam sending from your computer was detected.
We highly recommend you to check your computer and perform online virus check at our site immediately: http://anti-malware.webcindario.com/online-scanner/
If you do not pass this test we will have to delete your account and forward a complaint to your ISP with attached log file (your IP address, etc.).