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Analysis of recent hacker attacks and DeFi security breaches

BlockChainBulletin Staff

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Analysis of recent hacker attacks and DeFi security breaches

The last week has seen a series of high-profile cyberattacks against cryptocurrency industry giants, with a particular focus on DeFi platforms, crypto hedge funds, and other blockchain-based services.

Join us in this week’s crypto hack report focusing on the types of attacks, their implementation methods, and evaluating response actions before and after the lifecycle of such attacks.

1. The Sonne Finance Million Flash Loan Attack

Sonne Finance, a typical lending/lending platform, was built on Compound and deployed on Optimism, a Layer-2 chain. However, a came flash loan attack which influenced their protocol.

Attackers took advantage of protocol bugs and bypassed the flash loan feature to drain more than $20 million in seconds. Through these loans, the hackers managed to manipulate the protocol’s liquidity reserves and thus create enormous financial damage that could only be stopped after being discovered.

Sonne Finance, in collaboration with its White Hat hacker community and Blockchain security experts, is on its way to tracking down stolen funds and fixing errors that have been exploited.

2. BlockTower Capital: Partial Drain of Funds

Blocktower Capital, one of the large players in the management of financial investments in cryptocurrencies, which manages assets worth approximately 1.7 billion dollars, has been the victim of a massive violation in their security system.

A serious setback was the loss and half of the drain of his main hedge fund due to the action of scammers. The exact amount of funds from the scam is hidden, however, the fraud has certainly forced the company to try to bring in Blockchain forensic analysts for further investigation.

3. ALEX Lab: $4.3 million loss due to weaknesses in private key storage

ALEX lab, a bitcoin DeFi application, lost $4.3 million of tokens. The assault specifically attacked BTC’s bridge service and consumed $300,000 in Bitcoin, $3.3 million in stablecoins, and $75,000 in Sugar Kingdom (SKO) tokens.

Since the breach has been detected, ALEX Lab is working with experts to complete implementations and changes to its key management systems.

4. Perdy Finance: $464,000 Contract Vulnerability Exploit

Perdy Finance, the DEX of the Aribtrum chain, was attached due to his contractual defect – resulting in a breach of $464,000 from their loan pool.

Hackers have discovered a vulnerability in Perdy Finance’s smart contracts that allows them to steal considerable values ​​while leaving the system and authorities to this problem. They only knew what to do when the problem was detected, and by then resources had already been drained.

Perdy Finance had halted operations to identify and resolve contractual issues and losses caused by such security breaches. To identify and fix the flaws of the smart contract they coordinated with blockchain security auditors and their collaboration to achieve successful smart contracts.

5. Pump. fun: embezzlement of $2 million by a previous employee

There was a massive compromise of SOL tokens in Pump.fun when a former employee of the platform stole more than $2 million value of digital assets. The employee had benefited from the senior role which granted him unrestricted access to the custody of the vault.

This exploit used flash loans on the Solana lending protocol to borrow SOL, exchange them for different coins to cause their value on the bond curves to rise to 100%, and then sell the coins to obtain the liquidity they used to repay the debt . flash loans.

Pump. economic resumed with its zero-commission trading for the next seven days to restore user confidence. The site underlined its commitment to uploading liquidity pools to Raydium for affected coins and returning the assets to consumers.

Indeed, events over the past seven days have once again brought to the fore the multi-faceted and dynamic nature of cyber risks leading to the cryptocurrency sphere.

The spectrum of illustrious flash loan exploits to intrusion threat and contract vulnerabilities has revealed the importance of constantly improving security practices, active monitoring and critical control actions to the ultimate goal of asset protection.

Also check: Q1 2024 Cryptocurrency Hack Report: Trends, Losses, and Recovery Efforts



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Cryptocurrency Price August 1: Bitcoin Dips Below $65K; Solana, XRP Down Up To 8%

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Major cryptocurrencies fell in Thursday trading following the Federal Reserve’s decision to keep its key interest rate unchanged. Overnight, the U.S. Federal Reserve kept its key interest rate at 5.25-5.5% for the eighth consecutive time, as expected, while also signaling the possibility of a rate cut at its next meeting in September. The unanimous decision by the Federal Open Market Committee reflects a continued wait-and-see approach as it monitors inflation trends.

CoinSwitch Markets Desk said: “Bitcoin has fallen below $65,000 after the US Federal Reserve announced it would keep interest rates unchanged. However, with markets now anticipating rate cuts at the next Federal Reserve meeting in September, the outlook for a Bitcoin rally by the end of the year has strengthened.”

