US Blacklists 4 Iranian Central Bank Crypto Wallets, Freezes $131M in USDT

The U.S. Treasury Department has escalated its financial pressure on Iran by directly targeting the central bank’s cryptocurrency wallets. Four addresses operating on the TRON blockchain, holding a combined $131 million in USDT, were frozen by Tether at OFAC’s request. Another strike within Operation Economic Fury, aimed at strangling the Iranian regime’s financial flows.

Four Addresses Targeted and Their Balances

The OFAC announcement, published on July 14, 2026, marks a new escalation in American financial pressure on Iran. The Office of Foreign Assets Control formally added four crypto addresses linked to the Central Bank of Iran to its sanctions list. These wallets, all operating on the TRON network, contained enormous sums in USDT, the world’s leading stablecoin by market capitalization. On-chain traceability allowed for precise establishment of the scale of the assets involved.

Blockchain analyst Specter, first to identify these wallets on-chain, revealed the approximate balances of each address. The wallet TFQbqaNbmq2xsVor2NbufLkYZvxFC9wC7k dominated with approximately $85.47 million. It was followed by TJdgB1k6ot3f2nLuZug6D8eD3HavTmzmSK with $30.96 million, TXGHxdYbGy574z5hBu4LNzq9NzjZQ9bhUf with $12.3 million, and TAhwhFv3JpK39Nc2m8W5LPCcoTisutiRfp with $1.28 million. Combined, these four addresses had received over $165 million in stablecoins according to data compiled by Chainalysis.

Tether’s Swift Response

Tether, the issuer of USDT, responded remarkably quickly to the American authorities’ request. Within hours of the OFAC update being published, the company proceeded to freeze the $131 million hosted across the four sanctioned wallets. This freeze action prevents any transfer or exchange of these funds, but does not technically constitute a seizure. The amounts remain under nominal control of the Iranian central bank’s wallets, with no possibility of being mobilized.

« The U.S. Treasury is committed to disrupting and discouraging Iran’s illicit financial activities, including the misuse of digital assets. Today, OFAC sanctioned several wallets linked to Iran’s Central Bank, resulting in the freeze of over $130 million. We will continue to aggressively track financial flows and deny the Iranian regime access to revenue generated by its illicit schemes. »

Scott Bessent, U.S. Treasury Secretary

This freeze brings the total USDT frozen in connection with the Iranian central bank to approximately $475 million. In April 2026, Tether had already frozen $344 million in USDT following an initial request from American authorities. According to data gathered by Elliptic, the Iranian central bank has accumulated at least $507 million in USDT, using the stablecoin to support the rial (the national currency) and circumvent international sanctions that have weighed on the country for decades.

Operation Economic Fury and Its Precedents

This action falls within the broader framework of Operation Economic Fury, a U.S. financial pressure campaign officially launched in March 2025. This initiative aims to strangle the Iranian regime’s revenue sources by targeting all its financial channels, including the new vectors constituted by cryptocurrencies. In May 2025, Treasury Secretary Scott Bessent revealed that authorities had already seized approximately $1 billion in Iranian crypto assets as part of this operation.

The OFAC update from July 14 does not constitute new sanctions but extends an existing designation. The Central Bank of Iran has been on the Treasury Department’s blocked entities list since 2019, under the authority of the American counter-terrorism executive order. This designation stems from its support for the Islamic Revolutionary Guard Corps – Qods Force (IRGC-QF) and Hezbollah, both organizations also targeted by American sanctions. The extension to crypto wallets demonstrates Washington’s ability to track evolving financial evasion techniques.

This latest development comes after OFAC sanctions in June against Nobitex and other Iranian exchanges, accused of having enabled the central bank to convert stablecoins into traditional currencies. The origin of funds identified by Chainalysis confirms these connections: the four sanctioned addresses had received stablecoins from the DTC Pay and Bitso platforms, an institutional liquidity provider, and an Asia-based payment processor.

Geopolitical Context and Military Escalation

Geopolitically, this sanctions action comes amid heightened tensions between the United States and Iran. Ceasefire negotiations have failed, paving the way for a resumption of airstrikes and drone attacks in the region. The United States has reinstated a blockade of the Strait of Hormuz targeting Iranian vessels, a major economic pressure measure since this strait constitutes the passage point for approximately 20% of global oil production.

U.S. Central Command (CENTCOM) announced a new series of strikes against Iranian targets, while the Iranian military claimed drone attacks against American military installations at Al Azraq air base in Jordan. In this context of escalation, the freezing of crypto assets appears as a component of a comprehensive strategy aimed at depriving Iran of all its financial resources, including those flowing through decentralized digital channels.

Implications for the Crypto Ecosystem

OFAC specified that the published wallet lists are not exhaustive. This wording means that other addresses controlled by the Central Bank of Iran could be designated as blocked property at any time, without prior notice. This « open list » approach sends a strong signal to the entire crypto ecosystem: exchanges, DeFi protocols, and custodians that deal with these entities would expose themselves to secondary sanctions.

The episode also illustrates the growing role of stablecoin issuers in international sanctions enforcement. Tether, in particular, has established a precedent by voluntarily freezing funds linked to sanctioned entities, a cooperation with American authorities that strengthens its position as a regular partner of the Western financial system. This strategic alignment contrasts with the decentralization image often associated with cryptocurrencies and raises questions about the balance between transaction anonymity and regulatory compliance.

Outlook and Scenarios

Targeting the Central Bank of Iran’s crypto wallets represents a tactical victory for the United States in its maximum financial pressure campaign. However, the long-term effectiveness of these measures will depend on American authorities’ ability to identify and freeze all Iranian crypto holdings, including those using networks more difficult to trace than TRON. The emergence of privacy protocols and private chains could enable Iran to diversify its cryptocurrency access channels in the coming months.

In the most likely scenario, military escalation and financial sanctions should continue in parallel, without a diplomatic solution in the short term. Iranian crypto assets will likely continue to be identified and frozen as they are discovered, creating a persistent hunt effect that limits the regime’s ability to build lasting reserves in digital assets. The global crypto ecosystem, for its part, will need to navigate between regulatory compliance requirements and the decentralization principles that underpin its very purpose.

Sources

• CoinDesk – U.S. Adds Four Iran Central Bank Crypto Wallets to Sanctions
• Incrypted – Tether Has Frozen $131M Linked to Iran
• Yahoo Finance – Iran Central Bank Used $507M in USDT
• CoinPaper – US Freezes $130M in Iran-Linked USDT Wallets

This article is published for informational and educational purposes only. It does not constitute investment advice in any way. Do your own research (DYOR) before making any decisions.