If you receive an bogus email from CoinTerra with an attachament (.jar) do not open. Its a bogus email with a virus. CoinTerra do not send emails like this.
Invoice Payment Confirmation
Kind regards
Mobile: +1 (410) 963-0061
Phone: +1 (430) 487-5488
Fax: +1 (410) 543-1761
Invoice_9985.jar
cointerra Technology IQ Ltd.1140 Jollyville Rd. Ste. 354 Austin TX 78659
This happend to me in fact. Since I was with gmail, gmail even offered to open the file within gmail. similar to how you can open pdf's and other documents by gmail without having to download 1st.