A new variant of STOP ransomware has been recently detected to use the .guvara file extension which is added to the files, encrypted by it. The virus may attack your computer and change the file extension of your files after encrypting them. The .guvara files cannot be opened and the creators of this virus want you to pay ransom in order to be able to use the files again. This ransom is usually paid out in BitCoin and the crooks threaten victims in their _open_.txt ransom note that they must pay as fast as possible. If your PC has the .guvara files, then we recommend reading this article.
|Name||.guvara Files Virus|
|Short Description||Variant of STOP Ransomware. Encrypts your files and holds them hostage until you pay ransom to be able to use them again.|
|Symptoms||Files are encrypted and have the .guvara extension aded. They become no longer usable and a ransom note _open_.txt appears.|
|Distribution Method||Spam Emails, Email Attachments, Executable files|
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|User Experience||Join Our Forum to Discuss .guvara Files Virus.|
|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.|
.guvara Ransomware – How Did I Get It and What Does It Do?
The main method which is used to spread the .guvara ransomware virus is often spam e-mail messages, like the example below:
These messages often carry the virus file as an e-mail attachment and this virus file may pose as some sort of an important document, like an invoice or a receipt for a purchase the victim may have not even heard of. Not only this, but they may also carry a malicious web link, whose main idea could be to be spread as a result of such e-mails. Such links can often hide behind fake buttons of well-made e-mails that often pretend to imitate e-mails coming from PayPal, eBay, DHL and other big companies.
Another form of distribution of the .guvara ransomware virus is usually if the malware is spread by being uploaded on websites, where it often pretends to be a legitimate type of download file. Such files often turn out to be fake installers of programs, fake portable software, cracks, license activators, patches and other files.
Once having infected your computer, the .guvara ransomware may drop its virus files in it. They are often with random names and could be located in the %AppData% or other system Windows directories. Among the dropped files by the .guvara ransomware is the _open_.txt file, containing the ransom message:
Don’t worry, you can return all your files!
All your files documents, photos, databases and other important are encrypted with strongest encryption and unique key.
The only method of recovering files is to purchase decrypt tool and unique key for you.
This software will decrypt all your encrypted files.
What guarantees do we give to you?
You can send one of your encrypted file from your PC and we decrypt it for free.
But we can decrypt only 1 file for free. File must not contain valuable information
Don’t try to use third-party decrypt tools because it will destroy your files.
Discount 50% available if you contact us first 72 hours.
To get this software you need write on our e-mail:
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The encryption process of the .guvara virus may affect the following types of files;
- Audio files.
- Database files.
- Other important data.
The ransomware uses the AES cipher for encryption, also known as Advanced Encryption Standard. It encodes the files and generates an assymetric decryption key. This key’s main purpose is to correspond with a special decryption program, which only the crooks behind the .guvara virus have and want you to pay BitCoins for it. After encryption, the files appear like the following:
Besides these activities, the .guvara variant of STOP ransomware could also do the following unauthorized actions on your computer:
- Create files.
- Create mutexes.
- Read and write files.
- Delete your backups.
- Stop the Windows Recovery Services.
- Install other viruses.
- Check if it’s running on a virtual drive or if it has infected your PC before.
Remove .guvara Files Ransomware and Try Restoring Data
To remove this virus, we strongly recommend that you do a fresh backup beforehand. This will allow you to save your files from permanent breaking, even if they are encoded. When a decryptor is out, we will update this article, so we also advise that you keep reading it for more information on a free decrypter. In the meantime, you can try and recover files by checking the “Try to restore” step below. It contains several methods that are not 100% effective, but they can at least get some of your files back.
Until then, you should follow the steps below to remove the .guvara virus. If the first two steps do not seem to have much help, then we advise what most experts would – to run a scan on your PC with an advanced malware remediation software. Such anti-malware program will scan your computer and remove all malicious files automatically, plus make sure that viruses, like .guvara STOP ransomware do not come back in the future.
.guvara Files Virus-FAQ
What is .guvara Files Virus Ransomware?
.guvara Files Virus 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.
Can .guvara Files Virus Ransomware Cayse Damage?
Yes, ransomware can damage your computer. Ransomware is a malicious software that is designed to block access to your computer or files until a ransom is paid.
Ransomware can also damage your system, corrupt data and delete files, resulting in the permanent loss of important files.
Should I Ignore Viruses, Like .guvara Files Virus?
No, you should never ignore ransomware. It can encrypt your data and block access to your computer, making it impossible to access your files until you pay a ransom.
Ignoring ransomware could lead to the permanent loss of your data, as well as the potential for the ransomware to spread to other computers on your network. Additionally, paying the ransom does not guarantee that your data will be recovered.
How Does .guvara Files Virus Infect?
Via several ways..guvara Files Virus 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.
After you download and execute this attachment, a drive-by download occurs and your computer is infected with the ransomware virus.
Another way you may become a victim of .guvara Files Virus 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 ..guvara Files Virus files?
You can't. At this point, the ..guvara Files Virus files are encrypted. You can only open them once they are decrypted using a specific decryptionkey 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 ..guvara Files Virus files successfully, then do not despair, because this virus is still new.
Can I Restore "..guvara Files Virus" Files?
Yes, sometimes files can be restored. We have suggested several file recovery methods that could work if you want to restore ..guvara Files Virus 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 .guvara Files Virus 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 .guvara Files Virus ransomware and then remove it without causing any additional harm to your important ..guvara Files Virus files.
Also, keep in mind that viruses like .guvara Files Virus ransomware also install Trojans and keyloggers that can steal your passwords and accounts.
What to Do If I Cant Get The Files Back?
There is still a lot you can do. If none of the above methods seem to work for you, then try these methods:
- Try to find a safe computer from where you can can login on your own line accounts like One Drive, iDrive, Google Drive and so on.
- Try to contact your friends, relatives and other people so that they can check if they have some of your important photos or documents just in case you sent them.
- Also, check if some of the files that were encrypted can be re-downloaded from the web.
- Another clever way is to find another old computer, a flash drive or even a CD or a DVD where you may have saved your older documents. You might be surprised what will turn up.
- You can also go to your email account to check if you can send any attachments to other people. Usually what is sent the email is saved on your account and you can re-download it. But most importantly, make sure that this is done from a safe computer and make sure to remove the virus first.
More tips you can find on our forums, where you can also asks any questions about your ransomware problem.
How to 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 .guvara Files Virus 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.
Why Is the Ransom Paid in Crypto?
Cryptocurrency is a secure and untraceable form of payment, making it the ideal choice for ransom payments. It is difficult to trace, and the transactions are almost instantaneous. This means it is nearly impossible for authorities to track the payment and recover the money.
Can 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 .guvara Files Virus Research
The content we publish on SensorsTechForum.com, this .guvara Files Virus 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.
How to recognize trustworthy sources:
- Always check "About Us" web page.
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