high
Summary
Summary
Action- More Information
| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Included in our products from | May 2005 (3.93) |
| Protection available since | 23 March 2005 09:01:27 (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.
You will also need to edit the following registry entries, if they are present. 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 entries:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
Regcaioft
%SYSTEM%\REGCAIOFT.EXE
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
Regcaioft
%SYSTEM%\REGCAIOFT.EXE
and delete them if they exist.
Close the registry editor.
More Information
Troj/Bancos-BV is a password stealing Trojan for the Windows platform that targets customers of Brazilian banks.
Troj/Bancos-BV monitors a user's internet access, and 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.
Troj/Bancos-BV may also try to connect to a predefined website. Troj/Bancos-BV is a password stealing Trojan for the Windows platform that targets customers of Brazilian banks.
Once executed Troj/Bancos-BV displays a fake error message, copies itself to the Windows system folder with the filename REGCAIOFT.EXE and in order to be able to run automatically when Windows starts up sets the registry entries:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
Regcaioft
%SYSTEM%\REGCAIOFT.EXE
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
Regcaioft
%SYSTEM%\REGCAIOFT.EXE
Troj/Bancos-BV will also create two non-malicious microsoft DLL's mswinsck.ocx and richtx32.ocx in the Window system folder. The Trojan may also copy these file to the Windows folder. The files ar not malicious and may be deleted if the user wishes.
Troj/Bancos-BV monitors a user's internet access, and 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.
Troj/Bancos-BV may also try to connect to a predefined website.
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