52 hack event(s)
Description of the event: Decentralized trading platform Crosswise was attacked in nearly an hour, losing about $879,000. The hacker exploited a publicly exposed privileged function, which was then used to set trustedForwarder and further hijack Crosswise's owner privileges. The stolen funds have now been transferred to Tornado Cash for mixing.
Amount of loss: 879,000 Attack method: Use privileged functions
Description of the event: There is a vulnerability in the Token BURG contract of the Crypto Burger project, which is currently being exploited. The Crypto Burger project is an NFT project on the BSC chain. The project party posted a message on social media that all wallets and token liquidity have been locked.
Amount of loss: - Attack method: Contract vulnerabilities
Description of the event: 7 IDO projects on BSC are suspected to be running, namely $GOTEM (gotEM), $ONEP (HarmonyPad), $HBARP (HbarPad), $MPLAY (MetaPlay), $ELIT (Electrinity) and $PEE (MicroPee) $QDrop (QuizDrop), swept away more than 5,744 WBNB, and the funds were transferred out through Tornado.Cash.
Amount of loss: 5744 BNB Attack method: Scam
Description of the event: Rug Pull occurred in the DaoMetaland project on BSC, and the current loss exceeds 640 BNB. DaoMetaland's official Twitter has been deleted.
Amount of loss: 640 BNB Attack method: Scam
Description of the event: Arbix Finance ran away, taking away more than 10 million US dollars. Arbix Finance bills itself as an arbitrage project on BSC, where users can deposit funds in a single asset vault in order to "get the best return with low risk". Starting at around 3 am on January 4, the project siphoned users’ funds from the treasury and deleted their websites, Twitter and Telegram accounts.
Amount of loss: $ 10,000,000 Attack method: Scam
Description of the event: The MetaSwap on-chain project on the BSC transferred its running assets. A total of 1,100 BNB of stolen funds were transferred to the Tornado.cash wallet (BSC version), and the price of MGAS tokens fell by 46.99%.
Amount of loss: 1,100 BNB Attack method: Scam
Description of the event: Lever, a decentralized margin trading protocol based on AMM, was attacked by lightning loans. According to the official statement, Lever attacked contract A to borrow 2,100 BNB from PancakeSwap and deposit 2,000 BNB into Lever’s BNB vault. Then borrowed 1500 BNB from Lever’s BNB vault and transferred it to Lever Attack Contract B. Lever Attack Contract B deposited 1500 BNB and used it to consume 32.78 ETH, 1,068.05 BAKE, 167.25 XVS, 1,042.89 DAI, 674,360 USDT. BTC , 1,930.01 CAKE, 463.0078 DOT and 332.9184 WBNB. (Calculated at the current market price, the total loss is equal to US$652,941.949.)
Amount of loss: $ 652941.949 Attack method: Flash loan attack
Description of the event: Ploutoz Finance, the BSC loan agreement, was attacked. Hackers made a profit of 365,000 US dollars, and the agreement suffered even greater losses. The hacker manipulated the oracle price of DOP tokens and used DOP as collateral to lend assets such as CAKE, ETH, BTCB, etc. After that, the hackers used ParaSwap and PancakeSwap to trade for BNB and then transferred to Tornado.Cash.
Amount of loss: $ 365,000 Attack method: Manipulating the price of the oracle
Description of the event: The cross-chain protocol Synapse Protocol updates the progress of the cross-chain bridge attack. The protocol will not process hacker transactions, and all Synapsen USD will be returned to the affected liquidity providers in full. At present, the Synapse Protocol network is resuming normal activities and processing the backlog of transactions. The new nUSD fund pool has been deployed (the stableswap contract is used to replace the metapool contract to ensure security), and the unaffected liquidity providers will need to release their mortgages and remove them from the old Withdraw liquidity from the fund pool, the official announcement will be released soon. Previously, it was reported that on November 7, the asset cross-chain bridge launched by the cross-chain protocol Synapse Protocol was suspected to have loopholes. The attacker managed to manipulate the price of nUSD and made a profit of about 8 million U.S. dollars from it.
Amount of loss: $ 8,000,000 Attack method: Manipulate the price of nUSD
Description of the event: The margin trading lending platform bZx tweeted that the private keys controlling Polygon and Binance Smart Chain (BSC) deployment appeared to have been leaked, resulting in a loss of funds. The bZx smart contract itself was not compromised, and the deployment, governance and DAO vault of Ethereum were not affected by this incident. Users are reminded that if any token bZx contract is approved on Polygon or BSC, please revoke the approval as soon as possible.
Amount of loss: $ 55,040,167 Attack method: Private key leak
Description of the event: According to reports, the BSC project SQUID, which has the same name as the popular Korean drama "Squid Game", is suspected of running off or being attacked, with an estimated loss of 12 million USDT. According to the data, the official website of the project party cannot be opened at present; all the tokens in the current Pancake pledge pool have been transferred to the address: 0x71D934Aa2119CA3995F702f075d540f7A6b0f728 through two transactions. The hash value of one of the transactions on the BSC is: 0xf7c9d0e5a81999f9e06fe78df7ce41da112d8bd4f2da7b16cfdbbe46c92cb6af. The address for initiating the token withdrawal transaction is 0x614826D885FF973324a5C3f43369d7C413a88aea. In addition, traders from the address 0x1f5eabba9c56bca4a7828969b79bc87051125b31 sold SQUID tokens to transfer the BNB in the trading pair in Pancake to: 0x71D934Aa2119CA3995F702f075d540f7A6b0f728. The source of the initial gas required for the above transactions comes from the currency mixing application Tornado.Cash.
