How much was lost in the Safuu Protocol hack?

The Safuu Protocol hack resulted in $6.1M in losses on November 21, 2022.

What attack technique was used in the Safuu Protocol exploit?

The Safuu Protocol exploit utilized Rugpull. 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.

Safuu Protocol Hack

TOTAL LOST $6.1M

Medium Nov 21, 2022 Rugpull

Affected Chain 2022 Incident surface

Recovered - No recovery reported

All-Time Rank #395 By amount stolen

Auditors 1 Prior security audit

Incident Overview

Quick Summary

Safuu Protocol was rugpulled by the project-related EOA address. 6,000,000 $USD worth of $SAFUU tokens were swapped to $BUSD and transferred to another EOA address.

Details of the Exploit

Safuu Protocol is a Yield Aggregator providing compounding opportunities. The project-related EOA addresses labeled "Safuu: Auto Liquidity" and "Safuu: Insurance Fund" started transferring $SAFUU tokens to "Safuu: Treasury" address on 21 November. The transferred tokens were swapped to $BUSD and sent to an EOA address.

6,073,084 $BUSD was accumulated in the Treasury address. Consequently, 5,030,437 $BUSD was already transferred to an EOA address at the moment.

Block Data Reference

Scammer addresses:

https://bscscan.com/address/0xa9c6d0cc…5d9dd9

Funds transfer transactions:

https://bscscan.com/tx/0x16f570b1…50073b

https://bscscan.com/tx/0xa280cbb3…367f42

https://bscscan.com/tx/0x32b6f1b4…04b1b8

https://bscscan.com/tx/0x31d8200f…cd51ab

https://bscscan.com/tx/0x20e8b6b3…55f884

https://bscscan.com/tx/0x791272ed…b1f7f3

Funds holder address:

https://bscscan.com/address/0xe964e707…8bac99

Incident Report

Protocol / Project Safuu Protocol

Date of Incident November 21, 2022

Attack Technique Rugpull

Classification Yield Aggregator

Primary Source View Post-Mortem

Protocol Information

Protocol Type RWA

Affected Token SAFUU

Official Website www.safuu.com/

Protocol Twitter/X @safuuprotocol

Team Public / Doxxed

Source Code Verified On-Chain

Market Context at Time of Hack

Token Categories

Platform Ethereum Ecosystem BNB Chain Ecosystem Optimism Ecosystem Base Ecosystem Saakuru Ecosystem

Protocol Links

GitHub

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 rugpull and Solidity and EVM internals

Capital Required Seed capital to cover gas and initial position setup

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

Protocol Analysis Identification of the exploitable vulnerability in Safuu Protocol's contract logic - root cause: yield aggregator

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? Hard to catch — private key / OpSec failures are outside smart contract audit scope

Audited by Audit Report 1 — still lost $6.1M. Prior audits don't guarantee safety, especially after post-audit code changes.

If you're auditing a protocol with similar architecture to Safuu Protocol, these are the critical security checks that could have prevented this incident (November 2022).

Verify all logic paths related to Rugpull 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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Security Audit History

Audit Report 1 Report

Sources & References

01
Source 1 https://twitter.com/PeckShieldAlert/status/1594517704454836225

Threat Assessment

Severity Level

MEDIUM

Attack Vector Rugpull
Root Cause Yield Aggregator
Year 2022

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