Kaspersky Q and A for Equation Group multiple malware program, in use
early
as 1996. NSA implicated.
https://securelist.com/files/2015/02/Equation_group_questions_and_answers.pdf
Dan Goodin: How “omnipotent” hackers tied to NSA hid for 14 yearsand
were found at last
http://ars.to/1EdOXWo