US Treasury Freezes $131 Million in Iran-Linked Crypto Wallets – Decrypt

The U.S. Treasury’s Workplace of Overseas Property Management sanctioned a number of cryptocurrency wallets tied to Iran’s Central Financial institution and the Islamic Revolutionary Guard Corps on Tuesday, with stablecoin issuer Tether freezing over $131 million throughout 4 addresses on the Tron blockchain.

Treasury Secretary Scott Bessent confirmed the transfer in a publish on X, vowing the U.S. would “aggressively comply with the cash and deny the Iranian regime entry” to illicit funds. Individually, the Treasury sanctioned seven people linked to a world weapons procurement community for the Iranian armed forces, IRGC—together with a Tehran-based drone elements provider, a Nigerian middleman, and Russian nationals tied to a Moscow aviation firm.

To know why this issues, you must perceive the way it works. USDT—a digital token issued by Tether pegged one-to-one to the U.S. greenback—runs on blockchains like Ethereum and Tron, outdoors the banking system Iran has been largely minimize off from for years. As a result of Tether points the token, it retains the power to freeze particular pockets addresses on the software program stage, rendering the funds immovable.

On-chain analyst Specter on X recognized the 4 frozen addresses earlier than Bessent’s announcement, tracing their hyperlinks to each the IRGC and Iran’s central financial institution. His evaluation confirmed a lot of the funds had beforehand been withdrawn from DTC Pay, a fee service supplier, and Bitso, a Latin American cryptocurrency trade, earlier than touchdown within the wallets OFAC finally sanctioned.

Blockchain is what makes this enforcement doable—and what makes Iran’s crypto workaround much less protected than it seems to be. Transactions on public networks like Tron are completely seen, and U.S. businesses work alongside analytics companies to hint how cash strikes. The extra centralized a blockchain or crypto resolution is, the extra inclined it’s to being censored.

TRM Labs’ Ari Redford advised Bloomberg in April that regulation enforcement can “observe and hint the move of funds to construct circumstances—and probably seize them” when actors attempt to money out at regulated exchanges, which should adjust to US guidelines.

“It has turn out to be this cat and mouse recreation between the IRGC monetary facilitators and Nationwide Safety (Companies) to attempt to cease Iran from offraping,” he stated.

Iran has spent years constructing a crypto infrastructure to avoid sanctions. The nation legalized Bitcoin mining in 2019 and turned to USDT to stabilize a rial (its native fiat foreign money) in freefall and settle worldwide commerce. Blockchain analytics agency Chainalysis tracked almost $8 billion in attributed Iranian crypto quantity in 2026—TRM argues it’s virtually $10 billion—with IRGC-associated addresses accounting for greater than half of the nation’s inflows within the closing quarter of that yr.

Tuesday’s freeze is the newest transfer in a marketing campaign branded Operation Financial Fury. In April, Tether froze $344 million in USDT throughout two different Tron addresses tied to Iran’s central financial institution. By Might, Bessent stated the U.S. had seized roughly $1 billion in Iranian crypto complete because the marketing campaign started. In June, the Treasury sanctioned Iran’s 4 largest exchanges, together with Nobitex, which alone processed greater than half of the nation’s digital asset quantity in 2025.

Tether says it now works with greater than 340 regulation enforcement businesses throughout 65 nations and has frozen greater than $4.4 billion in belongings because it started coordinating with authorities, together with greater than $2.1 billion tied to US enforcement actions.