Tapioca DAO
Summary
Tapioca DAO is an omnichain DeFi money market built on LayerZero, offering a CDP stablecoin (USDO) and isolated lending markets (Singularity/Big Bang) across Arbitrum and BNB Chain. On October 18, 2024, the protocol suffered a critical security breach when a team member was targeted by a social engineering attack attributed to North Korea's Contagious Interview campaign, resulting in private key compromise, drainage of TAP token vesting contracts, and the minting of 5 quintillion USDO. Approximately $4.4–4.7 million was stolen before a partial counter-exploit recovered roughly 996 ETH (~$2.7 million), leaving the protocol treasury down approximately 45% and the TAP token price collapsed over 95%.
Connected Entities
1 entitiesTimeline(8 events)
2024-10-18
Tapioca DAO exploit begins at approximately 12:00 PM UK time. Attacker, having compromised 0xRektora's private keys via social engineering, triggers Emergency Rescue function on TAP vesting contract and withdraws approximately 28–30 million TAP tokens.
2024-10-18
TAP token price collapses 93–97%, from approximately $1.43 to under $0.05, as attacker swaps 30 million TAP for 591 ETH.
2024-10-18
Attacker compromises USDO stablecoin contract and mints approximately 5 quintillion USDO. Approximately $2.8 million USDC and $1.58 million ETH drained from USDO/USDC Uniswap pool. Stolen assets bridged from Arbitrum to BNB Chain via Stargate.
2024-10-18
Tapioca Foundation, with assistance from SEAL911 and EnigmaDarkLabs/Fuzzland, executes counter-exploit recovering 996 ETH (~$2.7 million) from attacker before it could be laundered.
2024-10-18
ZachXBT publicly links the Tapioca DAO attack to a broader pattern of DeFi hacks (Nexera, Concentric, Masa, SpaceCatch, Reach, Serenity Shield, MurAll) attributed to North Korean state-sponsored threat actors using Contagious Interview / fake job scam vectors.
2024-10-19
Tapioca DAO offers attacker a $1 million USDT white-hat bounty with a deadline of October 22, 2024, in exchange for returning approximately $3.7 million in stolen funds.
Decision Log
- hash: Cw3uKFmFD2iwsvqPfzcMwAuk82eB4LwqgzUKfit64s2u
This investigation is cryptographically anchored to the Solana blockchain and source URLs are archived via the Internet Archive.
model: claude-sonnet
generated: 5/4/2026, 2:54:28 AM
last updated: 5/26/2026, 4:11:12 AM
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