I copied the address from binance and pasted it into GDAX to perform the withdraw. After not showing up for 12 hours I looked and realized it is a different address than my binance address that i sent it to.
2. You have a bitcoin address clipboard malware that changes the address that you have in your clipboard to the hacker's address.
most likely what happened is what
TryNinja said, you have a
clipboard malwareit was a common issue a few months ago, do a forum's google search on
"clipboard malware" next time make sure to check the first 6 letters and the last 6 letters of the address before clicking send