Hacker Drains $117 Million From Solana DeFi Platform

Mango Markets – a Solana-based buying and selling platform – suffered a $117 million DeFi hack on Friday on account of a value manipulation exploit.

The blockchain safety agency, Certik, has damaged down how the hack was executed. 

  • In keeping with a quick offered by the corporate, the attacker manipulated the worth of MNGO – the platform’s native token and collateral asset.
  • First, the attacker funded one in every of his accounts with about 5 million USDC. These funds helped him promote 488,302,109  MNGO price of perpetual swaps on Mango markets, price over $18 million. 
  • The attacker then purchased these swaps utilizing a second account, which induced huge value volatility for MNGO. The coin pumped from simply $0.038 earlier than the assault to as excessive as $0.91 afterward. 
  • The value appreciation post-trade allowed the second account to make use of its income as collateral to borrow different tokens in huge volumes. This included 54,426,559 USDC, 768,635 mSOL, 281 BTC, 3,267,402 USDT, 2,355,667 SRM, and 32,420,404 MNGO.
  • “This represents all the liquidity that was available on Mango Markets at the time, leaving the platform insolvent,” learn the transient. 
  • The transient famous that the platform was imagined to liquidate the primary account’s brief place after the worth manipulation occasion. Nonetheless, it was “not functioning as intended at the time.”
  • In the end, the exploit was doable as a result of low liquidity of the MNGO/USDC market. 
  • The Mango Markets discord channel had apparently been notified of the potential vulnerability months prematurely. 
  • On Twitter, Mango Markets stated that it might take measures to freeze funds that had been escaping, and disabled deposits on its platform. 
  • It additionally referred to as on the attacker to get in contact to debate a “bug bounty” – a proposal to maintain a number of the stolen funds in return for almost all of them. Bug bounties have been utilized in different main crypto hacks to aim to make customers complete.  
  • The attacker seems to have responded already, proposing to ship again his MSOL, SOL, and MNGO holdings. In trade, he requested that MNGO holders comply with repay their dangerous debt utilizing their treasury’s funds and waive any potential felony investigations in opposition to him.
  • The vote on his supply will stay open till Friday however has acquired overwhelming “Yes” assist thus far.  
  • The hack is properly inside the prime 15 DeFi exploits of all time. 



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