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TrojanDownloader:AutoIt/Fadef

First posted on 31 August 2015.
Source: Microsoft

Aliases :

There are no other names known for TrojanDownloader:AutoIt/Fadef.

Explanation :

Threat behavior

Installation
This threat can create files on your PC, including:

• %ProgramData%\administratorsalva\dh.dll
• %ProgramData%\administratorsalva\rotartsinimdadefense.exe

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: "Microsoft Defender"
With data: ""%ProgramData%\administratorsalva\rotartsinimdadefense.exe""
In subkey: HKLM\Software\Microsoft\Windows\CurrentVersion\Run
Sets value: "Microsoft Defender"
With data: ""%ProgramData%\administratorsalva\rotartsinimdadefense.exe""


Payload


Downloads malware or unwanted software

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



This malware description was published using automated analysis of file SHA1 633a6b4b935997ec3e7dfbb545e4f300e162f423.

Symptoms

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

• You see a file similar to:
  • %ProgramData%\administratorsalva\dh.dll
  • %ProgramData%\administratorsalva\rotartsinimdadefense.exe

• You see registry modifications such as:
• In subkey: HKCU\Software\Microsoft\Windows\CurrentVersion\Run
  Sets value: "Microsoft Defender"
  With data: ""%ProgramData%\administratorsalva\rotartsinimdadefense.exe""
  
  
• In subkey: HKLM\Software\Microsoft\Windows\CurrentVersion\Run
  Sets value: "Microsoft Defender"
  With data: ""%ProgramData%\administratorsalva\rotartsinimdadefense.exe""

Last update 31 August 2015

 

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