A ransomware virus that is a part of the XTBL/CrySiS malware group has been reported to infect users. Dubbed Malevich, the virus may use a powerful AES-128 encryption algorithm to encode the files of the infected computers asking the users of those computers to pay a hefty fee to gain access back to their files. Everyone who has become a victim of the Malevich ransomware virus should read this article to get familiar with methods of removing it from any infected computers and alternative ways to restore the encrypted files.
|The ransomware encrypts files with the AES-128 cipher and ask a ransom for decryption.
|Files are encrypted and become inaccessible. A ransom note with instructions for paying the ransom shows as a .txt file.
|Spam Emails, Email Attachments, File Sharing Networks.
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Malevich Ransomware – Distribution
For it to be widespread, the creators of Malevich ransomware may use a variety of tools and strategies to make a successful infection:
- Malware obfuscation software to hide the malicious files of Malevich ransomware from any protection and real-time shields.
- File joiners to embed the virus in Microsoft Office documents’ macros or other types of files.
- Spam bots or other spamming services to spread the virus via malicious e-mails and malicious URLs all over the web.
- Online domains and hosting services by third-parties for the C&C servers of the virus.
These tools in combination may be used with the malicious executable of Malevich ransomware to spread it in social media, chat services, as comments or replies on websites and other places as well. It may also be featured as a file attachment in spam e-mail messages that make it appear as if it as a legitimate document.
Malevich Ransomware – What Does It Do?
One particular activity this virus is involved in, is that it may connect to the command and control servers of the cyber-criminals and send information about:
- The version of the operating system of the victim’s computer.
- The security software installed.
- State of the network connection and settings.
- The IP addressing and regions of the affected computer.
This information may be used by the cyber-criminals to drop the malicious files belonging to Malevich ransomware on the compromised computer. The malicious files that have been dropped may be located in several different locations, for instance:
The Malevich virus may also drop files in the startup folder of Windows which is:
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup – for all users
The files that are dropped may be the ransom note files, that could be the following types:
→ .hta, .html, .txt, .bmp, .jpg, .bmp
In addition to them, a malicious .exe file may also be dropped in the %Startup% directory to run on Windows boot. This is typical for most Troldesh, Shade variants and this executable is usually the one pre-programmed to encrypt files with the following file extensions:
→ .odc, .odm, .odp, .ods, .odt, .docm, .docx, .doc, .odb, .mp4, sql, .7z, .m4a, .rar, .wma, .gdb, .tax, .pkpass, .bc6, .bc7, .avi, .wmv, .csv, .d3dbsp, .zip, .sie, .sum, .ibank, .t13, .t12, .qdf, .bkp, .qic, .bkf, .sidn, .sidd, .mddata, .itl, .itdb, .icxs, .hvpl, .hplg, .hkdb, .mdbackup, .syncdb, .gho, .cas, .svg, .map, .wmo, .itm, .sb, .fos, .mov, .vdf, .ztmp, .sis, .sid, .ncf, .menu, .layout, .dmp, .blob, .esm, .vcf, .vtf, .dazip, .fpk, .mlx, .kf, .iwd, .vpk, .tor, .psk, .rim, .w3x, .fsh, .ntl, .arch00, .lvl, .snx, .cfr, .ff, .vpp_pc, .lrf, .m2, .mcmeta, .vfs0, .mpqge, .kdb, .db0, .dba, .rofl, .hkx, .bar, .upk, .das, .iwi, .litemod, .asset, .forge, .ltx, .bsa, .apk, .re4, .sav, .lbf, .slm, .bik, .epk, .rgss3a, .pak, .big, wallet, .wotreplay, .xxx, .desc, .py, .m3u, .flv, .js, .css, .rb, .png, .jpeg, .txt, .p7c, .p7b, .p12, .pfx, .pem, .crt, .cer, .der, .x3f, .srw, .pef, .ptx, .r3d, .rw2, .rwl, .raw, .raf, .orf, .nrw, .mrwref, .mef, .erf, .kdc, .dcr, .cr2, .crw, .bay, .sr2, .srf, .arw, .3fr, .dng, .jpe, .jpg, .cdr, .indd, .ai, .eps, .pdf, .pdd, .psd, .dbf, .mdf, .wb2, .rtf, .wpd, .dxg, .xf, .dwg, .pst, .accdb, .mdb, .pptm, .pptx, .ppt, .xlk, .xlsb, .xlsm, .xlsx, .xls, .wps
After the files have been encrypted, the Malevich ransomware uses it’s own distinctive file extension that includes:
- Unique 7 digit identification.
- The e-mail address to contact the cyber-criminals.
- The .xtbl or .CrySiS file extension.
After encryption, the Malevich Ransomware may display it’s ransom note every time Windows boots up and encrypt files that are newly added.
Malevich Ransomware – Remove It and Restore Your Files
To remove the Malevich virus completely from your computer, it is advisable to follow the instructions illustrated below. They are created so you won’t have to take your computer to a professional expert and pay money for the removal of the Malevich virus. In case you are having trouble in manually removing this virus, experts strongly recommend using an advanced anti-malware program that will automatically take care of this ransomware from your computer.
