A mě právě dorazilo něco podobného. Mail obsahoval přílohu ,,copy_invoice_26838326.zip“. Soubor obsahuje javascript s nečitelným kódem, který stahuje exe soubory z webu a vytváří zároveň xml a nějaká makra. Zřejmě se jedná o prevíta co zašifruje data na disku a síti. Tak si dávejte pozor 
___________________________________________________
Dear Customer,
Reference nr. 26838326-9005
Our internal records show that you have an outstanding balance dating on your account. Previous invoice was for $862.86 and have yet to receive your payment.
You can find the copy of the invoice enclosed to this letter.
In case if you have already transferred the payment you can disregards this payment notice. In all other case, please be so kind and forward us the amount stated in full until the end of the month.
As our agreement indicates, all outstanding balances after 30 days are subject to the 7% interest fee.
Thank you in advance for your cooperation.
Sincerely,
Rudy Ford
Junior Accountant
DataCorp Inc.
4851 Sugar Camp Road
Owatonna, MN 55060