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TrojanDownloader:MSIL/Prardrukat.A


First posted on 16 July 2015.
Source: Microsoft

Aliases :

There are no other names known for TrojanDownloader:MSIL/Prardrukat.A.

Explanation :

Threat behavior

Installation


It modifies the registry so that it runs each time you start your PC. For example:

In subkey: HKCU\Software\Microsoft\Windows\CurrentVersion\Run
Sets value: "alltaskhost"
With data: "%CurrentFolder%\vcredist_x86_2012.exe"

The malware can stop some applications from running, including:

  • taskkill.exe


The malware uses code injection to make it harder to detect and remove. It can inject code into running processes.



Payload


Downloads malware or unwanted software

This threat can download other malware and unwanted software onto your PC.

Modifies system settings


This malware description was published using automated analysis of file SHA1 1c8582f54f1f8ad59876c17bb7d64ffbe088d1a0.

Symptoms

The following can indicate that you have this threat on your PC:

  • You see registry modifications such as:
    • In subkey: HKCU\Software\Microsoft\Windows\CurrentVersion\Run
      Sets value: "alltaskhost"
      With data: "%CurrentFolder%\vcredist_x86_2012.exe"

    • In subkey: HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskkill.exe
      Sets value: "debugger"
      With data: "null"

Last update 16 July 2015

 

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