Scammers behind cryptocurrency investment schemes are dispatching couriers to pick up cash from victims in person, the FBI warns.

According to the agency, scammers usually approach victims through social media, text messages, or fake investment personas, luring them into cryptocurrency schemes that use fraudulent trading platforms and fabricated returns to encourage additional deposits.

When financial institutions block suspicious transfers, scammers tell victims that cash pickups are required to continue investing or to pay purported fees needed to withdraw their funds.

At that point, the fraudsters change tactics and arrange for couriers to collect the money in person.

“Once victims obtain cash and inform the primary…