Home / malware

PDF

Backdoor:Win32/Kreen!dha

First posted on 11 May 2016.
Source: Microsoft

Aliases :

There are no other names known for Backdoor:Win32/Kreen!dha.

Explanation :

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

• %TEMP%\rarsfx0\mpvis.exe
• %TEMP%\rarsfx0\rastls.dll
• %TEMP%\temp.bat

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: "NortonInternetSecurity"
With data: "c:\users\admini~1\appdata\local\temp\rarsfx0\mpvis.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:

• poff.wha.la using port 80

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

It can stop some processes from running on your PC, including:

• .exe

This malware description was published using automated analysis of file SHA1 d54de89d0c48e1c4afbe4fe85650b64ec36fecc6.

Last update 11 May 2016

 

TOP