According to TechFlow, according to an alert issued by blockchain security company Cyvers Alerts on 2019, OnyxDAO suffered a suspicious transaction attack on the Ethereum chain. Preliminary estimates put the total loss at approximately $3.2 million, with most of the losses being VUSD tokens.
Currently, the attacker holds 521 ETH, worth about $1.36 million. The rest of the stolen digital assets have not yet been redeemed.