high
Summary
Summary
Action- More Information
| Affected operating systems | Windows |
|---|---|
| Characteristics |
|
| Protection available since | 8 June 2005 12:52:13 (GMT) |
| Detected by | All Sophos products |
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Action
- Summary
- Action
- More Information
Please follow the instructions for removing worms.
Replace the Hosts file from a backup or edit it in Notepad to remove the changes that the worm has made.
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\
Microsoft IIS = <filename>
and delete it if it exists.
Close the registry editor.
More Information
W32/Francette-S is a Windows worm with an IRC backdoor component that spreads by scanning the internet for computers vulnerable to the RPC/DCOM exploit.
A patch for the vulnerability exploited by W32/Francette-S can be obtained from Microsoft at:
W32/Francette-S runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels. W32/Francette-S is a Windows worm with an IRC backdoor component that spreads by scanning the internet for computers vulnerable to the RPC/DCOM exploit.
A patch for the vulnerability exploited by W32/Francette-S can be obtained from Microsoft at:
W32/Francette-S runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels.
In order to run automatically when Windows starts up the worm sets the following registry entry:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\
Microsoft IIS = <filename>
W32/Francette-S also modifies the Windows HOSTS file in an attempt to prevent access to the following websites:
ibank.barclays.co.uk
online-business.lloydstsb.co.uk
online.lloydstsb.co.uk
www.halifax-online.co.uk
www.ukpersonal.hsbc.co.uk
www.nwolb.com
banesnet.banesto.es
extranet.banesto.es
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