Tywd – General Info
Tywd is a harmful software application working as typical ransomware. Michael Gillespie, the widely known malware researcher, first discovered this new name in the DJVU ransomware family.
Tywd was developed for the sole purpose to encrypt all popular file types. Rationally, as quickly as the file encryption is successfully achieved, the users are unable to get access to them. Tywd virus includes its own “.tywd” to all the encrypted files. For example, the file “price_list.xls”, once modified by Tywd, will be entitled as “price_list.xls.tywd”. When the file encryption is achieved, Tywd puts its own special text document (_readme.txt) into all the folders that keep the encrypted files.
The alert specified by document requesting the random os extremely comparable to the alerts provided by other ransomware risks belonging to the DJVU family. The warning basically shows that the data has been encrypted and the only solution to get access to it is to use an unique standalone key. Regretfully, this statement is definitely real.
The method to secure the files utilized by Tywd is not completely researched. However, there is no doubt that each computer system owner may be released a special decryption key, which is definitely special. It is incredibly tough to recuperate the data without the proper key in location.
“Don’t worry, you can return all your files!”, from text file message:
One more peculiarity of the Tywd virus is that the users are not able to get access to the key. The decrypting key is hosted on an unique server under the complete control by the criminals who have actually introduced the Tywd ransomware into the web. In order to get the key and bring back the essential information, the users are informed to connect with the scams by means of e-mail or by telegram and to pay the ransom in the quantity of $980.
The message also states that the people need to call the Tywd authors within 72 hours upon the moment of the data file encryption. The alert shows that by doing so individuals will obtain a 50% discount rate, therefore, the ransom quantity drops down to $490.
Tywd crypted your data, however, it may not be the only hazard on your PC. Plus, the ransomware might be hidden deep in the system. To detect and delete the danger entirely, we advise you to refer to the assistance of GridinSoft Anti-Malware app.
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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 assurance that these online crooks 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 received into their accounts. Hence, paying ransom often does not result in a successful healing. So, the users may merely lose their money for nothing.
Likewise, we urge you not to contact the scams as they advise. Do not transfer money into their wallets. There are no applications that could split the Tywd ransomware or bring back the data at no charge. For that reason, the only proper choice is to bring back the information from possible backups (if offered).
Virus Summary
| Name | Tywd Ransomware |
| File Extension | tywd |
| 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 .tywd extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Tywd Removal Tool | GridinSoft Anti-Malware |
| Tywd Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Internet is now filled with infections comparable to the Tywd ransomware. For example, this specific hazard is generally identical to Brusaf and other ransomware-type infections. These harmful energies have been established in order to encrypt the important information and express the demand for the users to pay the ransom. All these infections use the identical algorithm to produce the specific key for successful information decryption.
Unless the Tywd ransomware is still under the development process or has actually got some concealed bugs, it is not possible to bring back the data manually. Therefore, the only working service to prevent the loss of your essential information is to regularly keep updated backups of all your essential data.
Another important piece of guidance is to save the backups on special storage not connected to your primary device. For instance, you might store 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, since the backup might likewise be secured by the Tywd infection.
Leakages for the Tywd ransomware attack.
Tywd uses lots of paths to penetrate the susceptible computers. It is not particular what particular approach was utilized in your case, however, the invasion may take place via the following channels:
- bundling with third-party programs, generally free apps;
- spam e-mails from the unidentified senders;
- sites providing complimentary hosting;
- P2P (peer-to-peer) torrent downloads.
There are times when the Tywd may camouflage itself as some genuine application, for example, through the deceptive notifies requiring setup of some software application upgrade. This is the most common trick utilized by the frauds to inject the Tywd infection files into the system. This way users partially participate in its setup, without plainly understanding the threat.
Moreover, the frauds might send unsolicited spam e-mail with challenging alerts encouraging individuals to open suspicious accessories or click on some download links, for example, those motivating the people to open specific photos, text files, tax documents and other info.
No doubt, opening these files or clicking the destructive links might essentially damage the system. Fake Acrobat Reader update alerts may result in the Tywd ransomware seepage. Likewise, downloading the split software application may additionally consist of the ransomware installer. The last however not the least, setup of Tywd might happen through some Trojan horses that may be installed stealthily into the system and without the user’s direct authorization and even authorization.
Avoiding the Tywd attack.
Obviously, there is no absolute warranty that your computer system will be always without any malware attacks, however, we wish to share some useful ideas with you to make it safer. Make sure to pay really very close attention while searching the web and especially while getting cost-free programs. Do not open any dubious e-mail accessories, specifically if the sender is not understood to you.
Do not forget that specific freeware installer might likewise consist of some other extra apps in the package. These additional applications might be really damaging. It is of utmost value to keep your anti-virus software application and your os in general to be constantly correctly updated.
It is quite rational that downloading pirated programs is unlawful, however, in addition, such unauthorized apps use might likewise bring major damage to your PC. For this reason, do not download any broken programs. Plus, the fact that your existing anti-virus did not protect the system from the Tywd ransomware is an excellent reason for you to reconsider your choices and change to another program that can render the protecting functions on a far better level.
Below please find the quotation from the Tywd 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 “.tywd” extension added by the ransomware:”
Use GridinSoft Anti-Malware to remove Tywd 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 tywd 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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