This particular hundred and eight name hymn of hanuman is widely used in the worship of hanuman , mainly during hanuman jayanti (the day of hanuman’s birth) this hundred and eight names start with the name Anjaneya, hence its also known as Anjaneya Ashtottara Shatanama Stotra.
This hymn is claimed to be from the text Kalika Rahasyam
Many names from this hymn are related to the events of Ramayana and mahabharata, some of the names indicate towards the benefits we attain by worshiping hanuman. Some epithets describe the qualities of hanuman.
By reading about this hymn, we can learn the greatness of hanuman, try to adapt his good qualities and values, and also gain the blessing of hanuman.