Uranium Finance Hack Sees $31 Million Cryptocurrency Recovery After Four Years

U.S. law enforcement has successfully seized approximately $31 million in cryptocurrency linked to the 2021 Uranium Finance hack.

The event marks the first recovery of funds from the attack, nearly four years after the incident, offering a glimmer of hope to the victims.

Key Takeaways: – U.S. law enforcement has recovered approximately $31 million in cryptocurrency from the 2021 Uranium Finance hack. – The hack exploited a vulnerability in Uranium Finance’s smart contract during an upgrade, resulting in the theft of $50 million in various cryptocurrencies.

The Southern District of New York (SDNY) announced the recovery in a social media post, crediting the successful operation to a coordinated effort with Homeland Security Investigations (HSI) in San Diego. The hack was one of the largest decentralized finance (DeFi) exploits at the time.

SDNY and @HSISanDiego seize cryptocurrency worth approximately $31 million related to April 2021 hack of Uranium Finance. If you believe you have been a victim of this hack, please contact [email protected].

— US Attorney SDNY (@SDNYnews) February 24, 2025

Uranium Finance, an automated market maker (AMM) protocol operating on the Binance Smart Chain, was targeted in April 2021. The platform, a fork of Uniswap, fell victim to a critical vulnerability in its smart contract during an upgrade to Version 2.1.

(1/2)‼️ Uranium migration has been exploited, the following address has 50m in it The only thing that matters is keeping the funds on BSC, everyone please start tweeting this address to Binance immediately asking them to stop transfers.

— Uranium Finance (@UraniumFinance) April 28, 2021

The flaw allowed attackers to exploit the system, resulting in the theft of $50 million in various cryptocurrencies, including Bitcoin (BTC), Ethereum (ETH), Binance USD (BUSD), and Tether (USDT).

Following the attack, the perpetrators swiftly moved the stolen assets through Tornado Cash, a crypto mixer designed to obscure transaction trails, and AnySwap, a cross-chain bridge facilitating asset transfers across networks. This made tracking the funds exceedingly difficult.

Blockchain investigator ZachXBT speculated that some of the stolen funds might have been used to purchase rare Magic: The Gathering trading cards.

A few hours ago it was announced that $31M from the Uranium Finance exploit was seized by US law enforcement.

In Dec 2023 I posted an investigation for the $50m Uranium exploit on BSC detailing how the exploiter had laundered $10.5M via Magic The Gathering trading cards using a… pic.twitter.com/tJtY54V2vf

— ZachXBT (@zachxbt) February 25, 2025

The incident raised suspicions of an inside job, as it coincided with Uranium Finance’s V2.1 launch and the abrupt removal of its contract repository from GitHub.

Despite undergoing an audit, Uranium Finance’s code contained a subtle yet devastating bug, exposing vulnerabilities in its adaptation of Uniswap’s structure for the Binance Smart Chain. The hack forced Uranium Finance to shut down, leaving many investors with significant losses and no compensation. The project’s social media presence has been dormant since April 30, 2021.

The recent recovery of $31 million is a beacon of hope for affected investors, although details on the distribution of these funds remain undisclosed.

Disclaimer: The information on this website is for informational purposes only and does not constitute financial or investment advice. Cryptocurrency markets are volatile, and investing involves risk. Always do your own research and consult a financial advisor.