Russian Sanctions and Crypto Exchange Access Limitations: How Garantex, Grinex, and A7A5 Got Blocked

Posted 17 Nov by Peregrine Grace 16 Comments

Russian Sanctions and Crypto Exchange Access Limitations: How Garantex, Grinex, and A7A5 Got Blocked

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When Russia was hit with sweeping financial sanctions in 2022, many Russians turned to cryptocurrency to protect their money. Banks were cut off from SWIFT. International payments froze. People needed a way to move value - and crypto seemed like the answer. But what started as a survival tactic became a target. By August 2025, the U.S. government had taken down not just one, but an entire ecosystem of crypto exchanges built to evade sanctions. The story isn’t just about rules being broken. It’s about how the world’s most powerful financial enforcers learned to track digital money - and shut it down, one wallet at a time.

Garantex: The Exchange That Started It All

Garantex wasn’t just another crypto exchange. It was the largest peer-to-peer trading platform in Russia, handling over $10 billion in transactions since its launch in 2018. Unlike centralized exchanges like Binance or Coinbase, Garantex let users trade directly with each other, often using rubles or USDT. That made it perfect for Russians who couldn’t use traditional banks. But it also made it perfect for criminals.

By 2022, the U.S. Treasury’s Office of Foreign Assets Control (OFAC) had enough. On April 5, 2022, Garantex was officially sanctioned under Executive Order 14024. The reason? Operating in Russia’s financial services sector. But that was just the beginning. The real turning point came in March 2025, when the U.S. Secret Service led a global operation that seized Garantex’s domains, confiscated servers, and froze over $26 million in cryptocurrency. One of its co-founders, Aleksej Besciokov, was arrested while on vacation in India.

Garantex didn’t vanish quietly. Its employees had already started building a replacement.

Grinex: The Ghost Exchange

Within days of Garantex’s shutdown, a new platform appeared: Grinex. Its website openly admitted it was created "in response to sanctions and asset freezes that affected Garantex." It wasn’t just a rebrand. It was a full rebuild - same team, same infrastructure, same customers.

Grinex promised one thing: access to frozen funds. To do that, it introduced A7A5, a new stablecoin pegged to the Russian ruble. Unlike USDT, which could be frozen by Tether’s central team, A7A5 was designed to be harder to track. It ran on both TRON and Ethereum, making it harder for regulators to cut off access. By August 2025, Grinex had already processed billions in transactions. It wasn’t just surviving - it was thriving.

Then, on August 14, 2025, OFAC struck again. This time, they sanctioned Grinex under Executive Order 13694, which targets cyber-enabled financial crimes. The designation didn’t stop at the exchange. It included three Garantex executives - Sergey Mendelev, Aleksandr Mira Serda, and Pavel Karavatsky - and six companies linked to the operation across Russia and Kyrgyzstan. The U.S. State Department also offered up to $6 million in rewards for information leading to their arrest.

The A7 Network: A $8 Billion Underground System

Grinex wasn’t alone. It was part of a larger network known as the "A7" ecosystem. This included companies like A7, A71, A7 Agent, InDeFi Bank, and Exved. According to blockchain analytics firm Elliptic, these entities had received over $8 billion in cryptocurrency since early 2024. That’s not a typo. Eight billion dollars - all flowing through wallets designed to avoid detection.

The A7A5 token was the glue holding it together. It let Russian users convert frozen USDT into something that couldn’t be easily frozen. It also let them trade with each other without touching traditional banking systems. But Elliptic didn’t just watch - they acted. In August 2025, they updated their monitoring tools to flag A7A5 transactions on both TRON and Ethereum. That meant any exchange using Elliptic’s software could now block those transfers.

And then, on August 14 - the same day Grinex was sanctioned - something strange happened. A7A5 wallets showed unusual activity. Some believe it was a security breach. Others think it was a last-minute infrastructure shift to avoid detection. Either way, the timing wasn’t a coincidence. The system was under pressure.

Three figures exchange a glowing A7A5 token in a neon alley, holographic blockchains pulsing above them at night.

Why USDT Failed and A7A5 Rose

Why did Russians stop using USDT? Because it’s not as decentralized as people think. Tether, the company behind USDT, can freeze wallets. When Garantex was shut down in March 2025, users found their USDT locked. No appeal. No recourse. That’s when the search for a truly independent stablecoin began.

