Most likely not any traditional would get past Apple's secure
garden; where most things can't make the trip. Other things
such as user-fear, may drive one into loading anti-virus; or
additional unnecessary software, into a macOS or iOS..
Clear the history, cache, and cookies from Safari on your iPhone, iPad, or iPod touch - Apple Support
//support.apple.com/en-us/105082
• How to Recognize and Avoid Phishing Scams | FTC Consumer info
https://consumer.ftc.gov/articles/how-recognize-and-avoid-phishing-scams
Scams, phishing and other tricks to get untoward items
installed are up to the user to avoid. Spam & popups
can also appear to be something they are not. Often
these are junk; web browsers may attract, when they
are misdirected into shady pages or seedy sites.
Recognize and avoid phishing messages, phony support calls, and other scams - Apple Support
//support.apple.com/en-us/102568
A few good support articles and some time; also knowing
to reset the Apple systems or restart; clearing page history
in Safari or other browser, can stop a repeat appearance of
junk pages or bad sites online. [No anti-virus is needed.]
Some items are created to target your product, to make it
seem there is a problem; to keep you looking elsewhere.
Items you browse & install in your device, but don't need.
How to delete an app that has a configuration profile on your iPhone, iPad, or iPod touch - Apple Support
//support.apple.com/en-us/108426
Some items had been removed from the App store, which
attracted trash into your Apple product; these have been
removed; but still might have left a profile behind.
Safely open apps on your Mac - Apple Support
//support.apple.com/en-us/102445
Some items for macOS also may apply to iOS.
