Remove cursoDFIR Virus (.cursoDFIR Files Ransomware)

cursoDFIR Virus – Details

The cursoDFIR stands for a ransomware-type infection. cursoDFIR was elaborated particularly to encrypt all major file types. As soon as the file is encrypted people are unable to use them. cursoDFIR adds the “.cursoDFIR” extension for each file encrypted by it. For example, the file “myphoto.jpg“, as soon as encrypted by cursoDFIR, will be renamed into “myphoto.jpg.cursoDFIR“. As quickly as the encryption is completed, cursoDFIR places a special text file into every folder containing the encrypted data.

The message given by cursoDFIR text file requesting for the ransom is absolutely the like the statements given by other ransomware virus representatives. It literally discusses that the info is encrypted which the only way to bring back it is to use a an unique decryption key. Unfortunately, this is definitely true. The kind of cryptography mechanism used by cursoDFIR is still not correctly examined. Still, it is definitely certain that each victim may be given the specific decryption key, which is absolutely unique. It is difficult to bring back the files without the key available.

Another trick of cursoDFIR is that the victims cannot get to the key. The key is kept on a specific server run by the frauds associated with cursoDFIR ransomware. To get the key and recover the important info people need to pay the ransom.

However, regardless of the asked for amount, people need to stay away from paying the virus. Cyber frauds are unfair, so they tend to entirely disregard what their victims feel about the issue, even when the payment reaches their pockets. This is why paying the ransom usually does not provide any positive result and people just lose their money for absolutely nothing.

We highly advise that you do not contact these crooks and certainly do not transfer money into their accounts. It is said to admit that there are no utilities able to crack cursoDFIR ransomware and to recover the information data free of charge. Thus, the just best decision is to recover the lost data from the available backup.

Virus Summary

Name cursoDFIR Ransomware
File Extension .cursoDFIR
Type Ransomware
Short Description The 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.
Symptoms File 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 cursoDFIR extension to all the files modified by it.
Distribution Method Spam Emails, Email Attachments
Removal Tool   GridinSoft Anti-Malware

Keep in mind that the world wide web is now overwhelmed with threats that look similar to cursoDFIR ransomware. Destructive programs of such kind are usually elaborated to encrypt crucial information and to state the demand prior to the user to pay the ransom. The peculiarity of all such ransomware threats is that all apply a similar algorithm to generate the distinct decryption key for data decryption.

Thus, as long as the ransomware is still being developed or has some hidden bugs, manually recovering the information is just not feasible. The only method to avoid the loss of your crucial files is to frequently create backups of your important information.

Keep in mind that even if you create such backups, they must be put into a special storage utility not connect to your main computer. You may use the USB Flash Drive 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 certainly not a good storage place.

How did ransomware infect my computer?

There are several ways used by online frauds to distribute cursoDFIR ransom virus. Even though it doubts how exactly cursoDFIR injects your PC, there are some leaks through which it may penetrate the system:

  • integration with third-party apps, especially freeware;
  • spam e-mails from unidentified senders;
  • websites rendering free hosting services;
  • pirated peer-to-peer (P2P) downloads.

Often cursoDFIR ransomware might exist as some legitimate software application, for instance, in the pop-ups advising users to execute some crucial software application updates. This is the common technique used by online frauds to persuade people into downloading and installing cursoDFIR infection manually, by ways of their direct participation in the installation process.

Furthermore, the criminals may describe various e-mail spam techniques to inject malicious codes into copmuter. So, they may refer to to sending unsolicited spam e-mails with tricky notices promoting users to download the attachments or click on certain download links, for example, the ones encouraging users to open some photos, files, tax reports or invoices.

Needless to mention, opening such files or clicking on such dangerous links may significantly damage the system. Fictitious Adobe Flash Player update notifies may result in cursoDFIR ransom injection. When it comes to the cracked applications, these illegally downloaded programs may likewise consist of malicious codes causing cursoDFIR secret installation. Lastly, injection of cursoDFIR may occur by methods of Trojans that secretly get injected into the system and set up destructive utilities without the user’s permission.

Is there any method to prevent the injection of cursoDFIR ransom virus?

Despite the fact that there is no 100% guarantee to prevent your computer from getting infected, there are some pieces of suggestions we wish to show with you. First off, be extremely cautious when you surf 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 malicious. Make sure that your current antivirus software and your entire OS is always duly updated.

Naturally, downloading pirated software is unlawful and may result in important damage to be made for your system. For this reason, stay away from downloading cracked software. You are also highly recommended to reconsider your existing security software and possibly switch to another security solution that can render much better services of protecting your computer.

Below please find the quotation from the cursoDFIR text file:

**************** ESTE RANSOMWARE FOI PARA VOCÊ! ***********************

É VOCÊ MESMO QUE TENTOU BAIXAR UM MICROSOFT PIRATA!

PARA DESCRIPTOGRAFAR PRECISA PAGAR

PAGAR 1 MOEDA DIGITAL

Key: EC63E8BE0717BD92C0FFBF7A21749A54

********************** CURSO DE DFIR Mente Binária *************************
Professor: Caique

Screenshot of files with “.cursoDFIR” extension added by the ransomware:

Use GridinSoft Anti-Malware to remove cursoDFIR 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.

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.

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

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

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.

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.

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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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