Moonstone Sleet
Date of report
  • May 2024
Affiliations
  • Believed to be associated with the North Korean government

Moonstone Sleet is a North Korean threat actor that has previously been observed deploying ransomware on aerospace and defense systems. 

Suspected victims
  • Aerospace and defense industry firms
Suspected state sponsor
  • Korea (Democratic People's Republic of)
Type of incident
  • Financial Theft
Target category
  • Private sector
Victim government reaction
  • Unknown
Policy response