Summary

Summary
Action
More Information
| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Included in our products from | May 2005 (3.93) |
| Protection available since | 15 March 2005 09:12:53 (GMT) |
| Detected by | All Sophos products |
Action

Summary
Action
More Information
Please follow the instructions for removing Trojans.
Change any data that may have become compromised.
Windows NT/2000/XP/2003
In Windows NT/2000/XP/2003 you will also need to edit the following registry entry. The removal of this entry is optional in Windows 95/98/Me. Please read the warning about editing the registry.
At the taskbar, click Start|Run. Type 'Regedit' and press Return. The registry editor opens.
Before you edit the registry, you should make a backup. On the 'Registry' menu, click 'Export Registry File'. In the 'Export range' panel, click 'All', then save your registry as Backup.
Locate the HKEY_LOCAL_MACHINE entry:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
RunWin
<path to Trojan>
and delete it if it exists.
Close the registry editor.
More Information
Troj/Banker-BN is a password stealing Trojan aimed at customers of a Brazilian bank.
When run the Trojan will create the following registry entry so as to auto-run:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
RunWin
<path to Trojan>
Troj/Banker-BN will monitor a user's internet access. When certain internet banking sites are visited, the Trojan will display a fake login screen in order to trick the user into inputting their details. The Trojan will monitor for URLS containing the following string:
BancoBrasil\officeIE\index.html
Troj/Banker-BN will then send the stolen details to an anonymous email address.
