According to on-chain analyst Yujin (@EmberCN), the hacker who stole approximately $98 million in assets from Balancer last November is currently exchanging ETH for BTC via THORChain. So far, 7,000 ETH have been swapped for 204.7 BTC, worth about $15.88 million, and the exchange is ongoing. Additionally, it has been disclosed that the address currently holds 15,000 ETH (worth approximately $34.65 million) on the Ethereum chain and 204.7 BTC on the Bitcoin chain.