just tell them you want to update your ssn. it is legit I have done that myself when I used my itin. bring your docs (ssn and id) or parents with you and youll be fine.
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Case type:B2 Overstayed
Sent-8/15/12.Resubmitted-8/27. Vermont-9/7.
Biometrics-9/17. Approved 9/27. EAD10/1. Approved for instate tuition in VA: 12/17/12 !!! RENEWALS so far 9/27/14, 9/04/16 and NOW 8/12/18