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North Korean hackers made 2025 the biggest year ever for crypto theft
Pyongyang-linked actors siphoned a record $2.02 billion this year, fueled by sophisticated insider attacks and the massive Bybit security breach.
The global cryptocurrency landscape has been shaken by a wave of unprecedented state-sponsored cybercrime, as new data confirms that 2025 has become the most expensive year on record for digital asset theft. Investigators have linked an astonishing $2.02 billion in stolen funds to hacking collectives operating out of North Korea.
This record-breaking figure represents a sharp escalation in both the scale and technical sophistication of Pyongyang’s cyber operations. The total accounts for nearly 76 percent of all crypto-related hacks globally this year, leaving the international community struggling to bolster defenses against an increasingly agile adversary.
The Evolution of the North Korean Cyber Strategy
Financial analysts and cybersecurity experts suggest that the 2025 surge marks a strategic pivot for groups like the Lazarus Group. Rather than casting a wide net of smaller phishing attempts, these actors have moved toward “big-game hunting,” targeting high-liquidity centralized platforms and decentralized finance (DeFi) protocols.
The cornerstone of this year’s record total was the catastrophic Bybit exchange breach in February. In what is now described as one of the largest heists in the history of finance, hackers managed to exfiltrate approximately $1.5 billion in a matter of hours, exploiting internal vulnerabilities that point toward highly sophisticated insider access.
Security firm reports indicate that the Bybit incident was not a simple code exploit. Instead, it involved months of social engineering and the placement of malicious code within the exchange’s administrative infrastructure, a hallmark of North Korean tactics that prioritize long-term infiltration over immediate gratification.
Global Impact and Market Destabilization
The global impact of these thefts extends beyond individual losses. Out of the $3.4 billion stolen worldwide in 2025, the dominance of North Korean actors has raised serious questions about the regulatory oversight of major trading platforms and the resilience of the digital economy against state-level interference.
Intelligence agencies in Washington and Seoul have warned that these stolen assets are likely being used to bypass international sanctions. The funds are frequently funneled into the North Korean weapons program, making crypto security a critical matter of global national security rather than just a financial concern.
In response to the $2.02 billion loot, several major exchanges have announced a complete overhaul of their cold storage protocols and multi-signature wallet requirements. However, the speed at which hackers are adapting to these new barriers suggests that the “cat-and-mouse” game is entering a more dangerous phase.
The year 2025 also saw a rise in the use of cross-chain bridges to obfuscate the movement of stolen funds. By hopping between different blockchains, hackers have made it increasingly difficult for on-chain investigators to freeze assets before they are “cleaned” through privacy mixers and converted into fiat currency.
| 2025 Theft Category | Amount (USD) |
|---|---|
| Total Global Crypto Stolen | $3.4 Billion |
| North Korea-Linked Total | $2.02 Billion |
| Bybit Breach (Feb 2025) | $1.5 Billion |
Ongoing Investigations and Future Developments
Law enforcement agencies, including the FBI and Interpol, are currently tracking several “sleeper nodes” within various crypto service providers. There is a growing consensus among experts that the next frontier of crypto theft will involve the manipulation of AI-driven trading bots and deeper penetrations into institutional custody solutions.
The Bybit heist serves as a grim reminder that even the most established names in the industry are not immune to state-level aggression. As we move into 2026, the industry faces a reckoning: either implement radical transparency and security measures or risk further destabilization by unregulated actors.
Despite the staggering losses, some progress has been made. Over $150 million of the stolen funds from smaller hacks earlier in the year were successfully frozen due to rapid coordination between private security firms and stablecoin issuers. This collaborative model is seen as the only viable path forward in a decentralized environment.
As the year draws to a close, the situation remains fluid. Markets continue to monitor on-chain movements from known Lazarus Group wallets, as any attempt to liquidate large portions of the $2.02 billion could trigger significant volatility in the Bitcoin and Ethereum markets. The story of 2025 is not just about the money lost, but the permanent shift in how the world views the safety of the digital frontier.
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