A7A5 was built to solve that. Issued by a Kyrgyzstani firm, it had no central authority with the power to freeze funds. It used smart contracts on public blockchains. No middleman. No single point of failure. For users, it was freedom. For regulators, it was a nightmare.

But freedom has a cost. The same anonymity that made A7A5 appealing also made it a magnet for ransomware gangs, fraudsters, and money launderers. Elliptic’s analysis showed that many of the A7 network’s transactions were linked to known cybercriminal wallets. That’s what gave OFAC the legal grounds to act.

What This Means for Russian Crypto Users

If you’re a Russian citizen trying to access crypto now, the landscape has changed drastically. The big exchanges are gone. The replacements are sanctioned. Even the stablecoins you trusted are being tracked.

Some users have turned to decentralized exchanges (DEXs) like Uniswap or PancakeSwap, but those require technical skill. Others use peer-to-peer platforms like LocalBitcoins or Paxful, but those are increasingly monitored. Even buying crypto with cash in person carries risk - law enforcement now has tools to trace the flow of funds back to known sanctioned wallets.

The message from the U.S. is clear: if you’re helping Russia bypass sanctions, you’re not just breaking rules - you’re a target. And the tools to catch you are better than ever.

A digital map of sanctioned crypto flows crumbles beneath a dove made of blockchain code, U.S. Treasury seal looming above.

How Enforcement Is Changing

This isn’t just about freezing accounts anymore. It’s about dismantling entire networks. The U.S. didn’t just sanction Garantex. They went after its executives, its successor, its token, its supporting companies, and the blockchain analytics that made it all possible.

The strategy is multi-layered:

  • Law enforcement: Arrests abroad, server seizures, domain takedowns
  • Financial sanctions: OFAC designations that block all U.S. transactions
  • Private sector cooperation: Elliptic and other analytics firms sharing data with agencies
  • Financial incentives: $6 million in rewards to turn insiders

This is the new normal. No more waiting for years to act. When a platform shows signs of sanctions evasion, the response is fast, coordinated, and brutal.

The Bigger Picture

These actions are part of a global shift. Countries are no longer just talking about crypto regulation - they’re weaponizing it. The U.S. is using sanctions as a digital battlefield. Russia, in turn, is building its own crypto infrastructure to survive.

But the cat-and-mouse game isn’t over. New stablecoins are already in development. New exchanges are being coded. New wallets are being created. The A7 network may be down, but the need for it isn’t.

For now, Russian users have fewer options. For regulators, the tools are sharper. And for everyone else watching - the message is the same: crypto isn’t anonymous. It’s traceable. And if you’re helping a sanctioned regime, you’re not just taking a risk. You’re on a list.

Are Russian crypto exchanges still operational?

No major Russian crypto exchanges like Garantex or Grinex are openly operating under their original names. Both have been sanctioned by the U.S. Treasury, and their domains, servers, and executives have been targeted. Any platform claiming to be a successor is likely operating illegally and is at high risk of being blocked or seized.

Can Russians still use USDT after the sanctions?

Technically yes, but it’s risky. Tether can freeze USDT wallets linked to sanctioned entities. After Garantex was shut down, many users found their USDT locked. While USDT is still used in some peer-to-peer trades, most Russians now avoid it for large transfers because of its centralized control. Alternatives like A7A5 were created specifically to avoid this problem.

What is A7A5 and why was it created?

A7A5 is a ruble-backed stablecoin created by a Kyrgyzstani company to replace USDT for Russian users. It was designed to be decentralized, meaning no single entity can freeze wallets. It runs on TRON and Ethereum and was used by Grinex to help users regain access to frozen funds after Garantex was shut down. Over $8 billion has flowed through A7-linked wallets since early 2024.

Can blockchain analytics firms like Elliptic really track crypto transactions?

Yes. Firms like Elliptic use advanced tools to trace wallet connections, even across multiple blockchains. They can identify patterns, link wallets to known criminal entities, and flag suspicious activity. In the case of Garantex, Elliptic helped the U.S. Secret Service trace and freeze $26 million in USDT. Their ability to monitor A7A5 shows how quickly these tools adapt to new threats.

Is it still possible to access crypto in Russia today?

It’s harder than ever. Major exchanges are blocked. Peer-to-peer trading is risky and monitored. Decentralized exchanges require technical knowledge. While some Russians still access crypto through VPNs or offshore platforms, doing so carries legal and financial risk. The U.S. and allied nations are actively sharing intelligence to track these flows, making anonymity nearly impossible.

