UK sanctions three crypto exchanges tied to Russian illicit funds
The UK government has sanctioned three cryptocurrency exchanges and two payment platforms, alleging their involvement in helping Russian entities bypass financial restrictions.
Intelligence analysis by Gemini 2.5 Flash

The UK Foreign, Commonwealth & Development Office announced sanctions against crypto service providers, including Cryptomus, Heleket, and TokenSpot, for facilitating transactions with the Kremlin-backed A7 network and other illicit counterparties, aiming to disrupt Russia's ability to move funds.
Imagine money is like toys, and some countries aren't allowed to play with certain toys because they've been naughty. But some secret toy shops (crypto exchanges) are helping them get those toys anyway. The UK government found three of these secret shops and told them they can't play anymore, hoping to stop the naughty country from getting more toys for its army.
Analysis
The UK's recent imposition of sanctions on three cryptocurrency exchanges and two payment platforms marks a significant escalation in the global effort to curb Russia's ability to circumvent financial restrictions. These platforms, including Cryptomus, Heleket, and TokenSpot, are accused of facilitating transactions for thousands of illicit entities, some directly linked to the Kremlin-backed A7 network. This move underscores the growing recognition among international bodies that digital assets, while offering innovative financial solutions, also present new avenues for illicit finance and sanctions evasion.
A7 Network
The A7 network, described by the UK Foreign Ministry as Kremlin-backed, is a central focus of these new sanctions. The network reportedly claimed to have moved over $90 billion in the past year, an amount that represents nearly half of Russia's annual military expenditure. This staggering figure highlights the scale at which sanctioned entities may be leveraging alternative financial channels to maintain their operations and fund strategic objectives. The UK's action is a direct attempt to disrupt this flow, making it more challenging for these entities to access and transfer funds globally.
Chainalysis Findings
Blockchain analytics firm Chainalysis played a crucial role in identifying the illicit activities associated with the sanctioned platforms. Their investigation revealed that Cryptomus and Heleket received funds from thousands of illicit counterparties, with a peak of 900 entities in a single month in late 2025. Furthermore, Chainalysis determined that TokenSpot, along with Grinex and Meer, collectively received over $308 million from a specific HTX deposit address. These findings demonstrate the increasing sophistication of blockchain forensics in tracing illicit financial flows and providing actionable intelligence for regulatory bodies.
HTX and Huobi Global
This latest round of sanctions builds upon previous actions, such as the inclusion of Huobi Global, the operator of crypto exchange HTX, in a UK sanctions package in May. While HTX pushed back, arguing the designation applied only to Huobi Global as a separate legal entity and that its online exchange and user funds remained unaffected, the continued targeting of platforms linked to such networks indicates a persistent challenge. The ongoing use of stablecoins, like the Russian ruble-backed A7A5, which processed $110 billion in cumulative on-chain transactions despite Western sanctions, further illustrates the complex and evolving landscape of financial enforcement in the digital age.
Key points
- The UK sanctioned three cryptocurrency exchanges and two payment platforms for aiding Russian entities in evading financial sanctions.
- The sanctioned platforms were linked to Kyrgyzstan and facilitated transactions with the Kremlin-backed A7 network.
- Blockchain analytics firm Chainalysis identified thousands of illicit counterparties sending funds to Cryptomus and Heleket.
- TokenSpot, Grinex, and Meer received over $308 million from a specific HTX deposit address, an exchange previously sanctioned.
- The Russian ruble-backed A7A5 stablecoin continues to process significant transactions, highlighting ongoing challenges in sanctions enforcement.
Despite these sanctions, the article notes that the Russian ruble-backed A7A5 stablecoin processed $110 billion in cumulative on-chain transactions and continues to grow, suggesting that illicit financial networks are adapting and finding new ways to circumvent restrictions. This indicates an ongoing challenge for authorities to effectively cut off all avenues for sanctions evasion.

