Losses Top $115M In Coldcard Bitcoin Hack: Galaxy Research
A hack of the Coldcard hardware wallet has resulted in losses of over $115 million in bitcoin. The attack exploited a firmware bug in the wallet's seed generation process.
Intelligence analysis by Llama

A hack of the Coldcard hardware wallet has resulted in losses of over $115 million in bitcoin. The attack exploited a firmware bug in the wallet's seed generation process, allowing hackers to guess investor seedphrases. The bug was present in devices starting from version 4.0.1 in March 2021.
Imagine you have a special box that stores your money, but the box has a secret code that only you know. If someone figures out the code, they can get into the box and take your money. That's what happened with the Coldcard wallet hack. A bug in the wallet's code made it easy for hackers to guess the secret code and steal over $115 million in bitcoin.
Analysis
The Scope of the Hack
The amount of bitcoin stolen has been confirmed at $115 million, according to Galaxy Digital's latest figures. This is a significant loss for the cryptocurrency community, and it highlights the importance of secure storage solutions for bitcoin.
The Bug in the Coldcard Wallet
The hack exploited a firmware bug in the Coldcard hardware wallet's seed generation process. This bug allowed hackers to essentially guess investor seedphrases, which are used to access the wallet's funds. The bug was present in devices starting from version 4.0.1 in March 2021.
The Impact of the Hack
The hack has had a significant impact on the cryptocurrency community. Many investors have been moving their coins to other storage solutions, including exchanges. Coinkite, the company behind the Coldcard wallet, has urged investors to update their software or move their funds off the popular hardware wallet.
The Investigation into the Hack
Galaxy Research has been investigating the hack and has spoken with over 200 victims to support them and gather intelligence on the attackers. The firm is still confirming how much is stolen, and has said that total losses could exceed $130 million.
Key points
- A hack of the Coldcard hardware wallet has resulted in losses of over $115 million in bitcoin.
- The attack exploited a firmware bug in the wallet's seed generation process.
- The bug was present in devices starting from version 4.0.1 in March 2021.
- Galaxy Research has spoken with over 200 victims to support them and gather intelligence on the attackers.
- Total losses could exceed $130 million.
If the cryptocurrency community comes together to support the victims of the hack and to improve the security of their storage solutions, the impact of the hack could be minimized. Additionally, the hack could lead to the development of more secure storage solutions, which would benefit the entire cryptocurrency community.
The hack could have a long-term impact on the cryptocurrency market, leading to a loss of trust in storage solutions and a decrease in the value of bitcoin. Additionally, the hack could lead to a increase in the number of hacking attempts, making it even more difficult for investors to protect their funds.



