Sophos

Troj/StartPa-HC

Aliases
  • Trojan-Dropper.Win32.VB.gp
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 5 August 2005 18:13:26 (GMT)
Last updated 14 December 2005 22:51:37 (GMT)
Detected by All Sophos products
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Action

More Information

Troj/StartPa-HC changes browser settings for Microsoft Internet Explorer.

When first run Troj/StartPa-HC copies itself to:

<Windows system folder>\gedit.exe
<Windows system folder>\msscript.exe
<Windows system folder>\systemr.exe

The following registry entries are created to run "gedit.exe" and "msscript.exe" on startup:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
systemr
"<Windows system folder>\gedit.exe"

HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows
Load
"<Windows system folder>\msscript.exe"

Troj/StartPa-HC periodically changes the Start Page for Microsoft Internet Explorer to the following value:

about:blank

The Trojan also registers a button on the Microsoft Internet Explorer Toolbar, which, when clicked redirects to a remote website.

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