Aayu – General Info
Aayu is a destructive software application functioning as common ransomware. Michael Gillespie, the widely known virus researcher, very first discovered this new name in the DJVU ransomware family.
Aayu was developed for the sole purpose to encrypt all popular file types. Rationally, as soon as the encryption is effectively accomplished, the users are not able to get access to them. Aayu ransomware adds its own “.aayu” to all the encrypted data. For example, the file “price_list.xls”, when crypted by Aayu, will be entitled as “price_list.xls.aayu”. When the file encryption is accomplished, Aayu puts its own distinct text document (_readme.txt) into all the folders that store the encrypted files.
The message stated by text file asking for the random os very comparable to the alerts provided by other ransomware threats belonging to the DJVU family. The warning basically indicates that the data has been encrypted and the only option to get access to it is to use a distinct standalone key. Regretfully, this declaration is definitely true.
The technique to encrypt the files utilized by Aayu is not totally researched. Nevertheless, there is no doubt that each computer system owner might be provided an unique decryption key, which is absolutely unique. It is very hard to recuperate the information without the suitable type in place.
“Don’t worry, you can return all your files!”, from text file message:
One more peculiarity of the Aayu virus is that the users are not able to get access to the key. The decrypting key is hosted on a special server under the complete control by the crooks who have actually launched the Aayu ransomware into the internet. In order to get the key and bring back the essential data, the users are informed to get in touch with the scams through e-mail or by telegram and to pay the ransom in the quantity of $980.
The message also says that individuals ought to contact the Aayu authors within 72 hours upon the moment of the information encryption. The alert indicates that by doing so the people will obtain a 50% discount, for that reason, the ransom amount drops down to $490.
Aayu modified your information, nevertheless, it might not be the only threat on your computer. Plus, the ransomware may be hidden deep in the system. To detect and delete the danger entirely, we suggest you to refer to the help of GridinSoft Anti-Malware tool.
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No matter what the amount of the ransom is, we strongly encourage that you do not pay the ransom. There is no guarantee that these online crooks will keep their pledges, so they may not care at all what the victims feel about the encryption, even when the amount of the ransom is received into their accounts. For this reason, paying ransom often does not result in a successful healing. So, the users might merely lose their money for nothing.
Similarly, we prompt you not to contact the frauds as they instruct. Do not move loan into their wallets. There are no applications that could split the Aayu ransomware or restore the information for free. For that reason, the only appropriate decision is to restore the data from possible backups (if readily available).
Virus Summary
| Name | Aayu Ransomware |
| File Extension | aayu |
| 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 .aayu extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Aayu Removal Tool | GridinSoft Anti-Malware |
| Aayu Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Internet is now loaded with infections similar to the Aayu virus. For example, this particular danger is essentially similar to Brusaf and other ransomware-type infections. These destructive energies have actually been established in order to secure the crucial data and reveal the demand for the users to pay the ransom. All these infections use the identical algorithm to generate the particular key for successful data decryption.
Unless the Aayu ransomware is still under the development process or has got some concealed bugs, it is not possible to bring back the data manually. Hence, the only working service to avoid the loss of your essential data is to regularly maintain updated backups of all your important documents.
Another crucial piece of guidance is to save the backups on special storage not connected to your primary device. For instance, you may store it on the USB Flash Drive, or some external drive, or by using the cloud data storage services. Keeping the backups on your system drive is very risky, because the backup may also be secured by the Aayu ransomware.
Leaks for the Aayu ransomware attack.
Aayu uses lots of paths to infiltrate the vulnerable computers. It is not particular what particular technique was utilized in your case, however, the intrusion may take place via the following channels:
- bundling with third-party programs, primarily freeware;
- spam emails from the unidentified senders;
- sites offering complimentary hosting;
- P2P (peer-to-peer) torrent downloads.
There are times when the Aayu ransomware may camouflage itself as some authentic application, for example, through the misleading informs requiring installation of some software update. This is the most common technique used by the scams to inject the Aayu infection files into the system. In this manner users partly take part in its installation, without clearly comprehending the risk.
Additionally, the scams might send out unsolicited spam email with tricky signals encouraging individuals to open dubious attachments or click on some download links, for example, those encouraging individuals to open certain pictures, text files, tax documents and other information.
No doubt, opening these files or clicking the malicious links may essentially harm the system. Fake Adobe Flash Player upgrade notices may lead to the Aayu ransomware seepage. Likewise, downloading the broken software application may in addition include the ransomware installer. The last but not the least, setup of Aayu might occur through some Trojan horses that might be installed stealthily into the system and without the user’s direct authorization or even consent.
Preventing the Aayu attack.
Obviously, there is no outright warranty that your computer will be always devoid of any malware attacks, however, we would like to share some helpful pointers with you to make it more secure. Make certain to pay very attention while browsing the web and specifically while getting cost-free programs. Do not open any dubious e-mail attachments, specifically if the sender is not known to you.
Do not forget that particular freeware installer might also contain some other extra apps in the bundle. These additional applications might be extremely harmful. It is of utmost significance to keep your anti-virus software application and your operating system in basic to be constantly correctly upgraded.
It is rather rational that downloading pirated apps is prohibited, however, additionally, such unauthorized apps use may likewise bring serious damage to your system. Hence, do not download any broken programs. Plus, the reality that your existing anti-virus did not safeguard the system from the Aayu ransomware is an excellent reason for you to reassess your choices and switch to another program that can render the securing functions on a much better level.
Below please find the quotation from the Aayu 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 “.aayu” extension added by the virus:”
Use GridinSoft Anti-Malware to remove Aayu ransomware from your computer
1.Download GridinSoft Anti-Malware.
You can get 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 aayu files
You can get 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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