high
Summary
Summary
Action- More Information
| How it spreads |
|
|---|---|
| Affected operating systems | Windows |
| Characteristics |
|
| Protection available since | 7 February 2005 13:38:52 (GMT) |
| Detected by | All Sophos products |
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Action
- Summary
- Action
- More Information
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
xpupdate
updates.exe
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
xpupdate
updates.exe
and delete them if they exist.
Close the registry editor.
More Information
W32/Rbot-VM is a network worm and IRC backdoor Trojan for the Windows platform.
W32/Rbot-VM spreads using a variety of techniques including exploiting weak passwords on computers and SQL servers, exploiting operating system vulnerabilities (including DCOM-RPC, LSASS).
W32/Rbot-VM can be controlled by a remote attacker over IRC channels. The backdoor component of W32/Rbot-VM can be instructed by a remote user to perform a predefined set of functions. W32/Rbot-VM is a network worm and IRC backdoor Trojan for the Windows platform.
W32/Rbot-VM spreads using a variety of techniques including exploiting weak passwords on computers and SQL servers, exploiting operating system vulnerabilities (including DCOM-RPC, LSASS).
W32/Rbot-VM can be controlled by a remote attacker over IRC channels. The backdoor component of W32/Rbot-VM can be instructed by a remote user to perform a predefined set of functions.
The worm copies itself to a file named crmss.exe in the Windows system folder and creates the following registry entries:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
xpupdate
updates.exe
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
xpupdate
updates.exe
Patches for the operating system vulnerabilities exploited by W32/Rbot-VM can be obtained from Microsoft at:
http://www.microsoft.com/technet/security/bulletin/ms04-011.mspx
http://www.microsoft.com/technet/security/bulletin/ms04-012.mspx
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