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Cetus Protocol Exploit Drains Up to $260M, Shaking Sui DeFi Ecosystem

An oracle manipulation attack on Sui’s largest DEX disrupted liquidity pools, sent token prices plummeting, and left stolen funds actively concealed.

Overview

  • Cetus Protocol, Sui network’s largest decentralized exchange, suffered a $200–260 million exploit involving spoof tokens and price manipulation.
  • The attacker exploited vulnerabilities in Cetus’s oracle system to distort price curves and drain liquidity pools, affecting multiple Sui-based tokens.
  • Major tokens like Lofi, Sudeng, and Squirtle plunged by up to 97%, while the Cetus token itself dropped 53% following the attack.
  • Cetus paused its smart contracts and launched an investigation, with the attacker’s wallet still holding over 32 million SUI and actively obfuscating funds.
  • Despite the breach, Sui’s native token (SUI) has shown resilience, rising 2.2% in the past 24 hours, though broader ecosystem recovery remains uncertain.