high
Summary
Summary
Action- More Information
| Affected operating systems | Windows |
|---|---|
| Characteristics |
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| Protection available since | 20 April 2005 07:03:13 (GMT) |
| Detected by | All Sophos products |
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Action
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Please follow the instructions for removing Trojans.
More Information
Troj/Bdoor-HO is a backdoor Trojan for the Windows platform.
When first run, Troj/Bdoor-HO will attempt to copy itself to C:\recycler\system.exe. The Trojan will set the following registry entries in an attempt to run itself on Windows login:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
Recycle Bin Handler 2005
C:\recycler\system.exe
Troj/Bdoor-HO will attempt to connect to an IRC channel and await commands from a remote user. Infected computers can then be used to perform several tasks including:
record keystrokes
gather filesystem information
update itself
download arbitrary files
execute arbitrary files
The Trojan will also attempt to modify Windows XP Firewall settings to allow itself access to a specified port.
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