Meanwhile, CoinDCX research team said: “The crypto market has plunged after the Fed decision. Tomorrow’s US unemployment rate announcement is expected to induce more volatility, with the ‘actual’ figure coming in higher than the ‘expected’ one, which is positive for cryptocurrencies.”

At 12:21 pm IST, Bitcoin (BTC) was down 3.2% at $64,285, while Ethereum was down nearly 4.5% at $3,313. Meanwhile, the global market cryptocurrency The market capitalization fell 3.6% to around $2.3 trillion in the last 24 hours.

“Bitcoin needs to clear its 200-day EMA at $64,510 to consolidate further. Otherwise, a retest of $62,000 could be in the cards,” said Vikram Subburaj, CEO of Giottus.

Altcoins and meme coins, such as BNB (3%), Solana (8%), XRP (5.7%), Dogecoin (5%), Cardano (4.6%), Avalanche (4.3%), Shiba Inu (3.8%), Polkadot (3.4%), and Chainlink (4%) also saw declines.

The volume of all stablecoins is now $71.64 billion, which is 92.19% of the total cryptocurrency market volume in 24 hours, according to data available on CoinMarketCap. Bitcoin’s dominance is currently 54.99%. BTC volume in the last 24 hours increased by 23.3% to $35.7 billion.

(Disclaimer: Recommendations, suggestions, opinions and views provided by experts are personal. They do not represent the views of the Economic Times)

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Altcoins WIF, BONK, RUNE, JUP Down 10% While Bitcoin Drops 4%

BlockChainBulletin Staff

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Altcoins WIF, BONK, RUNE and JUP drop 10% as Bitcoin recedes 4%

Altcoins dogwifhat, Bonk, THORChain, and Jupiter have suffered losses of more than 10%, while Bitcoin is down 4% in the last 24 hours.

After a period of relative calm yesterday, July 31, Bitcoin (BTC) price action has seen a drastic change as the cryptocurrency dropped by more than $3,500, bringing its value to $63,300. At the same time, altcoins mirrored this trend, with the total value of liquidated positions rising to nearly $225 million over the course of the day.

Initially, the week started on a positive note for Bitcoin, which reached its highest point since early June, hitting $70,000. However, this peak was short-lived, as it was quickly rejected, leading to a substantial decline, with Bitcoin falling below $65,500.

The cryptocurrency managed to regain some stability, trading comfortably at around $66,800. However, following a Press conference According to Federal Reserve Chairman Jerome Powell, the value of Bitcoin has fallen again to $64,300, down more than 3% in 24 hours.

BTC Price Chart 24 Hours | Source: crypto.news

The recession coincided with a relationship from the New York Times stating that Iran had called for retaliatory measures against Israel following the assassination of Hamas leader Ismail Haniyeh in Tehran, increasing the risk of further conflict in the region.

Meanwhile, on the economic front, the Federal Reserve decided to keep its benchmark interest rates in place, offering little information on a planned September rate cut. Powell also hinted that while no concrete decisions have been made on the September adjustment, there is growing consensus that a rate cut is likely.

Amid Bitcoin’s decline, altcoins have suffered even more significant losses. For example, dogwifhat (Wife) saw a 12.4% drop and (DISGUST) has suffered a 10% drop. Other altcoins such as THORChain (RUNE) also fell by 10%, while Jupiter (JUPITER) and the Ethereum naming service (ENS) decreased by 8% and 9% respectively.

Among the largest-cap cryptocurrencies, the biggest losers are Solana (SOL) with a decrease of 8%, (Exchange rate risk) down 6%, Cardano (ADA) down 4%, and both Ethereum (ETH) and Dogecoin (DOGE) recording a decrease of 4.4%.

Data from CoinGlass indicates that approximately 67,000 traders have been negatively impacted by this increased volatility. BTC positions have seen $61.85 million in liquidations, while ETH positions have faced $61 million. In total, the value of liquidated positions stands at $225.4 million at the time of writing.

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Riot Platforms Sees 52% Drop in Bitcoin Production in Q2

BlockChainBulletin Staff

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Riot Platforms posts 52% decrease in Bitcoin production for Q2

Bitcoin mining firm Riot Platforms has released its second-quarter financial results, highlighting a decline in cryptocurrency mined due to the recent halving.

