According to South Korea's News1, the virtual asset account of NEXON founder Kim Jong-joo, who died in February this year, was hacked and virtual assets worth 8.5 billion won (about 6.7 million U.S. dollars) were stolen. The exchange Cobit notified the investigation agency of the incident. Condition. The investigation results show that the hacker criminal organization Zhang and others used pirated USIMs to sneak into the account of Jin Yuzhong opened at Cobit in May. Since then, they have stolen 8.5 billion won in Bitcoin, Ethereum, etc. 27 times. , transferred to someone else's wallet. In this regard, Zhang was sentenced to 6 years in prison by the Western District Court of Seoul last month.