Phishing call about iCloud breach

I almost fell for this iCloud breach call that I received tell me that my iCloud had been breached and they wanted to remote into my computer and I downloaded a remote access from ultraviewer and when I told him I didn’t feel comfortable giving him my info he insisted I continue and he would assure me everything was ok after they help me I downloaded this ultraviewer but never gave the I’d password they wanted and I hung up called Apple right away please please be aware ppl this is very scary