Hmm; the real ping program isn't something that would be using up memory or coming up on its own.
That's most likely some sort of malware/infection, unfortunately.
Fortunately, I know of a program that will take care of it.
Now, please go to this page:
(Type exactly as it appears if you cannot click it)
and download Malwarebytes for free. Simply click on Download file under the download link and forum link. Download, save, and run (install) it. You do not have to pay for the program at any time. It may prompt you for a trial; click “Decline”. Malwarebytes will then download updates, and then run the Quick Scan (Perform quick scan > Scan) and "Remove Selected" if it finds any items.
Once that is done, please restart your PC... If you're worried about how to get back to me, here's how:
The link should be automatically e-mailed to you each time I reply. You should have a few e-mails from me since the start of this discussion which will take you right back to this discussion. You may also go to JustAnswer.com (or eAnswer.com, depending on which site you came in on) and select My Questions in the top right to return to the question. You may also press Ctrl+D to bookmark this page.
Let me know how it goes; thank you.