MONTERREY, Mexico--(BUSINESS WIRE)--Fitch Ratings has upgraded Banco Interacciones' (Interacciones) Viability Rating (VR) to 'bb+' from 'bb', and its long-term foreign and local currency Issuer Default Ratings (IDRs) to 'BB+' from 'BB'. The short-term foreign and local currency ratings are affirmed at 'B'. The long-term national scale ratings of Interacciones and Interacciones Casa de Bolsa, S.A de C.V., Grupo Financiero Interacciones (ICB), a non-bank subsidiary of Grupo Financiero Interaccion