In a landmark operation led by Spain’s Guardia Civil with Europol coordination, a sophisticated cryptocurrency investment fraud ring was dismantled on 25 June 2025.
The network defrauded over 5,000 victims globally and laundered €460 million through crypto exchanges and shell companies.
Five arrests were made across Madrid and the Canary Islands, with simultaneous searches uncovering critical evidence of the transnational scheme.
Operation Structure and Europol’s Technical Support
Europol’s European Financial and Economic Crime Centre (EFECC) began supporting the investigation in 2023, providing strategic analysis, operational coordination, and cross-border information exchange.
During the action day, a dedicated crypto forensic specialist was deployed to trace illicit transactions across blockchain networks.

The fraudsters used payment gateways and falsified user accounts on exchanges like Binance and Coinbase to obscure fund trails.
Collaborative efforts included agencies from Estonia (Police and Border Guard Board), France (National Gendarmerie), and the U.S. (Homeland Security Investigations).
Hybrid Laundering Architecture
The criminal network, headquartered in Hong Kong, employed a multi-layered laundering infrastructure:
- Cash extraction teams worldwide withdrew fiat currency from ATMs using compromised accounts.
- Crypto-to-fiat conversion via shell corporations in offshore jurisdictions.
- Decentralized mixing services (e.g., Tornado Cash) to anonymize Ethereum-based transactions.
Victims were lured through social engineering schemes promising high-yield crypto investments, with funds funneled through nested accounts on lesser-known exchanges to evade AML protocols.
AI-Driven Fraud as Top Security Threat
Europol’s Serious and Organised Crime Threat Assessment (EU SOCTA) released in March 2025 classifies online fraud as the EU’s most urgent internal security challenge.
Ongoing Investigation: Spanish authorities continue tracing assets linked to Hong Kong-based corporate fronts, urging victims to report via Europol’s EC3 portal (Reference: OC-1982/2025).
The takedown marks a critical win in the EU’s fight against cryptocurrency-enabled economic crime.
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