BankerFox.A is not a real threat to a computer. The trojan is only reported by rogue security programs trying to make an image of badly infected system. Do not buy anti-spyware or anti-virus applications that warn you about BankerFox trojan! It’s a fraud.

Infiltration Alert
Your computer is being attacked by an Internet Virus. It could be a password-stealing attack, a Trojan – dropper or similar.
Threat: BankerFox.A
Do you want to block this attack?

BankerFox.A is usually reported by Spyware Protect 2009.

Remove SpywareProtect 2009 to get rid of annoying pop-ups.

Source: http://www.spywarevoid.com/remove-bankerfoxa-pop-up-bankerfox-trojan-removal.html