Isal Virus – Details
Isal is a destructive software working as common ransomware. Michael Gillespie, the widely known virus researcher, very first found this new name in the DJVU ransomware family.
Isal was developed for the sole purpose to encrypt all popular file types. Realistically, as soon as the file encryption is successfully achieved, the users are not able to get access to them. Isal ransomware adds its own “.isal” to all the encrypted files. For example, the file “price_list.xls”, once crypted by Isal, will be titled as “price_list.xls.isal”. As soon as the encryption is accomplished, Isal puts its own unique text file (_readme.txt) into all the folders that store the encrypted files.
The message stated by document asking for the random os very comparable to the notices offered by other ransomware dangers coming from the DJVU family. The warning essentially indicates that the data has been secured and the only service to get access to it is to use an unique standalone key. Regretfully, this statement is absolutely true.
The method to secure the files used by Isal is not completely investigated. However, there is no doubt that each computer system owner may be released an unique decryption key, which is definitely distinct. It is incredibly hard to recuperate the information without the appropriate key in location.
“Don’t worry, you can return all your files!”, from text file message:
One more peculiarity of the Isal virus is that the users are not able to get access to the key. The decrypting key is hosted on a special server under the total control by the crooks who have actually released the Isal infection into the internet. In order to obtain the key and bring back the essential information, the users are informed to get in touch 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 must call the Isal authors within 72 hours upon the minute of the information file encryption. The alert shows that by doing so the people will obtain a 50% discount, therefore, the ransom quantity drops down to $490.
Isal modified your information, nevertheless, it might not be the only threat on your PC. Plus, the ransomware might be hidden deep in the system. To discover and delete the hazard completely, we recommend you to describe the assistance of GridinSoft Anti-Malware tool.
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No matter what the amount of the ransom is, we highly encourage that you do not pay the ransom. There is no warranty that these online scoundrels 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. For this reason, paying ransom often does not result in an effective healing. So, the users might just lose their money for absolutely nothing.
Likewise, we urge you not to get in touch with the frauds as they advise. Do not move cash into their wallets. There are no applications that might crack the Isal virus or restore the information for free. For that reason, the only proper decision is to bring back the data from possible backups (if offered).
Virus Summary
| Name | Isal Ransomware |
| File Extension | isal |
| 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 .isal extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Isal Removal Tool | GridinSoft Anti-Malware |
| Isal Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Internet is now filled with infections similar to the Isal virus. For instance, this specific threat is generally identical to Brusaf and other ransomware-type infections. These destructive energies have been established in order to secure the crucial data and reveal the need for the users to pay the ransom. All these infections utilize the identical algorithm to produce the particular key for successful data decryption.
Unless the Isal ransomware is still under the advancement procedure or has got some hidden bugs, it is not possible to bring back the information by hand. Therefore, the only working service to prevent the loss of your important information is to frequently keep current backups of all your important documents.
Another important piece of advice is to store the backups on unique storage not connected to your main device. For instance, you might keep 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 regular drive is really dangerous, considering that the backup may also be encrypted by the Isal .
Leaks for the Isal ransomware attack.
Isal utilizes lots of paths to penetrate the susceptible computers. It is not specific what particular approach was used in your case, however, the invasion might occur via the following channels:
- bundling with third-party programs, mainly free apps;
- spam e-mails from the unidentified senders;
- sites offering complimentary hosting;
- P2P (peer-to-peer) torrent downloads.
There are times when the Isal virus might camouflage itself as some authentic application, for example, through the deceptive notifies requiring installation of some software application upgrade. This is the most common trick used by the scams to inject the Isal ransomware files into the system. In this manner users partly take part in its setup, without plainly comprehending the risk.
Additionally, the scams may send out unsolicited spam email with challenging notifies encouraging individuals to open suspicious attachments or click some download links, for instance, those encouraging the people to open particular photos, text files, tax files and other info.
No doubt, opening these files or clicking on the harmful links may basically harm the system. Fake Adobe Flash Player update alerts may result in the Isal ransomware seepage. Likewise, downloading the split software may additionally consist of the ransomware installer. The last however not the least, setup of Isal might happen through some Trojan horses that may be set up stealthily into the system and without the user’s direct consent and even consent.
Preventing the Isal virus injection.
Naturally, there is no absolute warranty that your computer will be constantly devoid of any malware attacks, nevertheless, we would like to share some beneficial suggestions with you to make it more secure. Make sure to pay very close attention while browsing the web and specifically while downloading cost-free programs. Do not open any dubious email attachments, particularly if the sender is not understood to you.
Do not forget that certain freeware installer might also consist of some other additional apps in the package. These extra applications may be extremely destructive. It is of utmost importance to keep your anti-virus software application and your os in basic to be constantly appropriately updated.
It is rather sensible that downloading pirated software is unlawful, nevertheless, furthermore, such unapproved programs use might likewise bring serious damage to your system. Thus, do not download any cracked programs. Plus, the reality that your present anti-virus did not secure the system from the Isal ransomware is a great factor for you to reconsider your choices and switch to another program that can render the securing functions on a far better level.
Below please find the quotation from the Isal 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 “.isal” extension added by the virus:”
Use GridinSoft Anti-Malware to remove Isal 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 isal 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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