RansomwareRemoval Guide

JURASIK Virus Removal Guide (+Decode .JURASIK files) – JSWorm 2.0 Ransomware

JURASIK – General Info

The JURASIK mean a ransomware-type infection. The infection comes from the JSWorm 2.0 ransomware family. JURASIK was elaborated specifically to encrypt all major file types. When the file is encrypted people are unable to use them. JURASIK adds the “.JURASIK” extension for each file encrypted by it. For example, the file “myphoto.jpg“, as soon as encrypted by JURASIK, will be renamed into “myphoto.jpg.JURASIK“. As soon as the encryption is finished, JURASIK places a special text file into every folder containing the encrypted data.

The message given by JURASIK text file requesting for the ransom is definitely the same as the statements given by other ransomware representatives belonging to the JSWorm 2.0 clan. It literally discusses that the information is encrypted which the only way to bring back it is to use a an unique decryption key. Sadly, this is absolutely true. The sort of cryptography mechanism applied by JURASIK is still not correctly examined. Still, it is absolutely certain that each victim might be given the specific decryption key, which is completely unique. It is difficult to restore the files without the key available.

Another trick of JURASIK is that the victims cannot access to the key. The key is stored on a specific server run by the frauds connected with JURASIK ransomware. To get the key and recover the important information people have to pay the ransom.

Nonetheless, regardless of the requested quantity, people need to stay away from paying the ransom virus. Cyber frauds are unfair, so they tend to totally disregard what their victims feel about the problem, even when the payment reaches their pockets. This is why paying the ransom typically does not give any positive result and people simply waste their money for nothing.

We strongly encourage that you do not contact these crooks and absolutely do not transfer money into their accounts. It is said to admit that there are no utilities able to crack JURASIK ransomware and to recover the data data free of charge. Hence, the only right decision is to recover the lost information from the available backup.

Virus Summary

NameJURASIK Ransomware
File Extension.JURASIK
TypeRansomware
FamilyJSWorm 2.0
Short DescriptionThe ransomware encrypts all the data stored on your system and requires a ransom to be paid on your part supposedly to recover your important files.
SymptomsFile encryption by the ransomware is performed by means of the AES and RSA encryption algorithms. Once the encryption is completed, the ransomware adds its special JURASIK extension to all the files modified by it.
Distribution MethodSpam Emails, Email Attachments
Removal Tool   GridinSoft Anti-Malware

Remember that the internet is now overwhelmed with threats that look comparable to JURASIK ransomware. Malicious programs of such kind are typically elaborated to encrypt essential information and to set forth the demand before the user to pay the ransom. The peculiarity of all such ransomware threats is that all apply a comparable algorithm to create the distinct decryption key for data decryption.

Hence, as long as the ransomware is still being developed or has some hidden bugs, by hand recovering the information is merely not feasible. The only method to prevent the loss of your crucial files is to frequently create backups of your important information.

Remember that even if you create such backups, they should be placed into a special storage utility not connect to your main computer. You may use the USB Memory Stick or external disk drive for this purpose, or refer to the help of the cloud storage. If you save your backup files on your common system they may be encrypted in addition to other files, so it’s absolutely not a good storage location.

How did ransomware infect my computer?

There are several methods used by online frauds to distribute JURASIK virus. Despite the fact that it doubts how exactly JURASIK injects your PC, there are some leaks through which it may penetrate the system:

  • integration with third-party software application, especially freeware;
  • spam emails from unknown senders;
  • websites rendering free hosting services;
  • pirated peer-to-peer (P2P) downloads.

Frequently JURASIK ransomware might be presented as some genuine software, for instance, in the pop-ups instructing users to implement some important software updates. This is the common trick used by online frauds to persuade people into downloading and installing JURASIK infection manually, by methods of their direct participation in the installation process.

In addition, the criminals might describe various e-mail spam methods to inject destructive codes into systems. So, they may describe to sending unsolicited spam emails with tricky notices promoting users to download the attachments or click on certain download links, for example, the ones motivating users to open some receipts, files, tax reports or invoices.

Needless to mention, opening such files or clicking on such dangerous links may seriously harm the system. Fictitious Adobe Flash Player upgrade informs may result in JURASIK virus injection. When it comes to the cracked applications, these illegally downloaded programs may likewise consist of malicious codes causing JURASIK secret installation. Finally, injection of JURASIK may take place by ways of Trojans that privately get injected into the system and set up malicious tools without the user’s approval.

Is there any way to prevent the injection of JURASIK ransom virus?

Even though there is no 100% guarantee to avoid your system from getting infected, there are some pieces of recommendations we wish to share with with you. To start with, be very mindful when you browse the web and specifically while downloading totally free apps. Keep away from opening suspicious email attachments, especially when the sender of the email is not familiar to you.

Keep in mind that some freeware installers may consist of other unwanted utilities in the bundle, so they may be destructive. Ensure that your current anti-virus and your entire operating system is always appropriately updated.

Obviously, downloading pirated software is illegal and may lead to necessary damage to be made for your system. Thus, stay away from downloading cracked software. You are also strongly recommended to reconsider your existing security software and possibly change to another security solution that can render far better services of defending your PC.

Below please find the quotation from the JURASIK text file:

ALL YOUR FILES LOCKED!
YOUR PID: xxxxx
YOUR PERSONAL EMAIL: NIGER1253@COCK.LI
WHAT NOW?
Email us
Write your ID at title of mail and country at body of mail and wait answer
You have to pay some bitcoins to unlock your files!
DON'T TRY DECRYPT YOUR FILES!
If you try to unlock your files, you may lose access to them!
REMEMBER!
No one can guarantee you a 100% unlock except us!
How to buy bitcoin

Screenshot of files with “.JURASIK” extension added by the ransomware:
JURASIK Ransomware - encrypt files with .JURASIK extension

Use GridinSoft Anti-Malware to remove JURASIK ransomware from your computer

1.Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

  GridinSoft Anti-Malware

2. Double-click on the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-ag.exe file to install GridinSoft Anti-Malware on your computer.
GridinSoft Anti-Malware
An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.
GridinSoft Anti-Malware Setup

3. Press Install button for run GridinSoft Anti-Malware.

GridinSoft Anti-Malware Install

3.Once installed, GridinSoft Anti-Malware will automatically run.

GridinSoft Anti-Malware  Start

4. Wait for the GridinSoft Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your computer for Win Speedup 2018 and other malicious programs. This process can take a 20-30 minutes, so we suggest you periodically check on the status of the scan process.
GridinSoft Anti-Malware Scan

5. Click on “Clean Now”.

When the scan has completed, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.
GridinSoft Anti-Malware Scan Result

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Daniel Zimmermann

Daniel Zimmermann has been writing on security and malware subjects for many years and has been working in the security industry for over 10 years. Daniel was educated at the Saarland University in Saarbrücken, Germany and currently lives in New York.

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