Recently detected data locker ransomware associated with the Russian exchange platform BestChange extorts a ransom of 25 000 Russian Ruble in Bitcoin for a decryption tool. When started on a target computer system it applies a variety of malicious changes that enable the encryption of certain types of files. Following encryption, corrupted files could not be opened.
In this article, you will find more information about this ransomware as well as a step-by-step removal and data recovery guide.
|BestChange Russian Ransomware
|A data locker ransomware that encodes important files and extorts a ransom payment in Bitcoin.
|Essential system setitngs are plagued. Important files are locked and inaccessbile. A ransom message blackmails victims to pay a ransom fee within a fixed time frame.
|Spam Emails, Email Attachments
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|Join Our Forum to Discuss BestChange Russian Ransomware.
|Data Recovery Tool
|Windows Data Recovery by Stellar Phoenix Notice! This product scans your drive sectors to recover lost files and it may not recover 100% of the encrypted files, but only few of them, depending on the situation and whether or not you have reformatted your drive.
BestChange Russian Ransomware – Distribution
Infecting BestChange ransomware files could be spread with the help of commonly used techniques like malspam, malvertising, unexpected redirects to corrupted web pages and fake software updates and infected software installers. Spread campaigns are presumably launched against Russian speaking countries. However, this does not eliminate the possibility of other countries to be targets of launched attack campaigns.
Here are some traits you should keep an eye on when you receive emails:
- An URL address presented in the form of an in-text link, button, image, banner or other form. Once loaded in the browser the web page associated with this link usually triggers an automatic download process of the malicious ransomware payload. After downloading the payload the same page usually activates specific scripts that execute it directly on your PC.
- An attachment that contains the malware in it. Usually, according to the text message this file should be reviewed as soon as possible due to the importance of its information. The moment you open it on your device is the moment when you trigger the infection process with .djvu files virus. This file may be a familiar type of file such as .rar, .zip, .7z, .docx When infected such a file could be set to evade active security measures and complete the attack without leaving you any chance of detecting the malicious activities it performs on the background.
Since the security of your device and your data is of paramount importance we recommend you to use the help of free online scanners like VirusTotal and ZipeZip every next time you receive a questionable email that contains any of the mentioned components. With the help of these scanners, you will easily identify whether the components are malicious or not.
BestChange Russia Ransomware – Overview
When started on a target computer system the so-called BestChange ransomware performs a variety of malicious actions that enable it to apply changes to essential system components and eventually reach data encryption stage. Before it could run its built-in cipher module, the ransomware should establish more malicious files and objects. Where these files could be located are the following folders:
- User Folders
By executing them in a predefined order, BestChange ransomware evades detection and gains persistence on the infected system. The latter is usually achieved after successful contamination of the registry keys Run and RunOnce. These keys are part of the Registry Editor which in turn is a hierarchical database where settings of some essential system processes are kept.
Once malicious values are added under the registry key Run ransomware files are automatically loaded on each system start.
Among the traits that signify for an infection with BestChange ransomware is a text file called инструкция по оплате. This file contains a ransom message written in Russian that reads the following:
Переходите по ссылке на сайт мониторинга обмена криптовалют.
В левой колонке “отдадите” указываете удобный для Вас способ передачи денег. (сбербанк ,альфа ,киви, яндекс и т.д.)
В правой колонке “получите” выбираете Bitcoin.
Мониторинг предложит варианты обменников и их резервы.
Выберете один и самых верхних и перейдите к ним на сайт.
Создайте заявку и укажите наш адрес кошелька Bitcoin “1AxE1iGGGRt2YxW1h5Xzw6ConoW89P54cx” – без кавычек.
Для каждого человека выдается свой уникальный адрес и только Вы можете послать на него деньги.
Обмен происходит безопасно и быстро. (5-15 минут).
После оплаты, обменный пункт выдаст вам номер заявки со статусом.
В доказательство обмена средств с Вашей стороны скопируйте ссылку с заявкой и пришлите нам.
Для оплаты отводится 48 часа. По истечению срока сумма дешифратора увеличивается на 50%.
После оплаты мы вышлем вам дешифратор и будем сопровождать Вас по почте до полной расшифровки всех файлов.
Приобрести биткоины Вы также можете на сайте https://localbitcoins.com/ru/
Не советуем обменивать или покупать криптовалюту из контекстной рекламы Яндекс Директ или Google Adwords!!!
