This is a regular verb. It follows the conjugation pattern of the verb hablar.
PresentPresente
Me molestan los ruidos fuertes.
Loud noises bother me.
PreteritePretérito indefinido
Ese comentario le molestó mucho.
That comment really bothered him.
FutureFuturo
El ruido de las obras molestará a los vecinos.
The construction noise will bother the neighbors.
Imperfect SubjunctiveImperfecto de subjuntivo
Cerré la puerta para que el ruido no te molestase.
I closed the door so the noise wouldn't bother you.