Recorded Future Insikt Group
North Korean ransomware: WannaCry and Maui (in Ransomware as a State-Sponsored Weapon) · (no date on page)
Government institutions in the UK attribute the 2017 WannaCry campaign , which disrupted key services, including the UK’s NHS, to North Korea’s Lazarus Group. North Korea has also deployed ransomware, such as Maui, specifically targeting healthcare providers