JS:Banker-IC is meant to intercept into the connection established between user’s computer and banking website when sensitive data is circulated.
The trojan runs as a proxy script and bewilders common online banking security technologies. That is, even though there is a statement in the browser address line that the connection is secured, the trojan usually manages to bypass the restriction and retrieve sensitive data related to online banking.
Remove JS:Banker-IC for the sake of safe banking. Apart from stealing passwords and account info, the rogue may be used to retrieve data stored immediately in your computer system. The purpose of such theft is not quite clear.
Free scanner available here is a verified remedy to get rid of JS:Banker-IC, its counterparts and other threats.