The Cysic attacker transferred approximately $743,700 worth of ETH and BNB to Tornado Cash.
Market snapshot: $ETH is currently at 2403.88, down 1.06% on the day, with 734 million in trading volume.
This puts some pressure on the intraday trend; the impact on fundamentals will depend on further information. Checking whether trading volume changed noticeably around the time of the news is the most straightforward way to assess it. Do you place more weight on news or technical analysis?