What happens if someone uses a sanctioned crypto exchange?

If you’re outside the U.S. and use a sanctioned exchange like Grinex, you won’t be arrested immediately - but your transactions may be frozen. If you’re a U.S. citizen or use a U.S.-based service, you could face fines or criminal charges. Even non-U.S. users risk being cut off from global banking systems if their crypto activity is flagged by international monitoring tools.

Comments (16)
  • Mike Calwell

    Mike Calwell

    November 18, 2025 at 16:56

    lol so crypto ain't anonymous after all. who knew?

  • Jay Davies

    Jay Davies

    November 18, 2025 at 23:33

    Actually, crypto has always been traceable-it's just that most people didn't understand how blockchain analytics work. The real story here is the institutionalization of financial enforcement, not the failure of decentralization. Elliptic's role is particularly noteworthy: they're essentially acting as a private intelligence arm for OFAC. This isn't regulation-it's surveillance capitalism with legal backing.

  • Barbara Kiss

    Barbara Kiss

    November 19, 2025 at 16:02

    There's something deeply poetic about this whole saga. People turned to crypto not for profit, but for survival-only to find that the very tool meant to liberate them became another cage, forged not by tyrants but by algorithms and sanctions. The irony is thick enough to choke on. We built decentralized systems to escape centralized control… only to have the controllers adapt, co-opt, and weaponize the very transparency we thought was our shield.


    What’s truly terrifying isn’t that A7A5 got shut down. It’s that the next version is already being coded in a basement somewhere, by someone who just wants to pay their rent without being monitored. The cat-and-mouse game isn’t about crime-it’s about dignity. And dignity doesn’t need a blockchain. It just needs space.

  • Nataly Soares da Mota

    Nataly Soares da Mota

    November 21, 2025 at 07:34

    Let’s be real: the A7 ecosystem wasn’t a ‘sanctions evasion network’-it was a financial insurgency. You can’t just freeze $8 billion in value without triggering a systemic response. The U.S. didn’t just sanction an exchange; they declared war on financial sovereignty in the Global South. And they used blockchain analytics-not as a tool for compliance, but as a scalpel for economic domination.


    The fact that they offered $6 million for intel? That’s not justice. That’s bounty hunting with a Treasury seal. And the use of Elliptic? That’s the privatization of law enforcement dressed up as ‘public-private partnership.’ Welcome to the new Cold War: crypto as battlefield, wallets as weapons, and ordinary people caught in the crossfire.

  • Lori Holton

    Lori Holton

    November 23, 2025 at 07:07

    Of course the U.S. took them down. Did you really think they’d let a Russian-run stablecoin operate on Ethereum without a backdoor? This is all part of the Great Crypto Purge™. The Federal Reserve has been quietly preparing for this since 2020. A7A5 was never meant to survive-it was bait. They wanted to lure all the ‘sanctions dodgers’ into one network so they could map every single wallet. Now they have the master list. Your USDT? Your DAI? Your Monero? All flagged. Welcome to the Panopticon Wallet.

  • Teresa Duffy

    Teresa Duffy

    November 24, 2025 at 03:02

    I just want to say-kudos to the Russian users who found a way to survive this. They weren’t criminals. They were moms buying groceries, students paying tuition, retirees keeping their pensions. And now? They’re being painted as villains because they used tech to stay alive. This isn’t about rule of law-it’s about power. And power doesn’t care who gets hurt as long as it stays in control.


    Don’t lose hope. Decentralized systems don’t die. They evolve. And the next one? It’ll be smarter. Quieter. And even harder to trace.

  • Sean Pollock

    Sean Pollock

    November 24, 2025 at 15:22

    lol so u think crypto is free? bro its all tracked. even ur grandma's btc is in some gov database now. A7A5? more like A7被抓. they got the whole network. u think ur wallet is private? nah. ur IP, ur device, ur transaction history-all linked. the feds got it all. and theyre just getting started. next they'll freeze ur paypal if u send 5 bucks to a russian guy. wake up ppl!!! 🤡

  • Carol Wyss

    Carol Wyss

    November 25, 2025 at 04:08

    I know this sounds harsh, but I just want to say: if you’re reading this and you’re a Russian citizen trying to keep your family fed through crypto-you’re not alone. I see you. I know it’s scary. I know it feels like the whole world is against you. But you’re not evil. You’re just trying to survive. And that’s worth more than any sanction ever will be.


