Xcmb – General Info
Xcmb is a destructive software application working as typical ransomware. Michael Gillespie, the well-known virus researcher, very first found this new name in the DJVU ransomware family.
Xcmb was created for the sole function to encrypt all popular file types. Rationally, as quickly as the encryption is effectively accomplished, the users are not able to get access to them. Xcmb virus includes its own “.xcmb” to all the encrypted files. For example, the file “price_list.xls”, when crypted by Xcmb, will be titled as “price_list.xls.xcmb”. When the file encryption is accomplished, Xcmb puts its own distinct text document (_readme.txt) into all the folders that store the encrypted files.
The alert stated by document requesting for the random os extremely similar to the notifications offered by other ransomware dangers belonging to the DJVU family. The warning essentially shows that the data has been encrypted and the only option 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 Xcmb is not totally researched. However, there is no doubt that each computer owner might be released an unique decryption key, which is absolutely unique. It is exceptionally hard to recuperate the data without the proper key in place.
“Don’t worry, you can return all your files!”, from _readme.txt message:
One more peculiarity of the Xcmb 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 total control by the crooks who have released the Xcmb virus into the world wide web. In order to get the key and restore the essential data, the users are told to connect with the scams by means of email or by telegram and to pay the ransom in the amount of $980.
The message likewise says that individuals need to call the Xcmb authors within 72 hours upon the minute of the data encryption. The alert indicates that by doing so the people will acquire a 50% discount rate, therefore, the ransom quantity falls to $490.
Xcmb encrypted your files, however, it might not be the only risk on your computer. Plus, the ransomware might be concealed deep in the system. To discover and erase the threat completely, we advise you to describe the aid of GridinSoft Anti-Malware app.
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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 warranty that these online crooks will keep their promises, so they might 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 frequently does not result in a successful healing. So, the users might simply lose their money for absolutely nothing.
Similarly, we urge you not to contact the scams as they advise. Do not move money into their wallets. There are no applications that might crack the Xcmb virus or bring back the information at no cost. For that reason, the only right decision is to restore the data from possible backups (if available).
Virus Summary
| Name | Xcmb Ransomware |
| File Extension | xcmb |
| 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 .xcmb extension to all the files modified by it. |
| Distribution Method | Adware bundles and software cracks |
| Similar Infections | Lokas, Besub, Nusar |
| Xcmb Removal Tool | GridinSoft Anti-Malware |
| Xcmb Decryption Tool | Emsisoft Djvu Decryptor |
Do not forget that the Web is now filled with infections similar to the Xcmb ransomware. For instance, this particular risk is basically identical to Brusaf and other ransomware-type infections. These harmful energies have actually been developed in order to secure the crucial information and reveal the demand for the users to pay the ransom. All these infections utilize the similar algorithm to create the specific key for successful data decryption.
Unless the Xcmb ransomware is still under the advancement procedure or has actually got some hidden bugs, it is not possible to bring back the information by hand. Thus, the only working option to avoid the loss of your crucial information is to frequently maintain updated backups of all your essential files.
Another crucial piece of suggestions is to save the backups on special storage not connected to your main PC. For instance, you may save it on the USB Flash Drive, or some external drive, or by using the cloud data storage services. Keeping the backups on your system drive is extremely risky, since the backup might also be secured by the Xcmb virus.
Leakages for the Xcmb ransomware attack.
Xcmb utilizes lots of paths to infiltrate the vulnerable computer systems. It is not particular what specific technique was utilized in your case, nevertheless, the invasion may occur by means of the following channels:
- bundling with third-party programs, primarily free software;
- spam emails from the unknown senders;
- websites providing complimentary hosting;
- P2P (peer-to-peer) torrent software.
There are times when the Xcmb virus might disguise itself as some real application, for instance, through the misleading signals requiring setup of some software application update. This is the most typical trick used by the frauds to inject the Xcmb virus files into the system. This way users partly participate in its installation, without plainly understanding the danger.
Furthermore, the scams may send unsolicited spam e-mail with difficult signals motivating the people to open dubious accessories or click on some download links, for example, those motivating the people to open particular pictures, text files, tax documents and other info.
No doubt, opening these files or clicking on the destructive links might basically harm the system. Fake Acrobat Reader update notices may lead to the Xcmb ransomware seepage. Likewise, downloading the broken software application may in addition include the ransomware installer. The last but not the least, setup of Xcmb may occur through some Trojan horses that might be installed stealthily into the system and without the user’s direct approval or even approval.
Preventing the Xcmb virus attack.
Of course, there is no absolute warranty that your computer will be constantly without any malware attacks, however, we want to share some useful suggestions with you to make it much safer. Make certain to pay really very close attention while browsing the web and particularly while getting cost-free programs. Do not open any suspicious email attachments, especially if the sender is not understood to you.
Do not forget that specific freeware installer may also consist of some other extra apps in the bundle. These additional applications may be extremely harmful. It is of utmost significance to keep your anti-virus software and your os in basic to be constantly appropriately updated.
It is quite sensible that downloading pirated programs is prohibited, however, furthermore, such unauthorized software application use might likewise bring major damage to your computer. For this reason, do not download any cracked programs. Plus, the fact that your current anti-virus did not secure the system from the Xcmb ransomware is an excellent reason for you to reevaluate your choices and switch to another program that can render the protecting functions on a much better level.
Below please find the quotation from the Xcmb 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 “.xcmb” extension added by the virus:”
Use GridinSoft Anti-Malware to remove Xcmb 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 xcmb 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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