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Inside Crypto
1 year, 5 months ago

Cetus, Sui Network’s Biggest DEX and Liquidity Provider, Loses $260M in Hack

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Cetus Protocol, the largest decentralized exchange (DEX) and liquidity provider on the Sui network, has been drained of $260 million worth of tokens in an apparent hack, according to crypto sleuth Lookonchain.

The Cetus team has paused the smart contracts and is actively investigating, it said in an X post. According to early analysis, the attacker used spoof tokens like BULLA to exploit broken price curves and reserve calculations.

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They then added near-zero liquidity to manipulate internal LP state and repeatedly removed real assets like SUI and USDC without depositing anything meaningful.

Seems like all @CetusProtocol LP were drained



Looking into tx, the likely exploit path was:

1. Swap in spoof token (e.g. BULLA → SUI), taking advantage of miscalculated price curve or broken reserve math.



2. Add liquidity with a near-zero amount, to manipulate internal LP… pic.twitter.com/FtpYRSpwWW — sashko🇺🇦 (@d0rsky) May 22, 2025

Cetus confirmed the incident on X, saying the contract has been paused “for safety” and that a detailed statement will follow.

CETUS is down 40% in the past few hours, while Sui-based memecoins like BULLA and MOJO have dropped over 90%.

(DEXTools)

UPDATE (May 22, 12:00 UTC): Updates headline and story with additional details.
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