Summary

Summary
Action
More Information
| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Included in our products from | February 2006 (4.02) |
| Protection available since | 21 June 2005 08:20:41 (GMT) |
| Last updated | 20 December 2005 22:45:42 (GMT) |
| Detected by | All Sophos products |
Action

Summary
Action
More Information
Please follow the instructions for removing Trojans.
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
Timer
<Windows>\comm.exe /i
and delete it if it exists.
Close the registry editor.
More Information
Troj/Bdoor-IP is a backdoor Trojan for the Windows platform.
Troj/Bdoor-IP includes functionality to access the internet and communicate with a remote server via HTTP.
When first run Troj/Bdoor-IP copies itself to <Windows>\comm.exe.
The following registry entry is created to run comm.exe on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Timer
<Windows>\comm.exe /i
Registry entries are created under:
HKLM\SOFTWARE\Cat\
Troj/Bdoor-IP may attempt to send stolen system information to a remote website.
Troj/Bdoor-IP may also execute commands from a remote website.
