You may be eligible to receive benefits under Title II of the Social Security Act if you are NOT a U.S. Citizen. Under Title II (SSDI), if you are living in the United States, in order to receive benefits, you must have earned enough credit and show that you are lawfully present in the United States.
SSI for Non-U.S. Citizens
If you have not worked at all or have not worked long enough to earn enough credit, you may be eligible for Supplemental Security Income (SSI). In order to qualify for SSI:
You must be lawfully present in the United States as of August 22, 1996 and disabled or blind;
Admitted to United States as a refugee within the last seven years and disabled or blind;
Have been granted Asylum within the last seven years and disabled or blind.