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Backdoor:Win32/Leenstic.C

First posted on 22 July 2014.
Source: Microsoft

Aliases :

There are no other names known for Backdoor:Win32/Leenstic.C.

Explanation :

Threat behavior

Installation

Backdoor:Win32/Leenstic.C copies itself to c:\documents and settings\administrator\application data\226237.exe. The malware changes the following registry entries so that it runs each time you start your PC:

In subkey: HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Sets value: "InstallShield Update Service"
With data: "c:\documents and settings\administrator\application data\226237.exe"

Payload

Allows backdoor access and control

Backdoor:Win32/Leenstic.C gives a hacker access and control of your PC. They can then perform a number of different actions, including:

• Downloading and running files
• Uploading files
• Spreading malware to other PCs
• Logging your keystrokes or stealing your sensitive data
• Modifying your system settings
• Running or stopping applications
• Deleting files

This malware description was produced and published using automated analysis of file SHA1 cae5570000de5b76a8208f56ed947ac7709c0cbe.Symptoms

System changes

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

• You have these files:
  
  c:\documents and settings\administrator\application data\226237.exe

• You see these entries or keys in your registry:
  
  Sets value: "InstallShield Update Service"
  With data: "c:\documents and settings\administrator\application data\226237.exe"
  In subkey: HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

Last update 22 July 2014

 

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