Sophos

Troj/Sharp-F

Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 13 April 2005 22:02:14 (GMT)
Last updated 13 January 2006 10:33:39 (GMT)
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Action

More Information

Troj/Sharp-F is a backdoor Trojan for the Windows platform.

Troj/Sharp-F will copy itself to the Windows system folder as IMMS16.DLL and MCIOLES16.DLL or COMAPI.DLL and EULSASS.DLL. In order to run automatically each time a user logs on, Troj/Sharp-F will modify the following registry entry:

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Userinit
<original registry entry data>,<path to Trojan>

Troj/Sharp-F will inject code into the EXPLORER.EXE processs.

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