Wwka – General Info
Wwka is a malicious software working as common ransomware. Michael Gillespie, the well-known malware researcher, first found this new name in the DJVU ransomware family.
Wwka was developed for the sole purpose to encrypt all popular file types. Realistically, as quickly as the file encryption is effectively achieved, the users are not able to get access to them. Wwka ransomware adds its own “.wwka” to all the encrypted files. For instance, the file “price_list.xls”, as soon as modified by Wwka, will be titled as “price_list.xls.wwka”. When the encryption is accomplished, Wwka puts its own distinct text file (_readme.txt) into all the folders that keep the encrypted files.
The message stated by document requesting the random os extremely comparable to the alerts provided by other ransomware dangers coming from the DJVU family. The caution generally shows that the files have been encrypted and the only service to get access to it is to use an unique standalone key. Regretfully, this statement is absolutely real.
The method to encrypt the files utilized by Wwka is not entirely researched. Nevertheless, there is no doubt that each computer owner may be released an unique decryption key, which is absolutely distinct. It is extremely tough to recuperate the information without the proper key in location.
“Don’t worry, you can return all your files!”, from text file message:
One more peculiarity of the Wwka virus 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 introduced the Wwka infection into the world wide web. In order to acquire the key and restore the essential information, the users are informed to connect with the frauds through email or by telegram and to pay the ransom in the amount of $980.
The message likewise states that the people should contact the Wwka authors within 72 hours upon the moment of the information encryption. The alert shows that by doing so individuals will acquire a 50% discount, for that reason, the ransom quantity drops down to $490.
Wwka encrypted your information, nevertheless, it might not be the only threat on your PC. Plus, the ransomware may be concealed deep in the system. To detect and erase the threat completely, we suggest you to refer to the aid of GridinSoft Anti-Malware .
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No matter what the amount of the ransom is, we highly advise that you do not pay the ransom. There is no warranty that these online crooks will keep their guarantees, so they may not care at all what the victims feel about the encryption, even when the quantity of the ransom is received into their accounts. Thus, paying ransom frequently does not result in a successful recovery. So, the users may simply lose their money for nothing.
Likewise, we prompt you not to get in touch with the frauds as they instruct. Do not transfer loan into their wallets. There are no applications that might break the Wwka ransomware or restore the data at no charge. Therefore, the only appropriate choice is to bring back the data from possible backups (if available).
Virus Summary
| Name | Wwka Ransomware |
| File Extension | wwka |
| 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 .wwka extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Wwka Removal Tool | GridinSoft Anti-Malware |
| Wwka Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Internet is now loaded with infections similar to the Wwka ransomware. For example, this specific risk is basically identical to Brusaf and other ransomware-type infections. These damaging energies have been established in order to secure the essential information and express the need for the users to pay the ransom. All these infections use the similar algorithm to create the particular key for effective data decryption.
Unless the Wwka ransomware is still under the development procedure or has actually got some concealed bugs, it is not possible to restore the information manually. Therefore, the only working solution to prevent the loss of your important data is to regularly maintain up-to-date backups of all your essential documents.
Another essential piece of suggestions is to store the backups on unique storage not linked to your primary PC. For example, you might store it on the USB Flash Drive, or some external hard disk drive, or by using the cloud data storage services. Keeping the backups on your system drive is extremely risky, considering that the backup might also be encrypted by the Wwka infection.
Leaks for the Wwka ransomware attack.
Wwka utilizes numerous paths to penetrate the vulnerable computer systems. It is not certain what specific technique was used in your case, nevertheless, the intrusion may happen by means of the following channels:
- bundling with third-party programs, mainly free apps;
- spam e-mails from the unidentified senders;
- sites supplying free hosting;
- P2P (peer-to-peer) torrent software.
There are times when the Wwka may camouflage itself as some real application, for instance, through the deceptive notifies requiring installation of some software application update. This is the most typical trick used by the frauds to inject the Wwka infection files into the system. This way users partly take part in its setup, without clearly understanding the danger.
Moreover, the frauds may send out unsolicited spam email with tricky signals encouraging individuals to open dubious attachments or click on some download links, for instance, those motivating the people to open particular photos, text files, tax documents and other info.
No doubt, opening these files or clicking the harmful links might essentially harm the system. Fake Media Player update notifications may result in the Wwka ransomware seepage. Likewise, downloading the cracked software may additionally include the ransomware installer. The last however not the least, installation of Wwka may occur through some Trojan horses that may be set up stealthily into the system and without the user’s direct consent or perhaps authorization.
Preventing the Wwka virus injection.
Naturally, there is no outright warranty that your computer system will be always free of any malware attacks, however, we wish to share some beneficial pointers with you to make it safer. Make sure to pay very close attention while browsing the web and particularly while getting cost-free programs. Do not open any dubious email accessories, specifically if the sender is not understood to you.
Do not forget that certain freeware installer may also include some other extra apps in the bundle. These additional applications may be very destructive. It is of utmost significance to keep your anti-virus software application and your os in basic to be constantly properly upgraded.
It is quite rational that downloading pirated apps is illegal, nevertheless, in addition, such unauthorized apps use might likewise bring serious damage to your system. Thus, do not download any cracked programs. Plus, the fact that your existing anti-virus did not protect the system from the Wwka ransomware is a great factor for you to reassess your choices and switch to another program that can render the protecting functions on a much better level.
Below please find the quotation from the Wwka 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 “.wwka” extension added by the ransomware:”
Use GridinSoft Anti-Malware to remove Wwka 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 wwka 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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