Сумма дешифратора 25000 рублей. После оплаты высылаем дешифратор. Запускаете его, и в вашем случаи ждать расшифровки около 10-20 минут. Полностью сопроводим вас по почте до восстановления. Убедительная просьба, если хотите
проводить эксперименты с файлами сами или “мастерами” , то сохраните все отдельно и пусть проводят эксперименты отдельно, чтобы не испортить ничего. На данный момент кроме нас вам никто не поможет.
Поучительная статья на будущее!
Translated with the help of an automatic translator it becomes clear that the message in English reads the following:
Follow the link to the cryptocurrency exchange monitoring site.
In the left column “give away” you specify a convenient way for you to transfer money. (Sberbank, alpha, kiwi, yandex, etc.)
In the right column “get” choose Bitcoin.
Monitoring will offer options for exchangers and their reserves.
Select the one and the top and go to them on the site.
Create a request and specify our Bitcoin wallet address “1AxE1iGGGRt2YxW1h5Xzw6ConoW89P54cx” – without quotes.
Each person is given a unique address and only you can send money to him.
The exchange takes place safely and quickly. (5-15 minutes).
After payment, the exchange office will give you the application number with the status.
As proof of your exchange, copy the link with the application and send it to us.
48 hours are allowed for payment. At the end of the period, the amount of the decoder is increased by 50%.
After payment, we will send you a descrambler and will accompany you by mail until full decryption of all files.
You can also buy bitcoins at https://localbitcoins.com/ru/
We do not recommend to exchange or buy cryptocurrency from contextual advertising Yandex Direct or Google Adwords !!!
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The amount of the decoder is 25,000 rubles. After payment we will send the decoder. Run it, and in your cases wait for decryption about 10-20 minutes. Fully escort you to the mail before recovery. Kindly requested if you want
conduct experiments with the files themselves or “masters”, then save everything separately and let them conduct experiments separately, so as not to spoil anything. At the moment, except for us, no one will help you.
An instructive article for the future!
This message could be loaded on your screen at the end of the attack. Apparently, hackers behind this evil threat urge victims to transfer 25 000 Russian Ruble in Bitcoin within 48 hours. At the end of this period, the amount of the decoder is increased by 50%. At the moment of writing this article this amount equals to 0.10 Bitcoin or 377.30 US Dollars.
Our advice is to avoid their instructions and attempt to deal with the problem without risking the loss of both your money and data. Check the guide at the end of this article to learn how to clean your system, make it secure and find out how to potentially restore encrypted files.
BestChange Russia Ransomware – Encryption Process
The encryption stage begins soon after all initial malicious modifications are applied. For it, BestChange RU ransomware activates a built-in cipher module that is designed to scan all drives for targeted types of files and transform their original code with the help of sophisticated cipher algorithm. At last, corrupted files are inaccessible unless their code is reverted back to its original state.
All types of files that are commonly used for the storage of important data could be encoded by this ransomware:
- Audio files
- Video files
- Document files
- Image files
- Backup files
- Banking credentials, etc
At this point, there is no specific file extension related to BestChange cryptovirus. So your corrupted files may only appear with the system icon used for broken files and without any added extensions.
Remove BestChange Russia Ransomware
The so-called BestChange Russia Ransomware is a threat with highly complex code designed to corrupt both system settings and valuable data. So the only way to use your infected system in a secure manner again is to remove all malicious files and objects created by the ransomware. For the purpose, you could use our removal guide that reveals how to clean and secure your system step by step. In addition, in the guide, you will find several alternative data recovery approaches that may be helpful in attempting to restore files encrypted by this ransomware. We remind you to back up all encrypted files to an external drive before the recovery process.
BestChange Russian Ransomware-FAQ
What is BestChange Russian Ransomware Ransomware?
BestChange Russian Ransomware 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 BestChange Russian Ransomware 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 BestChange Russian Ransomware Infect?
Via several ways.BestChange Russian Ransomware 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 BestChange Russian Ransomware 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 .BestChange Russian Ransomware files?
You can't without a decryptor. At this point, the .BestChange Russian Ransomware 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 .BestChange Russian Ransomware files successfully, then do not despair, because this virus is still new.
Can I Restore ".BestChange Russian Ransomware" Files?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore .BestChange Russian Ransomware 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 BestChange Russian Ransomware 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 BestChange Russian Ransomware ransomware and then remove it without causing any additional harm to your important .BestChange Russian Ransomware 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 BestChange Russian Ransomware 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 BestChange Russian Ransomware Research
The content we publish on SensorsTechForum.com, this BestChange Russian Ransomware 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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- Always check "About Us" web page.
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