Hello, I'm just curious if this is normal. I've had a bit of trouble finding out through searching. Bitcoin core is connecting to peers on ports other than 8333. I've only opened port 8333 on my router.
Bitcoin Client Software and Version Number: Bitcoin Core version v0.15.0.1 (64-bit)
Operating System: Windows 10 Home 64 Bit
System Hardware Specs: AMD Ryzen 1700X, 16GB Ram, SSD and HD
Description of Problem: Bitcoin core is crashing with DB corruption errors while syncing blockchain. Assuming HD hardware error, but investigating possible system compromise
Any Related Addresses: N/A
Any Related Transaction IDs: N/A
Screenshot of the problem:
https://imgur.com/a/3GyXhLog Files from the Bitcoin Client: