Remilia Hack

TOTAL LOST $3.0M
Medium Access Control

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Affected Chain 2024 Incident surface
Recovered - No recovery reported
All-Time Rank #537 By amount stolen
Protocol Type Exploit/Access control Target category

Incident Overview

Crypto Breach: Millions in Ether and NFTs Compromised, Milady Founder Responds.

Charlotte Fang, founder of Milady and Remilia, confirmed a security breach resulting in millions of dollars' worth of Ether and NFTs being moved to a wallet involved in asset liquidation. Dumpster DAO first noticed the unusual transaction, prompting Fang's acknowledgment of a breach involving the Remilia treasury. The breach, attributed to unknown malware infiltrating Fang's password manager, affected connected wallets, including the multisig wallet for Remilia's funds.

Assets were sold for around 850 ETH, nearly $3 million. Despite this, Fang assured that NFT ownership and the operating treasury were secure. The organization has no immediate plans to sell NFTs, minimizing impact on budgeted operations.

The crypto community, skeptical of Fang's claims, prompted investigation by Web 3 security experts like Peckshield. This incident follows controversy in September, where Fang disclosed a misappropriation of $1 million from the treasury and faced accusations of misusing $1.7 million, leading to a lawsuit and removal due to alleged dissemination of extremist content. Milady, featuring anime-style women NFTs, has garnered attention despite these challenges.

Exploiter:

https://etherscan.io/address/0x778Be423…252cE9

Treasury:

https://etherscan.io/address/0xcf3e932f…05b9b4

Incident Report

Protocol / Project Remilia
Date of Incident
Attack Technique Access Control
Classification Other

Protocol Information

Protocol Type Exploit/Access control
Official Website premia.finance
Protocol Twitter/X @PremiaFinance
Team Anonymous
Source Code Unverified

Market Context at Time of Hack

Token Categories
DeFi Derivatives Ethereum Ecosystem Options Olympus Pro Ecosystem Arbitrum Ecosystem Optimism Ecosystem

What the Attacker Needed to Succeed

Understanding the prerequisites for this type of attack helps auditors identify protocols that are most at risk and helps developers build better defenses.

Technical Knowledge Operational-security tradecraft (phishing, malware, leaked seed phrases, or insider access) to obtain treasury signing authority
Capital Required Minimal capital - only enough to cover gas while draining the compromised accounts
On-Chain Access Valid signing authority over the compromised wallets / multisig signers, allowing direct transfer of funds or stake authorization
Target Reconnaissance Identification of Remilia's high-value treasury accounts and the authority / multisig structure controlling them
Execution Speed Speed to drain the compromised accounts before the team detects the breach and revokes signing authority or freezes the assets
Obfuscation Plan A strategy to launder and move stolen funds - typically through mixers, cross-chain bridges, or decentralized DEX swaps to resist tracing

What Auditors Should Check

Could this have been caught in audit? Likely — with a thorough Access Control audit checklist and test coverage

If you're auditing a protocol with similar architecture to Remilia, these are the critical security checks that could have prevented this incident (March 2024).

  • Verify all logic paths related to Access Control are guarded by proper access controls and input validation - see the Access Control Attacks attack class for patterns
  • Review privileged functions (owner, admin, governance) for potential abuse vectors - centralization risks should be documented and bounded with timelocks or multi-sigs

Master these auditing techniques with hands-on labs and real exploit scenarios in the Smart Contract Hacking course.

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Related Attack Classes

The technique used in this hack maps to these vulnerability classes in our security curriculum:

See all Access Control Attacks examples →

Sources & References

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