Snwd – Ransomware
Snwd is a malicious software application functioning as common ransomware. Michael Gillespie, the popular malware researcher, first found this new name in the DJVU ransomware family.
Snwd was developed for the sole function to encrypt all popular file types. Realistically, as quickly as the encryption is effectively accomplished, the users are unable to get access to them. Snwd ransomware adds its own “.snwd” to all the encrypted data. For instance, the file “price_list.xls”, once modified by Snwd, will be titled as “price_list.xls.snwd”. As soon as the encryption is accomplished, Snwd puts its own special text file (_readme.txt) into all the folders that keep the encrypted files.
The alert mentioned by text file requesting the random os extremely comparable to the alerts given by other ransomware risks belonging to 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 a distinct standalone key. Regretfully, this statement is absolutely true.
The technique to encrypt the files utilized by Snwd is not completely investigated. However, there is no doubt that each computer system owner may be issued a special decryption key, which is absolutely distinct. It is incredibly difficult to recover the data without the appropriate type in place.
“Don’t worry, you can return all your files!”, from text file message:
One more peculiarity of the Snwd infection is that the users are unable to get access to the key. The decrypting key is hosted on a special server under the complete control by the scoundrels who have introduced the Snwd infection into the web. In order to obtain the key and bring back the crucial data, the users are informed to get in touch with the scams by means of email or by telegram and to pay the ransom in the amount of $980.
The message likewise states that the people need to call the Snwd authors within 72 hours upon the moment of the information encryption. The alert shows that by doing so the people will obtain a 50% discount, for that reason, the ransom amount drops down to $490.
Snwd crypted your files, however, it may not be the only threat on your computer. Plus, the ransomware might be concealed deep in the system. To identify and erase the hazard totally, we advise you to describe the aid of GridinSoft Anti-Malware .
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No matter what the quantity of the ransom is, we highly encourage that you do not pay the ransom. There is no assurance that these online scoundrels will keep their pledges, so they may not care at all what the victims feel about the file encryption, even when the amount of the ransom is gotten into their accounts. Thus, paying ransom typically does not result in a successful recovery. So, the users may just lose their money for nothing.
Similarly, we prompt you not to call the frauds as they advise. Do not transfer cash into their wallets. There are no applications that could break the Snwd ransomware or bring back the data for free. Therefore, the only right choice is to restore the information from possible backups (if offered).
Virus Summary
| Name | Snwd Ransomware |
| File Extension | snwd |
| 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 .snwd extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Snwd Removal Tool | GridinSoft Anti-Malware |
| Snwd Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Internet is now filled with infections comparable to the Snwd ransomware. For example, this particular danger is generally similar to Brusaf and other ransomware-type infections. These destructive utilities have actually been developed in order to secure the important data and express the need for the users to pay the ransom. All these infections utilize the identical algorithm to create the particular key for successful data decryption.
Unless the Snwd ransomware is still under the development procedure or has actually got some concealed bugs, it is not possible to restore the information manually. Hence, the only working service to avoid the loss of your important data is to routinely preserve updated backups of all your essential data.
Another essential piece of recommendations is to save the backups on special storage not linked to your primary computer. For example, you might store it on the USB Flash Drive, or some external drive, or by using the cloud data storage services. Keeping the backups on your regular drive is really dangerous, considering that the backup may likewise be encrypted by the Snwd ransomware.
Leakages for the Snwd ransomware attack.
Snwd utilizes many paths to penetrate the susceptible computers. It is not specific what specific technique was utilized in your case, nevertheless, the invasion may occur via the following channels:
- bundling with third-party programs, mainly free software;
- spam emails from the unknown senders;
- sites supplying free hosting;
- P2P (peer-to-peer) torrent software.
There are times when the Snwd virus may camouflage itself as some real application, for instance, through the misleading signals demanding installation of some software application update. This is the most typical trick used by the scams to inject the Snwd virus files into the system. This way users partly take part in its setup, without clearly comprehending the risk.
Moreover, the frauds might send unsolicited spam email with difficult notifies encouraging the people to open suspicious attachments or click some download links, for instance, those encouraging the people to open specific images, text files, tax files and other information.
No doubt, opening these files or clicking the malicious links might essentially harm the system. Fake Adobe Flash Player update notices may result in the Snwd ransomware seepage. Likewise, downloading the broken software application may furthermore consist of the ransomware installer. The last however not the least, setup of Snwd might take place through some Trojan horses that might be installed stealthily into the system and without the user’s direct approval and even approval.
Preventing the Snwd injection.
Obviously, there is no absolute warranty that your computer will be constantly free of any malware attacks, nevertheless, we want to share some beneficial tips with you to make it more secure. Make sure to pay very attention while browsing the web and especially while downloading cost-free programs. Do not open any dubious email attachments, particularly if the sender is not known to you.
Do not forget that certain freeware installer may also consist of some other extra apps in the package. These additional applications might be very damaging. It is of utmost significance to keep your anti-virus software application and your os in basic to be always properly upgraded.
It is quite rational that downloading pirated software is prohibited, nevertheless, in addition, such unapproved programs use might likewise bring severe damage to your PC. Hence, do not download any split programs. Plus, the fact that your existing anti-virus did not protect the system from the Snwd ransomware is a good factor for you to reevaluate your options and change to another program that can render the safeguarding functions on a much better level.
Below please find the quotation from the Snwd 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 “.snwd” extension added by the ransomware:”
Use GridinSoft Anti-Malware to remove Snwd 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 snwd 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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