Yes. We actually live in a symbiotic relationship with some viruses, they are a part of our microbiome and safeguard our health.

Bacteriophages are viruses in our guts that eliminate harmful bacteria, this also gives the ability to be used as a alternative antibiotic.

Viruses may also have indirectly propelled evolution throughout time. Virus fighting proteins such as the APOBEC proteins may have triggered multiple genetic explosions that have helped sculpt the modern in human.