Dirty Laundry: The Bitcoin Network's Growing Role in the Laundering of Stolen Crypto

This report summarizes an industry trend in 2023 where large-scale crypto theft proceeds are increasingly moved from Ethereum mixers (e.g., Tornado Cash) to Bitcoin-based mixing services, CoinJoin-style transactions, and privacy wallets—techniques favored by sophisticated threat actors such as the North Korean Lazarus Group—and discusses law enforcement actions, statistical evidence of fund flows, and implications for AML/KYC and blockchain tracing.