Taylor Huddleston, 26, of Hot Springs, Arkansas, pleaded guilty in July 2017 to one charge of aiding and abetting computer intrusions by building and intentionally selling a remote access trojan (RAT), called NanoCore RAT, to hackers for $25. He also took responsibility for creating and operating a software licensing system called “Net Seal” that was used by another suspect, Zachary Shames, to sell thousands of copies of Limitless keylogger. Shames used Net Seal to infect 3,000 people that were, in turn, used it to infect 16,000 computers.
Source: https://thehackernews.com/2018/02/malware-author-jailed.html