The counter exploit came after the High Court of England and Wales ordered Oasis.app to work with Jump Crypto to retrieve the stolen funds.
Source: https://cointelegraph.com/news/jump-crypto-oasis-app-counter-exploits-wormhole-hacker-for-225m
Jump Crypto & Oasis.app counter exploits Wormhole hacker for $225M
February 25, 2023
CoinTelegraph