Sophos

Troj/CmjSpy-T

Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Included in our products from April 2005 (3.92)
Protection available since 25 February 2005 21:40:46 (GMT)
Detected by All Sophos products

Action

Please follow the instructions for removing Trojans.

Change any data that may have become compromised.

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
HpPrinter

and delete it if it exists.

Close the registry editor.

More Information

Troj/CmjSpy-T is a backdoor Trojan.

Troj/CmjSpy-T copies itself to the Windows system folder with the filename HPSERVER.EXE and then sets itself to run on system startup either by creating a service with a Service Name and Display Name of "HpPrinter" or by setting a value in the registry at the following location:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
HpPrinter

Troj/CmjSpy-T attempts to drop a data file FIRSTRUNMAGIC.TXT to the Windows temp folder.

Troj/CmjSpy-T may attempt to drop and run files to the Windows system folder including the file M2SYADLL.DLL, also detected as Troj/CmjSpy-T. Troj/CmjSpy-T may attempt to inject this DLL into EXPLORER.EXE.

Troj/CmjSpy-T may act as a backdoor Trojan performing tasks including attempting to send and receive information from websites, downloading and executing further files, monitoring user's keystrokes and sending emails from the infected computer.

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