QuillMonitor : Web3 Hacks and Alerts
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🚨 Hack Alert!

Target: KelpDAO

What happened: A significant incident has affected KelpDAO, involving the transfer of at least ~$290M.

Funds can be traced to two specific addresses: approximately ~$250M has been traced to address 0x5d3919F12bCc35c26Eee5F8226A9bee90c257Ccc, and around ~$2.5M to address 0xCBb24A6B4DAfaAA1a759A2F413eA0eB6AE1455CC.

This indicates a successful exploit impacting the project, with substantial financial loss.

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🚨 Hack Alert!

Target: Aave

What happened: A phishing attack resulted in a loss of 3 WBTC, valued at $221K, after a user signed an increaseApproval signature on the Ethereum network.

The stolen WBTC had recently been withdrawn from Aave. This incident is part of a larger scheme where $585K has been drained from four victims within the past 11 hours using the same drainer method.

The victim's address is 0x5d908c88bE270889C0953E7dfF1C8E1D699cEeA3.

Forensic details include an approval transaction linked here: https://t.co/BP0UbotFzh and the drain transaction can be found at: https://t.co/MAscc7rQLz.

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🚨 Hack Alert!
Target: KelpDAO

What happened: The Arbitrum Security Council has taken emergency action to freeze 30,766 ETH, valued at approximately $70 million. This frozen ETH is associated with the recent KelpDAO exploit, indicating a significant security incident involving funds related to this specific project on the Arbitrum One network. The situation reflects a proactive response to a confirmed hack, emphasizing the impact on stakeholders involved.

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🚨 Hack Alert!
Target: Cork Protocol

What happened: The Cork Protocol fell victim to an exploit involving both a multi-transaction setup and a single atomic transaction, resulting in a loss of $12 million.

Unusual on-chain activity preceded this single transaction, which successfully drained the funds.

While traditional monitoring methods might have detected the unusual activity, they would not have been able to prevent the exploit from executing.

This incident was presented by JosΓ© Cardoso, the Head of BD at Hypernative, during the Rekt Security Summit in Cannes.

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🚨 Hack Alert!
Target: KelpDAO

What happened: A recent security incident involves the @KelpDAO exploiter who has transferred all funds from Ethereum to Bitcoin, with a total amount of $1,979 BTC moved.

Additionally, the @Balancer exploiter has resumed activity after five months, now laundering $700K worth of ETH into BTC via @THORChain.

The incident highlights notable exploits within these DeFi protocols, marking significant fund movements between chains.

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🚨 Hack Alert!
Target: Balancer

What happened: 🚨 The Balancer exploiter, who previously stole approximately $120 million, has been reported active again after five months.

In the past couple of hours, the exploiter transferred 1,100 ETH, valued at $2.55 million, and is in the process of laundering these funds by converting ETH to BTC through THORChain.

The details of the transactions include ETH currently sitting at the following addresses:
1. bc1qlyzhp6en4tk2mkt6sl83lzhxm55ycq2yjcm6u7
2. bc1qx4lwa6ewj5z0t6k4q86yd0gy62ej058hye7y93.

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🚨 Hack Alert!

Target:

What happened: A suspicious transaction was detected targeting an unverified contract on Ethereum.

An estimated loss of ~$983K occurred due to a missing access-control check in the contract’s execute() function, which allowed arbitrary call execution.

The attacker exploited a pre-existing unlimited yvWETH approval from the victim address, draining 384.67 yvWETH, which was unwound for about 429.2 ETH.

The attack transaction can be viewed here: https://t.co/CjS9S0biHi.

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🚨 Hack Alert!

Target: KyberSwap

What happened: KyberSwap was subjected to a reentrancy attack on November 23, 2023.

The attack led to a significant financial impact, resulting in a loss of approximately ~$47M.

Following the incident, an exploiter has laundered 2,900 $ETH, equivalent to $6.8M, through Tornado Cash as part of the illicit activities related to this hack.

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🚨 Hack Alert!
Target: syndicateio

What happened: An exploit has occurred involving the project Syndicate through a compromise of the Commons bridge.

Approximately 18.5 million SYND tokens were acquired by the attacker, leading to a financial impact of around $330,000. The stolen funds were subsequently bridged to Ethereum.

This incident highlights the need for increased vigilance in the Web3 space.

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🚨 Hack Alert!
Target: AftermathFi

What happened: An exploit has been detected involving AftermathFi, resulting in approximately $900,000 worth of USDC being drained from the platform. The situation is currently under investigation.

Users are advised to remain vigilant as details are still emerging regarding this incident.

Further updates will follow as more information becomes available.

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🚨 Hack Alert!
Target: Wasabi Protocol

What happened: 🚨 Alert: A significant security incident has been detected involving the Wasabi Protocol.

An address funded via Tornado Cash has deployed a malicious contract on both the Base and Ethereum networks.

This incident has led to the theft of approximately $4.5M across multiple assets, which include $WETH, $PEPE, $MOG, $USDC, $BITCOIN, $VIRTUAL, $ZYN, $REKT, $cbBTC, and $AERO.

The stolen funds were consolidated into $ETH and then bridged to the Ethereum network, followed by distribution across multiple addresses.

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🚨 Hack Alert!

Target: KelpDAO

What happened: In April 2026, the crypto space experienced 40 major hacks totaling $647M, marking a significant 1,140% increase from March's $52.2M.

Among these, the KelpDAO and DriftProtocol exploits rank in the Top 10 hacks since 2021.

