List of the most dangerous crypto hackers known through 2023, based on attack scale, success rate, and economic impact:

1. Lazarus Group

Lazarus Group is a hacker group suspected of being affiliated with the North Korean government. The group has carried out some of the largest crypto attacks in history, including an attack on cryptocurrency exchange Mt. Gox in 2014 resulting in a loss of $460 million.

2. Evil Corp

Evil Corp is a hacker group based in Russia. The group is known for its ransomware attacks, which have generated millions of dollars in ransomware. Evil Corp has also targeted crypto companies, including cryptocurrency exchange Bitfinex in 2016 resulting in losses of $72 million.

3. Binance Hack

In May 2022, cryptocurrency exchange Binance lost 6,700 Bitcoins, worth $316 million at the time. This attack was allegedly carried out by a hacker group known as "DarkSide".

4. Poly Network Hack

In August 2021, DeFi project Poly Network lost $600 million in the largest crypto attack in history. This attack was allegedly carried out by a hacker group known as "WhiteHat".

5. Coincheck Hack

In 2018, cryptocurrency exchange Coincheck lost 500 million XEM, worth $534 million at the time. This attack was allegedly carried out by a hacker group known as "Fancy Bear".