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Troj/Agent-BN

Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Protection available since 6 January 2005 22:10:29 (GMT)
Last updated 28 July 2005 08:26:35 (GMT)
Detected by All Sophos products
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Action

Please follow the instructions for removing Trojans.

You should also check your Internet Explorer settings using Tools|Internet options|General for any modifications made by the worm.

More Information

Troj/Agent-BN is a downloader Trojan for the Windows platform.

Troj/Agent-BN connects to a preconfigured internet site and downloads code. The downloaded code is specific to the country of the infected computer.

In addition Troj/Agent-BN alters the Internet Security zone for a preconfigured website by setting the following registry entry:

HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\
Domains\63.219.181.7\http
2

HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\
Domains\search-soft.net\http
2

Troj/Agent-BN will not affect computers from certain countries, determined by the value of the following registry entry:

HKCU\Control Panel\International\
Geo
<Code>

If <Code> is one of these values the Trojan will not run:

203
241
70
59
75
7
5
29
88
130
137
140
141
152
247

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