Trojan-Downloader:W32/Agent.BUV downloads malicious files from a remote server. It then executes and installs the downloaded files.


Automatic action

Based on the settings of your F-Secure security product, it will either move the file to the quarantine where it cannot spread or cause harm, or remove it.

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Technical Details

Upon execution, this malware creates a copy of itself at the following location:

  • %windir%\system\internat.exe

It then creates a BAT file that will be used to delete the original file executed by user. It will then create the following processes:

  • %windir%\system\internat.exe
  • %programfiles%\Internet Explorer\IEXPLORE.EXE

The file called internat.exe is the malware's own process. It attempts to download additional files from the following URLs:


Note: The URLs were offline during our period of investigation.

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