Troj/Enfal-B

Category: Viruses and Spyware Protection available since:31 Aug 2006 00:00:00 (GMT)
Type: Trojan Last Updated:19 Sep 2006 00:00:00 (GMT)
Prevalence: Small Number of Reports

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Troj/Enfal-B is a backdoor Trojan for the Windows platform.

Troj/Enfal-B includes functionality to access the internet and communicate with a remote server via HTTP.

When Troj/Enfal-B is installed the following files are created:
<System>\DisMgnt.exe
<System>\NtApi.exe
<System>\Winkrnl.exe
<System>\ace\temp\kb791024.l0g

where NtApi.exe is an archiver application.

Troj/Enfal-B injects multiple threads into the process EXPLORER.EXE.

The files DisMgnt.exe and Winkrnl.exe are detected as Troj/Enfal-A.

Registry entries are set as follows:

HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced
ShowSuperHidden
0

HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Shell
Explorer.exe,<System>\<original Trojan filename>

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