Amount of loss: $ 12,000,000 Attack method: Scam
Description of the event: The decentralized transaction protocol BXH tweeted that the assets of the protocol on the Binance Smart Chain (BSC) chain were hacked.
Amount of loss: $ 139,195,315 Attack method: Private key leak
Description of the event: The DeFi protocol AutoShark Finance on the Binance Smart Chain was attacked by hackers in a series of transactions, and the hackers made a profit of US$2 million (the protocol loss may be even greater). Previously, AutoShark was attacked by a flash loan in May, and the currency price crashed. AutoShark responded that it would issue a new token, JAWS, to compensate damaged users. Since then, AutoShark was attacked by lightning loan again in early October, and hackers made a profit of approximately US$580,000.
Amount of loss: $ 2,000,000 Attack method: Flash loan attack
Description of the event: Pancake Hunny, the DeFi protocol on BSC, was attacked by lightning loans, and HUNNY tokens fell by about 70% in a short time. The hacked transactions included 513 transfers, and Gas consumption reached 19 million, of which a large number of transfers were related to Alpaca tokens.
Amount of loss: - Attack method: Flash loan attack
Description of the event: My Farm Pet was suspected of being attacked by lightning loans, and today fell 79.86%.
Amount of loss: $ 31,424 Attack method: Flash loan attack
Description of the event: The DeFi protocol AutoShark Finance on the Binance Smart Chain was attacked by lightning loans. The main reason was that the exchange mining function was used by hackers in a series of transactions. Hackers could use lightning loans to occupy most of the mining pool (to make up for exchange losses/fees) ), at the same time, the exchange fee reward was obtained, and a total profit of 3.18 million FINS was obtained. Afterwards, the hacker exchanged FINS for 1,388 BNB (approximately US$580,000).
Amount of loss: 3,180,000 FINS Attack method: Flash loan attack
Description of the event: The cross-chain protocol pNetwork released an analysis report in response to the previous attack that resulted in the theft of 277 BTC, stating that at 17:20 UTC on September 19, 2021, the pNetwork system was attacked by hackers who attacked multiple pToken bridges. Including pBTC-on-BSC, TLOS-on-BSC, PNT-on-BSC, pBTC-on-ETH, TLOS-on-ETH and pSAFEMOON-on-ETH. However, hackers only cross-chain bridges in pBTC-on-BSC The attack was successful and 277 BTC were stolen from the pBTC-on-BSC collateral. Other pToken bridges were not affected and the funds were safe. In addition, since the hacker address has been reported to the exchange, the stolen funds are still on the hacker BTC address, and no transfer has occurred.
Amount of loss: 277 BTC Attack method: Code vulnerabilities
Description of the event: Pinecone launched the pledge pool of protocol token PCT at 09:00 UTC on August 18, 2021, and was attacked at 11:41:19 AM UTC. When the Pinecone PCT pledge pool went online, the front-end was processed to limit illegal operations, but the hacker bypassed the front-end page during the attack and directly called the smart contract through the ordinary account, depositing PCT tokens greater than the amount of the account balance, and the PCT pool was wrong. Records the number of user deposits. When withdrawing, you can extract more PCT tokens. After discovering that the currency price had plunged, the project party immediately terminated the call of the smart contract. The current loss of the number of PCTs: about 3.53 million.
Amount of loss: 3,530,000 PCT Attack method: Deflationary tokens are not compatible with mortgage models
Description of the event: On August 17, the DeFi project XSURGE on BSC suffered a lightning loan attack. On August 16, local time, XSURGE officially issued a statement about the SurgeBNB vulnerability before the attack. Since the SurgeBNB contract cannot be changed and has been abandoned, the vulnerability cannot be patched. XSURGE said that it did not disclose any specific details about the nature of this vulnerability, but strongly recommends that users migrate out of SurgereBnb as soon as possible. The vulnerability may be triggered by an attacker at any time. After the announcement, XSURGE was subsequently attacked, and the attacker stole $5 million from SurgeBNB.
Amount of loss: $ 5,000,000 Attack method: Flash loan attack
Description of the event: The Neko Network, a lending protocol on the Binance Smart Chain (BSC), was attacked. The attacker used vulnerabilities in the protocol to mortgage assets in the name of the user and sent the borrowed funds directly to the attacker’s own address. All asset pools on the Neko Network have been frozen to avoid changes. Multiple attacks occur. Due to the setting of the time lock, it takes 24 hours to develop the fund pool and allow users to raise funds in the pool. Neko Network is a product developed by the Zero Coupon Money Market Protocol Maze Protocol team.
Amount of loss: $ 2,200,000 Attack method: Protocol vulnerabilities