The KelpDAO exploiter used rsETH supplied to Aave to borrow a substantial amount of ETH, subsequently laundering the stolen funds into Bitcoin. This incident has posed a serious risk of bad debt exposure within the Aave ecosystem.

In response to these exploitations, DeFi United is taking coordinated measures to absorb the resulting liquidity shortfall and prevent further systemic contagion.


Top 5 noted hacks include:
- KelpDAO: $292M (Ranked #7, Jan 2021 – Apr 2026)
- Drift: $285M (Ranked #9, Jan 2021 – Apr 2026)
- Rhea Finance: $20M
- Grinex: $13.74M
- Wasabi Protocol

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🚨 Hack Alert!

Target: Wasabi Perp

What happened: Wasabi Perp drained over $5 million across Ethereum, Base, and Blast this morning.

No smart contract bug or oracle manipulation was involved. The incident resulted from a single private key that held admin authority across all three chains. When this key was compromised, the protocol was drained through its own privileged functions in a span of two hours.

The attack could have been prevented with various measures:

- Drainer deployment: Hypernative's detection engine flagged the attacker's orchestrator contract three minutes before the first drain, suggesting that a pre-configured response could have paused vaults before any transactions settled.

- Privilege escalation: Monitoring RoleGranted events against a pre-approved destination list could have flagged unscheduled grants from a known admin wallet, signaling key compromise.

- Vault drain: Implementing a strategy whitelist on strategyDeposit could have prevented collateral from being routed to an unrecognized address, ensuring that the attacker's contract never received funds.

- Pool implementation swap: Governance policies that block any upgradeToAndCall to pre-unauthorized implementations would have stopped the pool from flipping to attacker bytecode in the same block as the proposal.

The contracts functioned as intended. All signatures were valid, indicating that the underlying trust model was the gap that led to the incident.

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🚨 Hack Alert!
Target: Wasabi Perp

What happened: Wasabi Perp suffered a significant loss of over $5M last week across three different chains.

The first drain transaction occurred at 07:49 UTC, while Hypernative's detection engine had flagged the attacker's orchestrator contract as a suspected drainer just three minutes prior.

Additionally, there was a monitor identifying drainer-class bytecode being deployed from wallets linked to protocol admin infrastructure, which surfaced this signal before any privileged call took place. This was crucial information that, if paired with an automated response, could have led to pausing vaults before the initial transaction finalized.

Despite the warning signal being available, the required response to mitigate the loss was not configured in time.

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🚨 Hack Alert!
Target: EkuboProtocol

What happened: A suspicious transaction has been detected involving @EkuboProtocol.

An address funded via Railgun executed a single transaction, generating approximately $1.4 million on the Ethereum network.

The attacker received 17 WBTC, swapped them for ETH, and subsequently deposited the funds into @TornadoCash.

Individuals who approved specific v2 contracts should revoke access immediately to prevent potential losses.

For those wishing to safeguard against such scams, they are invited to contact the account to arrange a demo of their security solution.

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🚨 Hack Alert!
Target: trustedvolumes

What happened: @trustedvolumes has suffered a significant security breach resulting in the loss of approximately $5.9M. The funds stolen include $3.02M in Ethereum (ETH), $1.37M in Wrapped Bitcoin (WBTC), and 1.47M in stablecoins.

The attacker has converted the stolen funds by swapping them for 2.513K ETH. This incident was reported by PeckShieldAlert, highlighting the ongoing vulnerabilities in the platform.

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🚨 Hack Alert!

Target: TrustedVolumes

What happened: A security incident involving the @trustedvolumes platform occurred on May 7th, resulting in a loss of approximately $6.7 million.

The exploiter has laundered a total of $278K in stolen funds to date. Specifically, they deposited 10.2 ETH, valued at $23.6K, to Tornado Cash and laundered 110 ETH, approximately $250K, through THORChain to Bitcoin.

Additionally, the attacker attempted to deposit 0.5 ETH to Railgun but ultimately reversed the transaction.

Forensic details indicate the ongoing laundering of the stolen funds, highlighting the impact and methods used in this exploit.

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🚨 Hack Alert!

Target: TransitFinance

What happened: 🚨 Hack Alert: @TransitFinance has reportedly been hacked for approximately $1.88 million.

The stolen funds are currently sitting in a specific address holding $DAI: 0x8a634DfA2609358849D7D65FFA270C8A57a8abA5.

For further details, refer to the provided link.

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🚨 Hack Alert!

Target: THORChain

What happened: @THORChain has been exploited for approximately $10 million worth of crypto.

This includes 36.75 BTC valued at around $3 million and approximately $7 million worth of assets from BNB Chain, Ethereum, and Base.

The stolen funds primarily remain in the following addresses:
- bc1ql4u94klk265lnfur2ujk9p6uh52f2a8jhf6f37
- 0xd477b69551f49C0519F9B18c55030676138890Bd

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🚨 Hack Alert!

Target: VerusCoin

What happened: 🚨 A suspicious transaction has been reported draining approximately $11.4 million in assets.

The incident involved the @VerusCoin Verus-Ethereum bridge contract, where 1625.36 ETH, 103.56 tBTC, and 147.65K USDC were stolen.

The transaction took place at address 0x71518580f36feceffe0721f06ba4703218cd7f63.

Users are advised to remain vigilant regarding this breach.

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🚨 Hack Alert!
Target: Adshares

What happened: The Adshares bridge experienced an exploit on May 17, 2026, leading to losses estimated at around $628K. The attacker has refunded 256 $ETH, which is approximately $540.7K, representing 86% of the stolen funds, back to the deployer. This incident highlights a significant security breach where a large amount of funds was compromised and partly returned following the exploit.

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