Sophos

Troj/Ambler-B

Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Included in our products from February 2008 (4.26)
Protection available since 8 December 2007 06:23:11 (GMT)
Detected by All Sophos products

Action

More Information

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

 When Troj/Ambler-B is installed the following files are created:

<System>\conf.dat
<System>\rozmchild.dll

The file rozmchild.dll is registered as a COM object and Browser Helper Object (BHO) for Microsoft Internet Explorer, creating registry entries under:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}
HKCR\CLSID\{FC3DDA79-D1D4-47e4-A38E-27C8C1FEAB5E}

The following registry entry is set:

HKCU\Software\Microsoft\Internet Explorer\Main
Enable Browser Extensions
yes

Registry entries are created under:

HKLM\SOFTWARE\MRSoft

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