Getting iOS 14.4 will fix three different security vulnerabilities.
New Zealand's computer emergency response team has sent out an advisory warning of the attacks.
The Reserve Bank of New Zealand was not the direct target of a cyber attack that breached its data systems, it says.
The charges include conspiracy, computer hacking, wire fraud, aggravated identity theft, and false registration of a domain name.
It's believed to be behind four days of disruption for the stock exchange.
"We call upon all cyber actors to refrain from activity that may jeopardise responses to the pandemic."
The US healthcare sector has also been targeted.