Hi and welcome to the site, I’m Louie. Sorry you had to wait awhile but I’ll do my best to help.
Initially, yes, the other end of the cable is a standard USB plug while the smaller other end is the Mini-B USB plug.
More particularly, it is the CB-USB4 cable that comes packaged with the camera and is required for downloading images using the camera. The stock number for a replacement cable is (Item #200776).
Please click HERE for reference.
Try inquiring from Olympus Australia 1300 659 678
Alternatively, consider eBay HERE.