is a SoftPaq file—a proprietary HP packaging format for drivers and firmware updates. The "SP" stands for SoftPaq, and the following numbers (67118) are a unique identifier assigned by HP.
By default, HP extracts files to C:\SWSetup\SP67118 . If you delete that folder now, it is safe. However, if you keep it, future repairs or modifications will be faster. Sp67118.exe Hp Driver Download
For other model-specific drivers, you can search by serial number on the Official HP Drivers Page for your HP desktop? Drivers for HP COMPAQ - HP Support Community - 6315840 11 Sept 2017 — is a SoftPaq file—a proprietary HP packaging format