Sophos

W32/Rbot-DP

Category
Type
What to do
Prevalence low high

Summary

 
Included in our products from May 2005 (3.93)
Protection available since 13 July 2004 13:03:14 (GMT)
Last updated 7 April 2005 15:05:02 (GMT)
Detected by All Sophos products

Action

Please follow the instructions for removing worms.

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

HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices

and remove any reference to any file you deleted.

Each user has a registry area named HKEY_USERS\[code number indicating user]\. For each user locate the entry:

HKU\[code number]\Software\Microsoft\Windows\
CurrentVersion\Run\

and remove any reference to any file you deleted.

Close the registry editor.

More Information

W32/Rbot-DP is an IRC backdoor Trojan with spreading capability. W32/Rbot-DP copies itself into the Windows system folder and sets the following registry entries to run itself automatically when Windows starts up

HKCU\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft DirectX
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft DirectX
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices\Microsoft DirectX

W32/Rbot-DP logs onto a predefined IRC server and waits for backdoor commands. When receives the appropriate backdoor command W32/Rbot-DP will attempt to spread to other computers.

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