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Summary
Summary
Action- More Information
| Affected operating systems | Windows |
|---|---|
| Characteristics |
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| Included in our products from | November 2004 (3.87) |
| Protection available since | 23 September 2004 07:49:14 (GMT) |
| Detected by | All Sophos products |
Action
- Summary
- Action
- More Information
Please follow the instructions for removing worms.
Download and install the Microsoft patch mentioned above.
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
auxAudioDevice = "<Windows system folder>\aux32.exe"
and delete it if it exists.
Close the registry editor.
More Information
W32/Zusha-A is a worm for the Windows platform.
W32/Zusha-A spreads by exploiting the LSASS (MS04-011) vulnerability, causing vulnerable computers to download a copy of the worm from an FTP site. W32/Zusha-A is a worm for the Windows platform.
W32/Zusha-A spreads by exploiting the LSASS (MS04-011) vulnerability, causing vulnerable computers to download a copy of the worm from an FTP site.
When run W32/Zusha-A copies itself to aux32.exe in the Windows system folder and adds the following registry entries:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
auxAudioDevice = "<Windows system folder>\aux32.exe"
HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\List\
<Windows system folder>\aux32.exe =
"<Windows system folder>aux32.exe:*:Enabled:aux32.exe"
W32/Zusha-A also contacts a website. If the website returns the string "AnyoneElseWangSomeZu" the worm will remove its registry entries.
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