🚨 BREAKING: $4.5M EXPLOIT ALERT 🚨
Thread 1/4 @CrediX_fi on #Sonic lost ~$4.5M after their multi-sig account was compromised and a malicious admin (0xF32168) was added to the ACL Manager contract. The attacker exploited admin privileges to drain funds, which have already been bridged to #Ethereum.
❌ Multi-sig compromised
❌ Malicious admin added
❌ Funds bridged to #Ethereum
This is why multi-sig security matters 👇
🧵Thread below with full breakdown + how to protect yourself
#DeFiSecurity #CryptoSecurity
Thread 2/4 ⚡ WHAT HAPPENED:
- CrediX multi-sig wallet compromised
- Attacker added malicious admin (0xF32168...) to ACL Manager
- Used admin rights to mint fake acUSDC tokens
- Drained $4.5M from lending pools
- Funds already moved cross-chain to Ethereum
Thread 3/4 🛡️ PROTECT YOURSELF:
Projects:
âś… Verify EVERY multi-sig transaction
âś… Use hardware wallets for multi-sig keys
âś… Implement time-delays for admin changes
Users:
âś… Move funds from affected protocols NOW
âś… Follow official channels only
âś… Never ignore security warnings
Stay safe out there 🙏
Thread 4/4
🔍 TECHNICAL DETAILS #1:
The CrediX multi-sig account added a malicious admin account to the contract's ACL Manager through a transaction, specifically 0xF321683831Be16eeD74dfA58b02a37483cEC662e
🔍 TECHNICAL DETAILS #2:
The attacker leveraged admin privileges to mint credential tokens acUSDC.
🔍 TECHNICAL DETAILS #3:
Finally, they continuously borrowed tokens from the fund pool, ultimately causing approximately $4.5 million in losses.
🎯Attacker address: 0xF321683831Be16eeD74dfA58b02a37483cEC662e
🎯Attacked contract: 0x0850A9759165B25832E2cAa3dB3f2d04dc583D4E
🎯Attack transactions:
Through multiple cross-chain transactions, assets were transferred cross-chain to:
⚠️Another reminder: Multi-sig ≠Multi-safe
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