What Is Mebroot? How To Remove Mebroot Trojan Virus

What is Mebroot?

When Mebroot attacks on MBR, it is capable of starting itself even before the windows OS starts. Mebroot easily breaks all window security mechanism

It uses rootkit techniques of hiding itself and opens a back door that allows other malware and hackers to enter in system and takes control over an infected computer.

Once it infects your computer it will remain hidden and undetectable. It also modifies the operating system program and files, manipulates instruction of window receive from input device, open network ports for communication with attackers and much more.

This Trojan malware distribute itself using different type of methods like drive-by downloads that exploit Web browser vulnerabilities, fake video codec downloads, and malicious executables files that are downloaded through Bit Torrent, freeware sites and various file sharing networks.

Also read-How To Remove WildTangent.exe From PC

Mebroot Spread by Common Methods:

Drive-by downloads 
Mebroot Trojan is spread in your system through malicious websites with random click on malicious file and it may install any plugin for your browser. It can also install an exploit malware in background with that plugin. These exploits are often served by kits that are available in the underground market such as Neosploit and Fragus;. Users will not generally be aware that any Trojan malware has taken place into the system.

 Fake codecs/plugins 
It also infected by live or host streaming website which wants to install some fake codecs players and other plugins, these fake plugins are bundled with Mebroot Trojan once this gets install this plugin easily attacks your computer.

File sharing networks 

This Trojan is also distributed through connected networks like LAN, it spread over shared file through the network. In the file sharing network if any system is infected by this virus, the whole network gets infect from this Trojan.

If Mebroot installed in your computer?

Mebroot installer is bundled with some executable file. If Mebroot installer is execute with that file, it can hide its.exe and .sys file that will installed antivirus which cannot detect this virus in any situation. This is the main functionality of this trojan. This Mebroot Trojan also modifies the MBR which helps in backdoor program and rootkit to executed and then the infection of computer begins.

This advanced Mebroot Trojan has technique to change the code and give the control of computer to the attackers. This algorithm has an advantage to bypass all window and anti-malware securities.

Performs the following action after installation

Drops unwanted files in %temp% when .exe file of Mebroot will execute.

Drops a copy of DLL file in %temp% to run its own service

It starts a service look like explorer.exe

It creates its own registry in the registry panel to work without interruption

Mebroot Trojan has the ability to bypass security protocols of your operating system, it creates deep hooks on the core of the OS and will use the backdoor to download malicious data to your computer and even integrate it in the operating system itself.

What's even worse is that it can install malicious code that will steal private information from the computer and use it to spam your e-mail address or to illicit financial gains.

What Causes Mebroot Trojan?

There are many possibilities that cause this Mebroot Trojan.

1. Due to carelessness wdf.exe file was deleted when another program was uninstalled from your computer.
2.  If a new version of wdf.exe file was downloaded and installed by another program and the older version is overwritten and so it becomes incompatible with other programs giving wdf.exe error.
3.  Although the user knows that wdf.exe file was deliberately or mistakenly deleted by another computer user or program.
4. The registry entries of wdf.exe file is corrupted and not able to read the desired results.
5. Another reason can be some issue with the hardware of the machine which is making it incompatible.
6. The major sign for the presence of Mebroot Trojan on your machine shows up when there will be a drastic decline its overall performance.
7. The computer will become slow down. It will have difficulty completing its regular tasks.
8. Freezes of files and crashes will occur regularly and your system will often display error messages.

How did Mebroot Trojan get into the PC?

1. Via shareware or freeware installation – Most adware was bundled with some freeware installation as a legitimate way to use force advertising revenue which claims to improve user experience.
2. Infected websites – visiting suspicious websites may also lead to malicious attack towards trojan.
3.  Any Download or Installation happens-when an application prompts the message-you can download free of cost this application of system, be careful this can be a cyber-criminal tempting you to ransomware attack.
4. Installing pirated software or operating systems.
5. Facebook spam messages that contain malicious attachments or links.
6. Malicious SMS messages (ransomware may target mobile devices).
7. Malvertising campaigns (pop-up and banner ads).

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