A hacker linked to the Coinbase user data breach has reappeared with new blockchain activity and a public message aimed at crypto investigator ZachXBT.
In an Ethereum transaction dated May 21, the hacker added a short note, “L bozo” along with a video of basketball player James Worthy smoking a cigar.
This was done after the hacker swapped around $42.5 million in Bitcoin
$110,916.95
for Ethereum
$2,633.01
using the THORChain
$2.10
platform.
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ZachXBT pointed out the message on his Telegram channel and said it came from the same wallet involved in the breach that affected nearly 70,000 Coinbase
$3.1B
users.
On May 22, blockchain security firm PeckShield reported more transactions from the hacker. One wallet exchanged 8,697 ETH for about $22 million in the DAI
$0.9985
stablecoin. Another wallet, which had received 9,081 ETH through THORChain, swapped its funds for roughly $23 million in DAI.
The original breach happened in December 2024 but was not found until May 11, 2025. According to a filing with Maine’s Attorney General, the hackers accessed names, addresses, and other private details.
The hacker asked for a $20 million ransom in Bitcoin to keep the data from being leaked. However, Coinbase refused and instead offered the same amount as a reward for information that could help identify those behind the attack.
On May 13, the Layer-2 scaling solution ZKsync and its development team, Matter Labs, experienced a security incident. How? Read the full story.
Having completed a Master’s degree in Economics, Politics, and Cultures of the East Asia region, Aaron has written scientific papers analyzing the differences between Western and Collective forms of capitalism in the post-World War II era.With close to a decade of experience in the FinTech industry, Aaron understands all of the biggest issues and struggles that crypto enthusiasts face. He’s a passionate analyst who is concerned with data-driven and fact-based content, as well as that which speaks to both Web3 natives and industry newcomers.Aaron is the go-to person for everything and anything related to digital currencies. With a huge passion for blockchain & Web3 education, Aaron strives to transform the space as we know it, and make it more approachable to complete beginners.Aaron has been quoted by multiple established outlets, and is a published author himself. Even during his free time, he enjoys researching the market trends, and looking for the next supernova.
