Hhyu Virus Ransomware
Hhyu is a malicious software functioning as typical ransomware. Michael Gillespie, the widely known malware researcher, very first found this new name in the DJVU ransomware family.
Hhyu was developed for the sole function to encrypt all popular file types. Realistically, as quickly as the file encryption is successfully accomplished, the users are unable to get access to them. Hhyu ransomware includes its own “.hhyu” to all the encrypted files. For instance, the file “price_list.xls”, once crypted by Hhyu, will be titled as “price_list.xls.hhyu”. Once the file encryption is accomplished, Hhyu puts its own unique text document (_readme.txt) into all the folders that store the encrypted files.
The message specified by text file asking for the random os really similar to the notices given by other ransomware threats belonging to the DJVU family. The caution essentially shows that the data has been encrypted and the only option to get access to it is to use a distinct standalone key. Regretfully, this statement is absolutely real.
The method to secure the files utilized by Hhyu is not entirely researched. However, there is no doubt that each computer owner may be issued a special decryption key, which is absolutely special. It is incredibly difficult to recuperate the information without the proper key in place.
“Don’t worry, you can return all your files!”, from _readme.txt message:
One more peculiarity of the Hhyu ransomware is that the users are unable to get access to the key. The decrypting key is hosted on an unique server under the total control by the crooks who have actually launched the Hhyu ransomware into the world wide web. In order to get the key and bring back the essential information, the users are told to get in touch with the scams by means of e-mail or by telegram and to pay the ransom in the amount of $980.
The message likewise states that the people must contact the Hhyu authors within 72 hours upon the moment of the information encryption. The alert suggests that by doing so individuals will obtain a 50% discount rate, therefore, the ransom quantity falls to $490.
Hhyu crypted your information, nevertheless, it may not be the only risk on your computer. Plus, the ransomware might be concealed deep in the system. To spot and delete the threat totally, we recommend you to describe the help of GridinSoft Anti-Malware app.
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No matter what the quantity of the ransom is, we strongly encourage that you do not pay the ransom. There is no warranty that these online criminals will keep their guarantees, so they might not care at all what the victims feel about the file encryption, even when the quantity of the ransom is gotten into their accounts. Thus, paying ransom frequently does not result in an effective recovery. So, the users may simply lose their money for nothing.
Likewise, we urge you not to call the scams as they advise. Do not move cash into their wallets. There are no applications that could split the Hhyu virus or bring back the data at no charge. For that reason, the only proper decision is to restore the data from possible backups (if available).
Virus Summary
| Name | Hhyu Ransomware |
| File Extension | hhyu |
| Type | Ransomware |
| Family | DJVU |
| 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-256 algorithm (CFB mode) encryption algorithm. Once the encryption is completed, the ransomware adds its special .hhyu extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Hhyu Removal Tool | GridinSoft Anti-Malware |
| Hhyu Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Internet is now loaded with infections comparable to the Hhyu virus. For example, this particular risk is basically similar to Brusaf and other ransomware-type infections. These harmful utilities have been established in order to encrypt the important information and reveal the need for the users to pay the ransom. All these infections use the similar algorithm to create the particular key for successful information decryption.
Unless the Hhyu ransomware is still under the development procedure or has got some concealed bugs, it is not possible to restore the information by hand. Hence, the only working service to avoid the loss of your important data is to frequently maintain updated backups of all your essential documents.
Another essential piece of recommendations is to keep the backups on unique storage not linked to your main computer. For instance, you might keep it on the USB Flash Drive, or some external hard disk, or by using the cloud data storage services. Keeping the backups on your system drive is extremely dangerous, because the backup might likewise be encrypted by the Hhyu ransomware.
Leakages for the Hhyu ransomware attack.
Hhyu uses numerous paths to penetrate the susceptible computers. It is not certain what particular approach was used in your case, nevertheless, the invasion may take place by means of the following channels:
- bundling with third-party programs, mainly freeware;
- spam e-mails from the unknown senders;
- sites offering complimentary hosting;
- P2P (peer-to-peer) torrent software.
There are times when the Hhyu ransomware may disguise itself as some genuine application, for example, through the misleading informs requiring installation of some software application update. This is the most common trick utilized by the scams to inject the Hhyu virus files into the system. This way users partially participate in its installation, without clearly comprehending the threat.
Moreover, the scams may send unsolicited spam e-mail with tricky notifies motivating individuals to open dubious accessories or click on some download links, for example, those motivating individuals to open particular photos, text files, tax files and other information.
No doubt, opening these files or clicking on the harmful links may essentially harm the system. Fake Media Player upgrade notifications may result in the Hhyu ransomware seepage. Likewise, downloading the broken software application may additionally include the ransomware installer. The last but not the least, installation of Hhyu may take place through some Trojan horses that might be installed stealthily into the system and without the user’s direct authorization and even consent.
Preventing the Hhyu ransom virus injection.
Of course, there is no absolute guarantee that your computer will be always without any malware attacks, nevertheless, we wish to share some beneficial pointers with you to make it much safer. Make sure to pay very attention while browsing the web and especially while getting cost-free programs. Do not open any suspicious email attachments, especially if the sender is not known to you.
Do not forget that specific freeware installer might likewise include some other additional apps in the package. These extra applications might be very destructive. It is of utmost significance to keep your anti-virus software application and your operating system in basic to be constantly effectively upgraded.
It is rather rational that downloading pirated software is prohibited, nevertheless, in addition, such unapproved programs usage might also bring serious damage to your system. For this reason, do not download any cracked programs. Plus, the fact that your present anti-virus did not secure the system from the Hhyu ransomware is an excellent factor for you to reassess your options and switch to another program that can render the protecting functions on a better level.
Below please find the quotation from the Hhyu text file:
ATTENTION! Don't worry, you can return all your files! All your files like photos, databases, documents 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 you have? 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. You can get and look video overview decrypt tool: https://we.tl/t-2P5WrE5b9f Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: restorealldata@firemail.cc Reserve e-mail address to contact us: gorentos@bitmessage.ch Our Telegram account: @datarestore
Screenshot of files with “.hhyu” extension added by the virus:”
Use GridinSoft Anti-Malware to remove Hhyu ransomware from your computer
1.Download GridinSoft Anti-Malware.
You can download GridinSoft Anti-Malware by clicking the button below:
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.
Use Emsisoft Decryptor for restore hhyu files
You can download Emsisoft Decryptor by clicking the button below:
- Run the decryptor as an administrator. The license terms will show up, which you have to agree to by clicking the “Yes” button.
- Once the license terms are accepted, the primary decryptor user interface opens.
- By default, the decryptor will pre-populate the locations to decrypt with the currently connected drives and network drives. Additional locations can be added using the Add” button.
- Decryptors typically offer various options depending on the particular malware family. The available options are located in the Options tab and can be enabled or disabled there. You can find a detailed list of the available Options below.
- After you have added all the locations you want to decrypt to the list, click the “Decrypt” button to start the decryption process. The screen will switch to a status view, informing you about the current process and decryption status of your files
- The decryptor will inform you once the decryption process is finished. If you require the report for your personal records, you can save it by clicking the “Save log” button. You can also copy it straight to your clipboard to paste it into emails or forum posts if you are asked to.
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