Unizen hacker transfers $2.1M of stolen funds to Tornado Cash
An exploited address linked to the decentralized finance (DeFi) protocol Unizen hack transferred 865.4 Ether worth $2.16 million to Tornado Cash.
Blockchain security firm PeckShield reported the exploit transfer to the mixing service on August 7, marking the first movement of the stolen funds since March 8.
Unizin announced that users who lost $750,000 or less during the hack will be refunded, beginning March 11.
Cointelegraph contacted Unizen for comment on the situation but did not receive a response before publication.
Funds have been moved to Tornado Cash
In the year On August 7, stolen funds began releasing exploit wallets for the first time since the Unizin hack 151 days ago, including the maker's protocol stablecoin Dai (DAI).
Related: DeFi protocol Unizen to offer ‘instant payout' after $2.1M hack
At 4:12 AM UTC, 500,000 DAI were sent, followed by an additional flow of 1,679,859 DAI, bound for an unknown wallet (0x8660…84d7).
As of 4:14 AM, the exploiter started converting 2,179,859 DAI to 863.67 Ether (ETH). Following this, the exploit began sending Tornado Cash in 26 separate transactions at 5:35 am.
Related: DAO Maker Hack Victims Still Awaiting Payment After 3 Years
Return of stolen money
On March 11, Unizen announced that the company's CEO, Sean Noga, had pledged the funds to the company to reimburse the victims of the $2.16 million hack.
The announcement explained that the refunds will be in Tether (USDT) or USD Coin (USDC).
For users who lost more than $750,000 during the hack, the DeFi protocol explained that it will deal with those victims on a case-by-case basis.
RELATED: Old Dolomite Exchange Contract Takes $1.8M Loss From Permitted Exploitation
Security measures after hacking
Following the exploit in March, Unizen's chief technology officer Martin Granström told X that the company is working with third-party security firms and law enforcement to identify the hacker.
Granström announced that the company will share incident reports and invest more in security in the future.
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