You might want to look into Halawa money transfer "money transfer without money movement" operates (apparently common in the MENA, especially in Dubai):

Investopedia claims:

Is a Hawala Illegal? Hawala trades are illegal in the United States and many other countries because financial regulations require money services businesses to obtain appropriate licenses and follow anti-money laundering laws.

You might want to look into Hawala money transfer "money transfer without money movement" operates (apparently common in the MENA, especially in Dubai):

Investopedia claims:

Is a Hawala Illegal? Hawala trades are illegal in the United States and many other countries because financial regulations require money services businesses to obtain appropriate licenses and follow anti-money laundering laws.