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 | 18 August 2004 13:50:01 (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\
cmssSystemProcess = <system32>\csms.exe
and delete it if it exists.
Close the registry editor.
More Information
The Trojan will download and intsall the following files:
<System32>\csms.exe
<System32>\msmcts.dll
Troj/Agent-Y will run in the background and periodically upload results to a ftp server.
During installing, Troj/Agent-Y will set various registry entries under
HKLM\SOFTWARE\Microsoft\MSFD
In addition, it will also set the following registry entries to allow further access:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\
cmssSystemProcess = <system32>\csms.exe
HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess\Parameters\
FirewallPolicy\StandardProfile\AuthorizedApplications\List\
<path to mslist.exe> = "<path to mslist.exe>:*:Enabled:cmsscs"
Before downloading, the Trojan will attempt to terminate various anti-virus/firewall processes.
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