Win32.HLLW.Autoruner1.13225

Added to the Dr.Web virus database: 2012-03-07

Virus description added: 2012-03-28

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'QZet Agent' = '"%WINDIR%\azup.exe" -agent'

Malicious functions:

Creates and executes the following:

Modifies file system :

Creates the following files:

%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\ag[1].php
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\ag[1].php
%WINDIR%\azup.ini
<Current directory>\azup.ini
%WINDIR%\azup.exe

Deletes the following files:

%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\ag[1].php
%HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\ag[1].php

Network activity:

Connects to:

TCP:

HTTP GET requests:

UDP:

Miscellaneous:

Searches for the following windows: