high
Summary
Summary
Action- More Information
| How it spreads |
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|---|---|
| Affected operating systems | Windows |
| Characteristics |
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| Included in our products from | October 2004 (3.86) |
| Protection available since | 25 August 2004 14:26:56 (GMT) |
| Detected by | All Sophos products |
Action
- Summary
- Action
- More Information
Please follow the instructions for removing Trojans.
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\
Zone system = "C:\WINDOWS\szchost.exe"
and delete it if it exists.
Close the registry editor.
More Information
Troj/Multidr-AC drops Troj/Startpa-BZ as <Windows>\szchost.exe.
The Trojan also sets the following registry entry to autorun the dropped Trojan on system startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\
Zone system = "C:\WINDOWS\szchost.exe"
Troj/Multidr-AC then executes the dropped Trojan.
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