How much was lost in the ETHTrustFund hack?

The ETHTrustFund hack resulted in $2.1M in losses on July 22, 2024.

What attack technique was used in the ETHTrustFund exploit?

The ETHTrustFund exploit utilized Transferred Treasury to Mixers. Understanding this attack vector is critical for smart contract auditors and developers building secure DeFi protocols.

How can developers prevent similar smart contract attacks?

Preventing smart contract hacks requires a combination of secure coding practices, thorough security audits, and understanding common attack vectors like reentrancy, oracle manipulation, and access control flaws. Smart Contract Hacking (SCH) provides hands-on training to help developers and auditors identify and prevent vulnerabilities before deployment.

ETHTrustFund Hack

TOTAL LOST $2.1M

Medium Jul 22, 2024 Transferred Treasury to Mixers base

Affected Chain base Incident surface

Recovered - No recovery reported

All-Time Rank #635 By amount stolen

Year 2024 Incident year

Incident Overview

TetherFund (USD.F) is a cryptocurrency launched in 2025and operates on the BNB Smart Chain (BEP20) platform. TetherFund has a current supply of 100,000,000,000 with 0 in circulation. The last known price of TetherFund is 1.00002468 USD and is up 0.00 over the last 24 hours.

It is currently trading on 1 active market(s) with $0.00 traded over the last 24 hours. More information can be found at https://tetherusdtf.com/.

Incident Report

Protocol / Project ETHTrustFund

Date of Incident July 22, 2024

Affected Chain(s) base

Attack Technique Transferred Treasury to Mixers

Classification Rugpull

Primary Source View Post-Mortem

Protocol Information

Smart Contract Language Solidity

Official Website tetherusdtf.com/

Protocol Twitter/X @Tetherfund

Market Context at Time of Hack

Token Categories

BNB Chain Ecosystem Tron20 Ecosystem

Protocol Links

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 Deep understanding of transferred treasury to mixers and Solidity and EVM internals

Capital Required Seed capital to cover gas and initial position setup

On-Chain Access Ability to interact with base smart contracts and deploy a custom exploit contract

Protocol Analysis Identification of the exploitable vulnerability in ETHTrustFund's contract logic - root cause: rugpull

Execution Speed Precise transaction ordering and timing to exploit the vulnerability within a single atomic block

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 Transferred Treasury to Mixers audit checklist and test coverage

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

Verify all logic paths related to Transferred Treasury to Mixers are guarded by proper access controls and input validation
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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Sources & References

01
Source 1 https://cointelegraph.com/news/ethtrustfund-dao-transfers-treasu…

Threat Assessment

Severity Level

MEDIUM

Attack Vector Transferred Treasury to Mixers
Root Cause Rugpull
Year 2024

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