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The attacker additionally despatched 1 million OP to Vitalik Buterin and retained 2 million tokens as a bounty reward.
Optimism Attacker Provides Again Loot
The attacker who stole 20 million OP tokens because of a Wintermute error has returned the vast majority of their spoils, Optimism has confirmed.
Hey people—within the curiosity of transparency (😉,😅), the tackle has returned a majority of the OP, and @wintermute_t has dedicated to reimbursing the Optimism Basis for the remaining 2mm OP, which was stored as a bounty.https://t.co/jtElgPdNPk
— Optimism (✨🔴_🔴✨) (@optimismPBC) June 10, 2022
The Ethereum Layer 2 resolution posted an update Friday confirming that the attacker behind the incident had returned 17 million of the 20 million OP tokens it stole this week. On Wednesday, Optimism introduced that Wintermute had inadvertently misplaced 20 million OP tokens as a consequence of an Ethereum pockets error.
Optimism had granted the funds to the liquidity provisioning service to assist market individuals seeking to commerce the recently-launched OP token on centralized exchanges. Nonetheless, when Wintermute deployed a Gnosis Secure pockets on Ethereum mainnet with out checking that it had been deployed on Optimism, an attacker efficiently took management of the pockets on Layer 2 and stole the funds.
On-chain data reveals that the attacker started returning the funds to Optimism’s multi-signature pockets in a collection of transactions late Friday afternoon. Additionally they despatched 1 million tokens to Ethereum creator Vitalik Buterin Thursday, which Optimism has confirmed “is being recovered.” Apparently, the attacker additionally left a message to Buterin in an Ethereum transaction. They wrote:
“Hey, Vitalik, I imagine in you, simply wish to know your opinion on this. BTW, assist to confirm the return tackle and I’ll return the remaining after you. And good day Wintermute, sorry, I solely have 18M and that is what I can return. Keep Optimistic!”
With 18 million tokens despatched to Optimism and Buterin, that leaves the attacker with a 2 million OP bounty. At present costs, the returned funds are value about $16.38 million, whereas the attacker’s bounty is definitely worth the equal of $1.82 million. In accordance with Optimism’s announcement, Wintermute has agreed to reimburse the Layer 2 community for the two million OP bounty.
OP bounced 9.8% right this moment regardless of a decline throughout the broader market. Per data from CoinGecko, it’s at the moment altering fingers for about $0.91.
Disclosure: On the time of writing, the writer of this piece owned ETH and several other different cryptocurrencies.