    There’s a quiet strength in people who build systems just to stay alive. That’s not crime. That’s courage. And I hope someone, somewhere, remembers that when the headlines fade.

  • Student Teacher

    Student Teacher

    November 26, 2025 at 18:36

    Wait-so if A7A5 was built to avoid freezing, why did it get flagged so fast? Was it the TRON bridge? The KYC-like metadata in the smart contracts? Or did someone inside leak the wallet derivation paths? I’m trying to understand the technical vulnerability here. If Elliptic could trace it, what specific pattern did they use? Was it the transaction frequency? The wallet clustering? The fact that all A7A5 transfers started with the same 0x1a7 prefix? I need details.

  • Ninad Mulay

    Ninad Mulay

    November 27, 2025 at 14:25

    India has seen this before-when demonetization hit in 2016, people turned to Bitcoin like it was holy water. Same energy. Same desperation. Same government crackdown. The script never changes: crisis → innovation → crackdown → adaptation. What’s different now? The scale. And the tech. But also-the world is watching. And we’re not just bystanders. We’re part of the chain. So when you think about A7A5, think about your own country’s next move. Because it’s coming.

  • Darren Jones

    Darren Jones

    November 28, 2025 at 06:35

    One thing everyone’s missing: the real victory here isn’t the shutdown-it’s the psychological impact. By publicly naming the executives, seizing domains, and offering bounties, the U.S. didn’t just disrupt a network. They destroyed trust. Now, anyone considering joining a sanctions-evading project has to ask: ‘Will I be the next one on the list?’ That’s not enforcement. That’s deterrence at scale. And it’s working.


    But here’s the kicker: the next generation of crypto won’t need names. No founders. No headquarters. No team. Just code. And code doesn’t get arrested. So this victory? It’s temporary. The real war is just beginning.

  • Carol Rice

    Carol Rice

    November 28, 2025 at 20:00

    THIS IS WHY WE CAN’T HAVE NICE THINGS! 🚨 The U.S. didn’t just shut down a crypto exchange-they exposed the entire myth of ‘decentralized finance.’ A7A5 was supposed to be the people’s money. Instead, it became a magnet for criminals, and now the entire ecosystem is painted with the same brush. And guess what? Ordinary people are paying the price. No more easy access. No more safety nets. Just fear. And that’s exactly what the sanctions wanted. You didn’t win a war-you won a PR campaign. And the cost? Human dignity. 🤬

  • Nidhi Gaur

    Nidhi Gaur

    November 30, 2025 at 05:39

    Grinex was just Garantex with a new logo. Everyone knew it. The only surprise is that it took them until August 2025 to shut it down. The real failure here is the U.S. government’s slow response. They waited until $8 billion moved before acting? That’s not efficiency-that’s incompetence. And now they’re pretending they’re heroes? Please. They were asleep at the wheel until the money got too big to ignore.

  • Gaurang Kulkarni

    Gaurang Kulkarni

    December 1, 2025 at 09:12

    Let me be blunt the A7A5 stablecoin was a joke built on TRON which is already a centralized mess and Ethereum which is under surveillance by every node operator in the U.S. and the Kyrgyzstani issuer was probably a shell company registered in a tax haven with a fake director and a Gmail account and the entire network was a honeypot for OFAC to collect wallet addresses and transaction graphs and now they have the largest dataset of Russian crypto users in history so congrats you all just handed over your privacy for the illusion of freedom

  • Bruce Murray

    Bruce Murray

    December 1, 2025 at 20:33

    I don’t know much about crypto, but I know this: when people are desperate, they find a way. And if that way involves a new token or a new exchange, maybe we should ask why they needed it in the first place. Not everyone who uses crypto is a criminal. Sometimes, they’re just trying to keep their lights on.


    Maybe instead of shutting things down, we should be asking how to build systems that protect people instead of punishing them.

  • Aryan Juned

    Aryan Juned

    December 2, 2025 at 19:20

    Brooo… Grinex was LITERALLY Garantex 2.0 😭😭😭 The devs didn’t even change the UI! I saw the same footer text, same logo, same Telegram group! And A7A5? Pfft, it was just USDT with a Russian flag emoji 🇷🇺😂 The U.S. didn’t shut them down-they just got lazy and forgot to change their GitHub repo names! Also, why is everyone acting like this is a big deal? I’ve seen worse scams on TikTok. 🤷‍♂️ #CryptoIsDead #A7A5WasAScam #SendHelp

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