Troj/Banker-AN is a Trojan for the Windows platform that attempts to steal confidential information when a user visits banking-related websites.
Troj/Banker-AN attempts to download the file CARPserver.exe from a predefined remote Brazilian location.
When executed Troj/Banker-AN creates Iexplore.exe in the Windows folder sets the following registry entries in order to run automatically when Windows starts up:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
irwftp
iexplorer.exe
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
CARPserver
CARPserver.exe
Troj/Banker-AN also sets the following registry entries:
HKCU\Software\WinRAR SFX\c%%windows%system
HKCU\irwftp\
HKLM\SOFTWARE\Microsoft\DownloadManager\
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\@