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Backdoor:Win32/Dodiw.A

First posted on 25 July 2015.
Source: Microsoft

Aliases :

There are no other names known for Backdoor:Win32/Dodiw.A.

Explanation :

Threat behavior

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

• %ProgramData% \javainstaller\installer.exe

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



Payload


Allows backdoor access and control

This threat can give a malicious hacker access and control of your PC. They can then perform a number of different actions, such as:

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

Connects to a remote host

We have seen this threat connect to a remote host, including:

• ultrablue007.ddns.net using port 53

Malware can connect to a remote host to do any of the following:

• Check for an Internet connection
• Download and run files (including updates or other malware)
• Report a new infection to its author
• Receive configuration or other data
• Receive instructions from a malicious hacker
• Search for your PC location
• Upload information taken from your PC
• Validate a digital certificate

Additional information

Creates a mutex

This threat can create a mutex on your PC. For example:

• f6a819b9-b7a9-4607-a103-1fe8b7ea38c9

It might use this mutex as an infection marker to prevent more than one copy of the threat running on your PC.



This malware description was published using automated analysis of file SHA1 5634496ed1180ef4f8a857d18eb2f1626d03abf0.

Symptoms

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

• You see a file similar to:
  • %ProgramData%\javainstaller\installer.exe

• You see the following mutex:
  • f6a819b9-b7a9-4607-a103-1fe8b7ea38c9

Last update 25 July 2015

 

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