Rootkit:W32/Agent.TZ, Trojan-Clicker.Win32.VB.ath


A program or set of programs which hides itself by subverting or evading the computer's security mechanisms, then allows remote users to secretly control the computer's operating system.


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

Agent.TZ creates the following device object and symbolic link so that Worm:W32/VB.KS (usermode) can open a handle to the driver.

  • \Device\hideproc
  • \DosDevices\hideproc

It processes the control code sent by Worm:W32/VB.KS so that its process will be hidden in the process list.It uses a Direct Kernel Object Manipulatin (DKOM) technique for hiding processes.

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