Microsoft Digital Defense Report
Harmony Horizon Bridge heist (June 2022) attributed to Jade Sleet · Microsoft Digital Defense Report 2023
In January 2023, the Federal Bureau of Investigation (FBI) publicly attributed the June 2022 heist of $100 million in cryptocurrency from Harmony’s Horizon Bridge to North Korean cyber actors. ... Microsoft attributed this activity to Jade Sleet, which we estimate has stolen approximately $1 billion in cryptocurrency so far.