Coldcard Bitcoin | Crypto

Galaxy Research said 90% of the stolen Bitcoin remains unmoved as investigators examine a suspected fourth wave that could lift losses to $130 million. Confirmed losses from the Coldcard wallet incident have exceeded $100 million, with 1,596 Bitcoin (BTC) stolen from about 7,300 addresses across three separate major attack waves and 14 smaller incidents, according to a new update from Galaxy Research.  On Monday, Galaxy Digital’s research arm said 73 victims had contacted its researchers, and victim reports confirmed the first three major attacks, helping investigators identify smaller “footprints” that Galaxy said could represent opportunistic attackers exploiting the vulnerability. Galaxy Research also identified a suspected fourth wave that could bring total losses to 2,055 BTC, worth about $130 million. However, Galaxy said it excluded the event from its confirmed estimate because it had not yet received confirmation from victims believed to be part of that wave. The research group said with “medium-high”...

Galaxy Research identified 1,196 addresses that lost 1,082.65 Bitcoin in a 41-minute window, expanding the estimated scope of the Coldcard wallet incident. Galaxy Research, the research arm of crypto investment company Galaxy Digital, identified 1,196 addresses linked to the Coldcard wallet incident that lost 1,082.65 Bitcoin, worth about $70.2 million at the time of the transactions. Galaxy Research traced the Bitcoin movements between 1:10 AM and 1:51 AM UTC on July 30 across blocks 960,183 to 960,191, about 30 hours before Coldcard published its first security advisory, according to an X post on Friday. Earlier preliminary analysis of the Coldcard incident by AnchorWatch CEO and co-founder Rob Hamilton estimated that 594.48 Bitcoin, worth around $38 million, moved across 500 transactions within a three-block window. Read more