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anchored·W7atPd…uVNSSummary
Munchables is a Blast-chain NFT game that suffered a $62.5 million exploit on March 26, 2024, when a contractor later attributed to North Korea exploited a backdoor they had embedded in the project's upgradeable smart contracts before launch. The developer surrendered private keys and the full sum was recovered within approximately 24 hours, but the incident exposed fundamental failures in contractor due diligence and smart contract architecture.
Connected Entities
1 entitiesTimeline(8 events)
2022
A developer later linked to the Munchables exploit was briefly hired by Pixecraft Studios, described as 'sketchy,' and let go within a month.
21 March 2024
The Munchables Lock smart contract was upgraded to an unverified implementation address, later identified as part of the attacker's preparation.
26 March 2024
The exploit was executed: approximately 17,413 ETH (~$62.5M) was withdrawn by the rogue developer using a pre-planted fraudulent 1,000,000 ETH balance in storage slots.
26 March 2024
Munchables announced the breach on X at approximately 9:33 pm UTC and stated it was tracking the exploiter.
26 March 2024
ZachXBT identified the attacker's address and four GitHub accounts (NelsonMurua913, Werewolves0493, BrightDragon0719, Super1114) believed to be North Korean-linked.
26 March 2024
Within approximately 11 minutes of ZachXBT's public identification, the developer agreed to return all funds and surrendered private keys.
27 March 2024
Blast founder Pacman confirmed that the recovered assets had been secured in a multisig controlled by Blast core contributors.
27 March 2024
Munchables announced full fund recovery; community rollback proposals for the Blast chain were not pursued.
Decision Log
- hash: 5MAt4mTSTofTPLmYXzTzBARNzE1dDut4Mudcyi1HJXb6
This investigation is cryptographically anchored to the Solana blockchain (1 event). 8 of 14 cited source URLs have an Internet Archive snapshot.
model: claude-sonnet-4-5
generated: 5/4/2026, 2:54:33 AM
last updated: 8/30/2026, 1:16:28 AM
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