Additionally, the OFAC also sanctioned a network of foreign exchange houses, shell companies and individuals on Friday that it said helped Iran’s shadow banking system move hundreds of millions of dollars, including funds tied to overseas oil sales.

“The Iranian regime’s reliance on digital assets and shadow banking networks is further evidence that Economic Fury is working,” Treasury Secretary Scott Bessent said in a statement. “Whether in dollars, rials, or crypto, Treasury will hunt down and dismantle the illicit financial networks that keep the regime afloat.”

The designations came as the U.S.-Iran war has raised the stakes of Washington’s push to cut Tehran off from foreign currency and global financial markets….