A North Korean threat actor has been found to be responsible for an attack on Radiant Capital in October. $50 million was stolen during the heist. On October 16, three developers were infected with malware. Their devices were then used to approve fraudulent transactions, leading to a loss of around $50 million. Radiant has now revealed that the attack began in September, when a developer fell victim to a phishing attack on Telegram. The Telegram message contained a file which the developer then shared with others, leading to the infection of multiple devices. 

Read more: https://www.securityweek.com/radiant-capital-50-million-heist-blamed-on-north-korean-hackers/