Jywd – Ransomware
Jywd is a destructive software working as common ransomware. Michael Gillespie, the well-known virus researcher, first discovered this new name in the DJVU ransomware family.
Jywd was developed for the sole function to encrypt all popular file types. Logically, as quickly as the file encryption is successfully achieved, the users are not able to get access to them. Jywd virus includes its own “.jywd” to all the encrypted files. For example, the file “price_list.xls”, as soon as crypted by Jywd, will be titled as “price_list.xls.jywd”. Once the encryption is accomplished, Jywd puts its own special text document (_readme.txt) into all the folders that store the encrypted files.
The message specified by text file requesting the random os extremely similar to the alerts provided by other ransomware threats coming from the DJVU family. The warning generally shows that the information has been encrypted and the only option to get access to it is to use a special standalone key. Regretfully, this statement is definitely real.
The method to secure the files used by Jywd is not completely researched. However, there is no doubt that each computer system owner may be provided an unique decryption key, which is definitely special. It is incredibly hard to recuperate the information without the proper type in location.
“Don’t worry, you can return all your files!”, from _readme.txt message:
One more peculiarity of the Jywd ransomware 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 released the Jywd ransomware into the internet. In order to obtain the key and restore the crucial information, the users are informed to connect with the frauds through e-mail or by telegram and to pay the ransom in the amount of $980.
The message likewise states that the people should get in touch with the Jywd authors within 72 hours upon the minute of the information file encryption. The alert suggests that by doing so the people will obtain a 50% discount, for that reason, the ransom quantity falls to $490.
Jywd modified your files, however, it might not be the only danger on your computer. Plus, the ransomware may be concealed deep in the system. To find and erase the threat completely, we recommend you to describe the aid of GridinSoft Anti-Malware tool.
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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 crooks 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 typically does not lead to a successful recovery. So, the users may merely lose their money for nothing.
Likewise, we advise you not to contact the scams as they instruct. Do not transfer loan into their wallets. There are no applications that could break the Jywd ransomware or bring back the data at no cost. Therefore, the only correct choice is to restore the data from possible backups (if available).
Virus Summary
| Name | Jywd Ransomware |
| File Extension | jywd |
| 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 .jywd extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Jywd Removal Tool | GridinSoft Anti-Malware |
| Jywd Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Web is now full of infections similar to the Jywd virus. For instance, this specific hazard is essentially identical to Brusaf and other ransomware-type infections. These harmful energies have been established in order to secure the essential information and reveal the need for the users to pay the ransom. All these infections utilize the similar algorithm to create the specific key for effective information decryption.
Unless the Jywd ransomware is still under the advancement process or has got some concealed bugs, it is not possible to restore the information manually. Thus, the only working option to prevent the loss of your crucial data is to routinely preserve up-to-date backups of all your vital files.
Another crucial piece of suggestions is to keep the backups on unique storage not connected to your primary device. For example, you might save it on the USB Flash Drive, or some external drive, or by using the cloud data storage services. Keeping the backups on your routine drive is extremely dangerous, given that the backup might also be secured by the Jywd ransomware.
Leaks for the Jywd ransomware attack.
Jywd uses lots of courses to penetrate the susceptible computer systems. It is not particular what particular technique was utilized in your case, nevertheless, the intrusion might happen by means of the following channels:
- bundling with third-party programs, mainly freeware;
- spam emails from the unidentified senders;
- websites providing complimentary hosting;
- P2P (peer-to-peer) torrent downloads.
There are times when the Jywd virus may camouflage itself as some real application, for instance, through the deceptive signals demanding installation of some software application upgrade. This is the most common trick used by the scams to inject the Jywd infection files into the system. By doing this users partly take part in its setup, without clearly understanding the danger.
Moreover, the scams may send unsolicited spam e-mail with difficult informs motivating individuals to open suspicious attachments or click some download links, for instance, those encouraging the people to open certain photos, text files, tax documents and other info.
No doubt, opening these files or clicking the destructive links may essentially harm the system. Fake Acrobat Reader update notifications may cause the Jywd ransomware infiltration. Similarly, downloading the split software application might furthermore consist of the ransomware installer. The last but not the least, installation of Jywd might take place through some Trojan horses that might be set up stealthily into the system and without the user’s direct permission or perhaps consent.
Preventing the Jywd virus attack.
Naturally, there is no outright assurance that your computer system will be constantly devoid of any malware attacks, nevertheless, we would like to share some helpful ideas with you to make it more secure. Make certain to pay very attention while browsing the web and especially while getting cost-free programs. Do not open any suspicious e-mail accessories, especially if the sender is not known to you.
Do not forget that specific freeware installer may likewise include some other additional apps in the package. These extra applications may be very destructive. It is of utmost significance to keep your anti-virus software and your os in general to be always correctly upgraded.
It is quite logical that downloading cracked programs is unlawful, however, furthermore, such unauthorized software application use might also bring severe damage to your computer. Hence, do not download any cracked programs. Plus, the truth that your current anti-virus did not secure the system from the Jywd ransomware is a great factor for you to reassess your choices and change to another program that can render the securing functions on a far better level.
Below please find the quotation from the Jywd 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 “.jywd” extension added by the ransomware:”
Use GridinSoft Anti-Malware to remove Jywd 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 jywd 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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