RansomwareRemoval Guide

Remove Sifreli Virus (+Decrypt .SIFRELI files)

Sifreli Virus Ransomware

The Sifreli stands for a ransomware-type infection. Sifreli was elaborated particularly to encrypt all major file types. When the file is encrypted people are not able to use them. Sifreli adds the “.SIFRELI” extension for each file encrypted by it. For example, the file “myphoto.jpg“, when encrypted by Sifreli, will be renamed into “myphoto.jpg.SIFRELI“. As soon as the encryption is finished, Sifreli places a special text file into every folder containing the encrypted data.

The message given by Sifreli text file requesting the ransom is absolutely the like the statements given by other ransomware representatives. It literally points out that the info is encrypted and that the only way to bring back it is to use a an unique decryption key. Sadly, this is definitely true. The type of cryptography mechanism applied by Sifreli is still not appropriately examined. Still, it is definitely specific that each victim may be given the specific decryption key, which is absolutely unique. It is impossible to bring back the files without the key available.

Another trick of Sifreli is that the victims cannot access to the key. The key is kept on a particular server run by the frauds related to Sifreli ransomware. To get the key and recover the important info people have to pay the ransom.

Nonetheless, regardless of the asked for quantity, people must stay away from paying the ransom. Cyber frauds are not fair, 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 normally does not give any positive outcome and people just waste their money for absolutely nothing.

We strongly encourage that you do not contact these crooks and definitely do not transfer money into their accounts. It is said to admit that there are no utilities able to crack Sifreli ransomware and to recover the information data for free. Therefore, the only best decision is to recover the lost information from the available backup.

Virus Summary

NameSifreli Ransomware
File Extension.SIFRELI
TypeRansomware
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 SIFRELI 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 Sifreli ransomware. Malicious programs of such kind are generally elaborated to encrypt important data and to state the need prior to 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 files decryption.

Hence, as long as the ransomware is still being developed or has some hidden bugs, manually recovering the information is just not feasible. The only way to prevent the loss of your crucial data is to routinely create backups of your important information.

Bear in mind that even if you create such backups, they should be put into a special storage utility not connect to your main PC. You may use the USB Flash Drive or external hard disk for this purpose, or refer to the help of the cloud storage. If you keep your backup files on your common system they may be encrypted in addition to other files, so it’s definitely not a good storage place.

How did ransomware infect my system?

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

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

Frequently Sifreli virus might exist as some legitimate software, for instance, in the pop-ups instructing users to execute some important software application updates. This is the common trick used by online frauds to persuade people into downloading and installing Sifreli infection manually, by methods of their direct participation in the installation process.

In addition, the criminals might describe numerous e-mail spam strategies to inject destructive codes into systems. So, they may describe to sending unsolicited spam emails with tricky notifications promoting users to download the attachments or click on certain download links, for example, the ones encouraging users to open some photos, documents, tax reports or invoices.

Needless to mention, opening such files or clicking on such dangerous links may seriously harm the PC. Fictitious Adobe Flash Player upgrade alerts may result in Sifreli virus injection. When it comes to the cracked software, these illegally downloaded programs may likewise contain destructive codes leading to Sifreli secret installation. Lastly, injection of Sifreli may happen by ways of Trojans that privately get injected into the system and set up destructive utilities without the user’s permission.

Is there any method to avoid the injection of Sifreli ransom virus?

Although there is no 100% guarantee to avoid your computer from getting infected, there are some pieces of advice we wish to share with with you. To start with, be very careful when you browse the web and particularly while downloading complimentary programs. 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 contain other unwanted utilities in the package, so they may be destructive. Ensure that your current antivirus software and your entire OS is always appropriately updated.

Of course, downloading pirated software is prohibited and may lead to important damage to be produced your system. Thus, stay away from downloading cracked software. You are likewise highly encouraged to reconsider your existing security software and possibly change to another security solution that can render far better services of defending your Windows.

Below please find the quotation from the Sifreli text file:

Dosyalarinizin sifresini cozmek icin iletisime gecebilirsiniz..
iLetisim : sifremicoz@protonmail.com
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Sifrelenen Dosyalarinizin Listesi
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
+ C:\\bootTel.dat

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

Use GridinSoft Anti-Malware to remove Sifreli 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

Sending
User Review
5 (1 vote)
Comments Rating 0 (0 reviews)

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.

Related Articles

Leave a Reply

Your email address will not be published. Required fields are marked *

Sending

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Back to top button