Rigd Virus Ransomware
Rigd is a malicious software working as typical ransomware. Michael Gillespie, the well-known malware researcher, first discovered this new name in the DJVU ransomware family.
Rigd was developed for the sole purpose to encrypt all popular file types. Logically, as soon as the encryption is effectively achieved, the users are not able to get access to them. Rigd ransomware adds its own “.rigd” to all the encrypted files. For instance, the file “price_list.xls”, once modified by Rigd, will be titled as “price_list.xls.rigd”. Once the file encryption is achieved, Rigd puts its own unique text file (_readme.txt) into all the folders that keep the encrypted files.
The alert stated by document requesting the random os extremely similar to the notices given by other ransomware threats coming from the DJVU family. The caution generally indicates that the information has been secured and the only solution to get access to it is to use a distinct standalone key. Regretfully, this declaration is definitely true.
The approach to secure the files used by Rigd is not entirely researched. However, there is no doubt that each computer system owner may be released a special decryption key, which is absolutely unique. It is extremely tough to recuperate the information without a suitable type in place.
“Don’t worry, you can return all your files!”, from _readme.txt message:
One more peculiarity of the Rigd infection 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 criminals who have actually launched the Rigd infection into the world wide web. In order to get the key and bring back the essential data, the users are informed to connect with the frauds by means of email or by telegram and to pay the ransom in the amount of $980.
The message likewise states that individuals ought to call the Rigd authors within 72 hours upon the minute of the information encryption. The alert indicates that by doing so individuals will acquire a 50% discount rate, therefore, the ransom amount drops down to $490.
Rigd crypted your information, nevertheless, it might not be the only danger on your PC. Plus, the ransomware may be hidden deep in the system. To detect and erase the threat totally, 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 recommend that you do not pay the ransom. There is no guarantee that these online criminals will keep their pledges, so they might not care at all what the victims feel about the encryption, even when the quantity of the ransom is received into their accounts. For this reason, paying ransom typically does not result in an effective recovery. So, the users may simply lose their money for nothing.
Similarly, we advise you not to contact the scams as they advise. Do not transfer loan into their wallets. There are no applications that could break the Rigd virus or restore the data at no cost. For that reason, the only proper choice is to bring back the data from possible backups (if readily available).
Virus Summary
| Name | Rigd Ransomware |
| File Extension | rigd |
| 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 .rigd extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Rigd Removal Tool | GridinSoft Anti-Malware |
| Rigd Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Web is now filled with infections comparable to the Rigd virus. For example, this particular danger is basically similar to Brusaf and other ransomware-type infections. These destructive utilities have been developed in order to secure the important data and reveal the demand for the users to pay the ransom. All these infections utilize the identical algorithm to generate the specific key for effective information decryption.
Unless the Rigd ransomware is still under the advancement process or has got some concealed bugs, it is not possible to bring back the information by hand. Therefore, the only working option to avoid the loss of your important information is to routinely maintain updated backups of all your vital data.
Another important piece of recommendations is to save the backups on unique storage not connected to your main PC. For instance, you may save it on the USB Flash Drive, or some external disk drive, or by using the cloud data storage services. Keeping the backups on your routine drive is extremely risky, because the backup might also be secured by the Rigd .
Leaks for the Rigd ransomware attack.
Rigd uses many courses to penetrate the susceptible computers. It is not particular what specific method was used in your case, nevertheless, the invasion may occur by means of the following channels:
- bundling with third-party programs, mainly freeware;
- spam e-mails from the unidentified senders;
- websites providing free hosting;
- P2P (peer-to-peer) torrent software.
There are times when the Rigd might camouflage itself as some genuine application, for instance, through the misleading signals requiring installation of some software application update. This is the most common technique utilized by the scams to inject the Rigd infection files into the system. This way users partially participate in its setup, without clearly comprehending the risk.
Additionally, the frauds might send unsolicited spam e-mail with difficult signals motivating individuals to open suspicious attachments or click some download links, for example, those motivating individuals to open specific photos, text files, tax files and other information.
No doubt, opening these files or clicking the malicious links may basically harm the system. Fake Media Player update notices may result in the Rigd ransomware seepage. Likewise, downloading the broken software may in addition consist of the ransomware installer. The last but not the least, setup of Rigd may take place through some Trojan horses that may be installed stealthily into the system and without the user’s direct approval or perhaps permission.
Avoiding the Rigd ransomware injection.
Naturally, there is no absolute guarantee that your computer system will be always devoid of any malware attacks, nevertheless, we want to share some beneficial ideas with you to make it safer. Make certain to pay extremely attention while browsing the web and especially while downloading cost-free programs. Do not open any suspicious e-mail attachments, particularly if the sender is not known to you.
Do not forget that specific freeware installer may likewise consist of some other additional apps in the bundle. These extra applications may be extremely damaging. It is of utmost significance to keep your anti-virus software and your operating system in basic to be constantly properly updated.
It is quite rational that downloading pirated programs is prohibited, however, furthermore, such unauthorized software application use may likewise bring major damage to your PC. Thus, do not download any cracked programs. Plus, the reality that your current anti-virus did not protect the system from the Rigd ransomware is an excellent factor for you to reconsider your options and switch to another program that can render the safeguarding functions on a far better level.
Below please find the quotation from the Rigd 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 “.rigd” extension added by the virus:”
Use GridinSoft Anti-Malware to remove Rigd 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 rigd 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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