In addition to this, in case you are looking for a method to restore your files, we urge you to be patient since malware researchers are currently working on a decrypter. In the meantime, you may want to try the alternative file restoration methods from the steps below.
What is Malevich Ransomware?
Malevich is a ransomware infection - the malicious software that enters your computer silently and blocks either access to the computer itself or encrypt your files.
Many ransomware viruses use sophisticated encryption algorithms to make your files inaccessible. The goal of ransomware infections is to demand that you pay a ransom payment to get access to your files back.
What Does Malevich Ransomware Do?
Ransomware in general is a malicious software that is designed to block access to your computer or files until a ransom is paid.
Ransomware viruses can also damage your system, corrupt data and delete files, resulting in the permanent loss of important files.
How Does Malevich Infect?
Via several ways.Malevich Ransomware infects computers by being sent via phishing emails, containing virus attachment. This attachment is usually masked as an important document, like an invoice, bank document or even a plane ticket and it looks very convincing to users.
Another way you may become a victim of Malevich is if you download a fake installer, crack or patch from a low reputation website or if you click on a virus link. Many users report getting a ransomware infection by downloading torrents.
How to Open .Malevich files?
You can't without a decryptor. At this point, the .Malevich files are encrypted. You can only open them once they are decrypted using a specific decryption key for the particular algorithm.
What to Do If a Decryptor Does Not Work?
Do not panic, and backup the files. If a decryptor did not decrypt your .Malevich files successfully, then do not despair, because this virus is still new.
Can I Restore ".Malevich" Files?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore .Malevich files.
These methods are in no way 100% guaranteed that you will be able to get your files back. But if you have a backup, your chances of success are much greater.
How To Get Rid of Malevich Virus?
The safest way and the most efficient one for the removal of this ransomware infection is the use a professional anti-malware program.
It will scan for and locate Malevich ransomware and then remove it without causing any additional harm to your important .Malevich files.
Can I Report Ransomware to Authorities?
In case your computer got infected with a ransomware infection, you can report it to the local Police departments. It can help authorities worldwide track and determine the perpetrators behind the virus that has infected your computer.
Below, we have prepared a list with government websites, where you can file a report in case you are a victim of a cybercrime:
Cyber-security authorities, responsible for handling ransomware attack reports in different regions all over the world:
Germany - Offizielles Portal der deutschen Polizei
United States - IC3 Internet Crime Complaint Centre
United Kingdom - Action Fraud Police
France - Ministère de l'Intérieur
Italy - Polizia Di Stato
Spain - Policía Nacional
Netherlands - Politie
Poland - Policja
Portugal - Polícia Judiciária
Greece - Cyber Crime Unit (Hellenic Police)
India - Mumbai Police - CyberCrime Investigation Cell
Australia - Australian High Tech Crime Center
Reports may be responded to in different timeframes, depending on your local authorities.
Can You Stop Ransomware from Encrypting Your Files?
Yes, you can prevent ransomware. The best way to do this is to ensure your computer system is updated with the latest security patches, use a reputable anti-malware program and firewall, backup your important files frequently, and avoid clicking on malicious links or downloading unknown files.
Can Malevich Ransomware Steal Your Data?
Yes, in most cases ransomware will steal your information. It is a form of malware that steals data from a user's computer, encrypts it, and then demands a ransom in order to decrypt it.
Can Ransomware Infect WiFi?
Yes, ransomware can infect WiFi networks, as malicious actors can use it to gain control of the network, steal confidential data, and lock out users. If a ransomware attack is successful, it could lead to a loss of service and/or data, and in some cases, financial losses.
Should I Pay Ransomware?
No, you should not pay ransomware extortionists. Paying them only encourages criminals and does not guarantee that the files or data will be restored. The better approach is to have a secure backup of important data and be vigilant about security in the first place.
What Happens If I Don't Pay Ransom?
If you don't pay the ransom, the hackers may still have access to your computer, data, or files and may continue to threaten to expose or delete them, or even use them to commit cybercrimes. In some cases, they may even continue to demand additional ransom payments.
Can a Ransomware Attack Be Detected?
Yes, ransomware can be detected. Anti-malware software and other advanced security tools can detect ransomware and alert the user when it is present on a machine.
It is important to stay up-to-date on the latest security measures and to keep security software updated to ensure ransomware can be detected and prevented.
Do Ransomware Criminals Get Caught?
Yes, ransomware criminals do get caught. Law enforcement agencies, such as the FBI, Interpol and others have been successful in tracking down and prosecuting ransomware criminals in the US and other countries. As ransomware threats continue to increase, so does the enforcement activity.
About the Malevich Research
The content we publish on SensorsTechForum.com, this Malevich how-to removal guide included, is the outcome of extensive research, hard work and our team’s devotion to help you remove the specific malware and restore your encrypted files.
How did we conduct the research on this ransomware?
Our research is based on an independent investigation. We are in contact with independent security researchers, and as such, we receive daily updates on the latest malware and ransomware definitions.
To better understand the ransomware threat, please refer to the following articles which provide knowledgeable details.
As a site that has been dedicated to providing free removal instructions for ransomware and malware since 2014, SensorsTechForum’s recommendation is to only pay attention to trustworthy sources.
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