Daniel landed in Los Angeles with his girlfriend and a hard drive containing $350,000 in bitcoin.

The 17-year-old’s lifestyle was intended to draw attention: Parties at the hottest clubs. Rented sports cars. Cuban link chains. Imitation Richard Mille watches.

California is full of young people who were transformed into millionaires when crypto went mainstream. But Daniel didn’t just buy digital money when it was cheap and watch it skyrocket in value. He stole it.

The teenager — who was identified only by his first name when he testified as a cooperating witness at a recent trial — was part of something called “the comm,” which federal authorities say was a loose network of con artists who treated defrauding investors of…