kajit is a former REvil and DarkSide operator & the admin of the Ransomware Marketplace forum (RAMP). Thus, making kajit a Russia-based or Russian-speaking private ransomware-as-a-service (RaaS) operation member / leader.
Zhang Haoran is part of a Chinese hacking group known as APT 41 and BARIUM. On August 15, 2019, a Grand Jury in the District of Columbia returned an indictment against Chinese nationals ZHANG Haoran and TAN Dailin on multiple charges including Conspiracy to Cause Damage to, and Obtain Information by Unauthorized Access to, Protected Computers; Conspiracy to Commit Wire Fraud; Wire Fraud; Obtaining Information by Unauthorized Access to Protected Computers; Intentionally Causing Damage to Protected Computers; Aggravated Identity Theft; Money Laundering; and Aiding and Abetting. These charges primarily stemmed from alleged activity targeting high technology and video gaming companies, and a United Kingdom citizen.
Viet Quoc Nguyen is wanted for allegedly hacking into at least eight E-Mail Service Providers (ESPs) and stealing confidential information, including proprietary marketing data containing over one billion e-mail addresses. The ESPs were located all over the United States, including two based in the Northern District of Georgia. The massive data breach occurred between approximately February of 2009 and June of 2012. During that time, Nguyen allegedly hacked into the ESPs' computer databases and used his unauthorized access to launch spam attacks on tens of millions of e-mail recipients who had their addresses stolen. Additionally, Nguyen also allegedly entered into an arrangement that allowed him to generate revenue from his computer hacks by receiving a commission on sales generated from Internet traffic that he directed to websites promoting specific products.
Park Jin-hyok is allegedly a North Korean computer programmer who is part of a state-sponsored hacking organization responsible for some of the costliest computer intrusions in history, including the cyber attack on Sony Pictures Entertainment, a series of attacks targeting banks across the world that collectively attempted to steal more than one billion dollars, and the WannaCry ransomware attack that affected tens of thousands of computer systems across the globe.
Park has traveled to China in the past and conducted legitimate IT work under the front company "Chosun Expo" or the Korean Expo Joint Venture in addition to activities conducted on behalf of North Korea's Reconnaissance General Bureau.
Taylor Huddleston aka aeonhack is an active forum member of hackforums.net where he marketed his very own NanoCore RAT. Despite his RaT's copy protection abilities — denizens of Hackforums were able to pirate copies of NanoCore and spread it far and wide in malware and phishing campaigns. Eventually, Huddleston said he grew weary of all the drama and sold both programs to another Hackforums member, using the $60,000 or so in proceeds to move out of the rusty trailer he and his girlfriend shared and buy a house in a low-income corner of Hot Springs, Arkansas.
Bitcoin Baron is a skiddie, hacker, mad man, homophobe, and troll who who was sentenced to 20 months in prison for launching DDoS attacks against the city of Madison, Wisconsin —attacks which caused delays and outages to various municipality services, including its 911 emergency call center. The DDoS attacks took place between March 9 and March 14, 2015. He also launched DDoS attacks against News2Share.com, a user-generated video-based news portal, on two different occasions, demanding they feature one of his self-made hacker "call for arms" videos.
Ronald Dale Harris is a computer programmer who worked for the Nevada Gaming Control Board in the early 1990s and was responsible for finding flaws and gaffes in software that runs computerized casino games. Harris took advantage of his expertise, reputation and access to source code to illegally modify certain slot machines to pay out large sums of money when a specific sequence and number of coins were inserted. Harris was banned from New Jersey casinos in 1995.
Harris’ story can be seen on the Biography Channel, History Channel and Discovery Channel program Breaking Vegas, which features interviews and reenactments of some of Harris' casino-breaking scheme. The Travel Channel's Vegas Cheaters Exposed also briefly explains his story.
Calin Mateias is a Romanian man went by "Dr Mengele" and launched DDoS attacks on World of Warcraft servers in Europe between February and September 2010, typically in connection with in-game disputes with other players. Mateias was indicted for the crime in 2011 following an investigation by the FBI, but was only extradited to the US to face justice last 2017. He's been in custody since November 20, 2017. He agreed to plead guilty to a single count of intentional damage to a protected computer; in exchange, the US government agreed to drop separate charges related to an attempted hack and robbery of Ingram Micro in 2004.
Harrison, along with Saverio Mondelli, developed code designed to track users on Myspace. After attempting to extort Myspace by demanding a $150,000 consulting fee, they would be arrested and receive three years probation.
Mondelli, along with Shaun Harrison, developed code designed to track users on Myspace. After attempting to extort Myspace by demanding a $150,000 consulting fee, they would be arrested and receive three years probation.