Colorado-based Bitcoin (BTC) mining company Riot platforms revealed its second quarter financial results, highlighting a significant reduction in mined cryptocurrencies attributed to the recent halving event that took place in early April.

The company reported total revenue of $70 million for the quarter ended July 31, a decline of 8.7% compared to the same period in 2023. Riot Platforms attributed the revenue decline primarily to a $9.7 million decrease in engineering revenue, which was partially mitigated by a $6 million increase in Bitcoin extraction income.

During the quarter, the company mined 844 BTC, representing a decline of over 50% from Q2 2023, citing the halving event and increasing network difficulty as major factors behind the decline. Riot Platforms reported a net loss of $84.4 million, or $0.32 per share, missing Zacks Research forecast a loss of $0.16 per share.

Halving increases competitive pressure

The Colorado-based firm said the average cost of mining one BTC in the second quarter, including energy credits, rose to $25,327, a remarkable 341% increase from $5,734 per BTC in the same quarter of 2023. Despite this significant increase in production costs, the firm remains optimistic about maintaining competitiveness through recent deals.

For example, following the Recent acquisition Cryptocurrency firm Block Mining, Riot has increased its distributed hash rate forecast from 31 EH/s to 36 EH/s by the end of 2024, while also increasing its 2025 forecast from 40 EH/s to 56 EH/s.

Riot Platforms Hashrate Growth Projections by 2027 | Source: Riot Platforms

Commenting on the company’s financials, Riot CEO Jason Les said that despite the halving, the mining company still managed to achieve “significant operational growth and execution of our long-term strategy.”

“Despite this reduction in production available to all Bitcoin miners, Riot reported $70 million in revenue for the quarter and maintained strong gross margins in our core Bitcoin mining business.”

Jason Les

Following its Q2 financial report, Riot Platforms shares fell 1.74% to $10.19, according to Google Finance data. Meanwhile, the American miner continues to chase Canadian rival Bitfarms, recently acquiring an additional 10.2 million BITF shares, increasing its stake in Bitfarms to 15.9%.

As previously reported by crypto.news, Riot was the first announced a $950 million takeover bid for Bitfarms in late May, arguing that Bitfarms’ founders were not acting in the best interests of all shareholders. They said their proposal was rejected by Bitfarms’ board without substantive engagement.

In response, Bitfarms She said that Riot’s offer “significantly understates” its growth prospects. Bitfarms subsequently implemented a shareholder rights plan, also known as a “poison pill,” to protect its strategic review process from hostile takeover attempts.

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Aave Price Increases Following Whales Accumulation and V3.1 Launch

BlockChainBulletin Staff

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Aave price surges amid whale accumulation and V3.1 launch

Decentralized finance protocol Aave is seeing a significant spike in whale activity as the market looks to recover from the recent crash that pushed most altcoins into key support areas earlier this week.

July 31, Lookonchain shared details indicating that the whales had aggressively accumulated Aave (AAVE) over the past two days. According to the data, whales have withdrawn over 58,848 AAVE worth $6.47 million from exchanges during this period.

In one instance, whale address 0x9af4 withdrew 11,185 AAVE worth $1.23 million from Binance. Meanwhile, another address moved 21,619 AAVE worth over $2.38 million from the exchange and deposited the tokens into Aave.

These withdrawals follow a previous transfer of 26,044 AAVE from whale address 0xd7c5, amounting to over $2.83 million withdrawn from Binance.

AAVE price has surged over 7% in the past 24 hours amid buy-side pressure from these whales. The DeFi token is currently trading around $111 after jumping over 18% in the past week.

Recently, the price of AAVE increased by over 8% after Aave founder Marc Zeller announced a proposed fee change aimed at adopting a buyback program for AAVE tokens.

Aave v3.1 is available

The total value locked in the Aave protocol currently stands at around $22 billion. According to DeFiLlamaApproximately $19.9 billion is on Aave V3, while the V2 chain still holds approximately $1.9 billion in TVL and V1 approximately $14.6 million.

Aave Labs announced Previously, Aave V3.1 was made available on all networks with active Aave V3 instances.

V3.1 features improvements that are intended to improve the overall security of the DeFi protocol. The Aave DAO governance has approved the v3.1 improvements, which also include operational efficiency and usability for the network.

Meanwhile, Aave Labs recently outlined a ambitious roadmap for the projectwith a 2030 vision for Aave V4, among other developments.

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