Remove java File Extension Ransomware & Recover Enciphered PC Files

java File Extension Ransomware : New Variant of Dharma Ransomware

According to the malware analysts, java File Extension Ransomware is a well-modified and newly discovered variant of Dharma Ransomware which was previously reported on August, 2017. Although, this customized version of updated Dharma ransomware virus was first detected on November 20th, 2017. After the successful invasion of this ransomware on your machine, it encrypts the valuable files stored on your computer and append the file name with '.id-[random numbers].java'. As a result, the victimized system users won't able to access those files which means a lot to them. Just like other crypto-viruses, java File Extension Ransomware uses AES cryptographic algorithm in order to encode the targeted data. It mainly infects the file-types that are regularly used by the victims of this malware.

java File Extension Ransomware

Once it completes the file encryption procedure, the cyber extortionists behind this ransomware demands a hefty sum of ransom money to get the decryption key and also instructs the victim's to contact the hackers through the email address '[email protected]' provided in the displayed ransom notification. However, the cyber security researchers at RMV do not recommend you to transfer the asked ransom money to the threat actors, because the restoration of encoded files is not guaranteed and they will not provide a right decryption key. The main objective of hackers behind java File Extension Ransomware is to swindle money from you instead of providing a decryption tool needed for file recovery. In this kind of situation, you should perform its complete removal by using a reputable anti-malware scanner like the one suggested in this security article.

Distribution Methods of java File Extension Ransomware

Based on the latest research report, this malware is propagated with the help of malvertising campaign. It comes attached as a malicious payload on a file which arrived on your in spam folder. Such files may be a fake invoice from a well-known company or sales department. Once you open the mail and download the attachment arrived on your spam folder, then the payload of java File Extension Ransomware gets executed on your machine and starts proceeding its malicious activities. It may also invade your computer through malicious downloads, peer-to-peer file sharing, visiting porn websites or clicking on suspicious looking ads or links. Hence, you need to browse the web carefully in order to protect your PC from any vicious attacks.

Free Scan your Windows PC to detect java File Extension Ransomware

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Remove java File Extension Ransomware From Your PC

Step 1: Remove java File Extension Ransomware in Safe Mode with Command Prompt

  • First of all disconnect your PC with network connection.
  • Click restart button and keep pressing F8 key regularly while system restart.

F8-keyboard

  • You will see “Windows Advanced Options Menu” on your computer screen.

Windows Advanced Options Menu

  • Select “Safe Mode with Command Prompt” and press Enter key.

safe mode with command promt

  • You must login your computer with Administrator account for full privilege.

daver

  • Once the Command Prompt appears then type rstrui.exe and press Enter

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  • Now follow the prompts on your screen to complete system restore.

Step 2: Remove java File Extension Ransomware using MSConfig in Safe Mode:

  • Power off your computer and restart again.
  • While booting press the “F8 key” continuously to open “Windows Advanced Options Menu”.

F8-keyboard

  • Use the arrow keys to select “Safe Mode” option and press Enter key.

Safe mode

  • Once system get started go to Start menu. Type “msconfig” in the search box and launch the application.

msconfig01

  • Go to the Startup tab and look for files from %AppData% or %Temp% folders using rundll32.exe. See an example below:

C:\Windows\System32\rundll32.exe C:\Users\username\appdata\local\temp\regepqzf.dll,H1N1

  • Disable all the malicious entries and save the changes.
  • Now restart your computer normally.

Step 3 : Kill Malicious Process Related To java File Extension Ransomware

  • Press Alt+Ctrl+Del buttons together.

ctrl+alt+del

  • It will open the Task manager on your screen.
  • Go to Process Tab and find java File Extension Ransomware related process.
  • Click the End Process Now button to stop the running process.

Step 4 : Remove java File Extension Ransomware Virus From Registry Entry

  • Press “Windows + R” key together to open Run Box.

Win+R

  • Type “regedit” and click OK button.

Type-regedit-to-open-registry

  • Find and remove java File Extension Ransomware related entries.

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnceEx

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServicesOnce

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Runonce

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunServices

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\RunServicesOnce

HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run

Now hopefully you have completely removed the java File Extension Ransomware virus from your computer. If you are still get ransom message from the threat or unable to access your files, then it means that virus still remain into your computer. In such situation you don’t have any other option except removing this virus using any powerful malware removal tool.

Whereas if you have any backup of your infected or encrypted files, then you can also reinstall your Windows OS. This will erase all your files and data as along with the java File Extension Ransomware infection. You will get a completely empty computer system with no files. Now you can use your backup to get your files. If you don’t have any backup then using malware removal tool is a better option for you.

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If you have any query or question regarding your computer, then you can easily ask your problem to our experts. Go to the Ask Any Question page and get the answer for your query directly from out experts.

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