CoinDesk·4 min read·hard
Bitcoin cold-wallet attack spreads to 4,500 addresses as losses near $89 million
S
Shaurya Malwa
✦AI Summary
A series of cyberattacks targeting Bitcoin cold-wallet addresses has resulted in the theft of approximately $89 million from 4,585 victims. The attacks exploit a 2021 firmware vulnerability that allows attackers to predict seed generation, with the latest wave showing more sophisticated obfuscation techniques.
Galaxy Research flagged a third wave of sweeps early Sunday, roughly 208 bitcoin drained from 1,912 addresses between Friday midday and Saturday morning UTC.
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