Troj/Banker-AS is a password stealing Trojan targeted at customers of Brazilian banks.
Troj/Banker-AS attempts to log keypresses entered into certain websites and online banking applications. The Trojan may display fake user interfaces in order to persuade the user to enter confidential details. Stolen information is sent by email to a remote user.
Troj/Banker-AS will copy itself to a folder called IE under the Windows folder with the name NTXp.exe.
Troj/Banker-AS creates the following registry entry:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
XPnet
"<Windows folder>\IE\NTXp.exe"