Ransomware that fluctuates the price based on the average cost of a Big Mac in your area: http://www.computerworld.com/article/3195118/security/local-cost-of-a-big-mac-decides-ransom-amount-for-fatboy-ransomware.html #infosec

(the "Big Mac Index" is an informal measurement of purchasing power parity between countries: https://en.wikipedia.org/wiki/Big_Mac_Index )