Spook Virus – Details
The Spook stands for a ransomware-type infection. Spook was elaborated particularly to encrypt all major file types. As soon as the file is encrypted people are unable to use them. Spook adds the “.NMU7PHR3V5” extension for each file encrypted by it. For example, the file “myphoto.jpg“, once encrypted by Spook, will be renamed into “myphoto.jpg.NMU7PHR3V5“. As soon as the encryption is completed, Spook places a special text file into every folder containing the encrypted data.The message given by Spook text file requesting for the ransom is definitely the same as the statements given by other ransomware representatives. It actually discusses that the info is encrypted and that the only way to restore it is to use a a distinct decryption key. Unfortunately, this is absolutely true. The type of cryptography mechanism applied by Spook is still not appropriately examined. Still, it is definitely specific that each victim may be given the specific decryption key, which is completely unique. It is impossible to restore the files without the key available.
Another technique of Spook is that the victims cannot access to the key. The key is saved on a specific server run by the frauds connected with Spook ransomware. To get the key and recover the important information people need to pay the ransom.
Spook encrypted your documents, but that might not be the only damage done to you. The ransomware might still be hidingon your computer. To identify whether this holds true, we suggest downloading GridinSoft Anti-Malware.
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Nevertheless, irrespective of the asked for amount, people must stay away from paying the ransom. Cyber frauds are not fair, so they tend to totally disregard what their victims feel about the issue, even when the payment reaches their pockets. This is why paying the ransom usually does not give any positive outcome and people simply lose their money for nothing.
We strongly encourage that you do not contact these crooks and absolutely do not transfer money into their accounts. It is said to admit that there are no utilities able to crack Spook ransomware and to recover the information data for free. Hence, the only right decision is to recover the lost information from the available backup.
Virus Summary
| Name | Spook Ransomware |
| File Extension | .NMU7PHR3V5 |
| Type | Ransomware |
| 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 and RSA encryption algorithms. Once the encryption is completed, the ransomware adds its special NMU7PHR3V5 extension to all the files modified by it. |
| Distribution Method | Spam Emails, Email Attachments |
| Removal Tool | GridinSoft Anti-Malware |
Keep in mind that the web is now overwhelmed with threats that look similar to Spook ransomware. Destructive programs of such kind are usually elaborated to encrypt crucial data and to state the need before the user to pay the ransom. The peculiarity of all such ransomware threats is that all apply a similar algorithm to produce the distinct decryption key for information decryption.
Therefore, as long as the ransomware is still being developed or has some hidden bugs, by hand recovering the information is merely not feasible. The only method to avoid the loss of your important information is to frequently create backups of your important information.
Remember that even if you create such backups, they should be put into a special storage utility not connect to your main PC. You may use the Memory Stick or external hard disk drive for this purpose, or refer to the help of the cloud storage. If you save your backup files on your common system they may be encrypted in addition to other files, so it’s absolutely not a good storage location.
How did ransomware infect my PC?
There are a number of methods used by online frauds to distribute Spook virus. Although it doubts how exactly Spook injects your PC, there are some leaks through which it may penetrate the system:
- integration with third-party software, especially freeware;
- spam emails from unidentified senders;
- sites rendering free hosting services;
- pirated peer-to-peer (P2P) downloads.
Often Spook ransomware might exist as some genuine software, for example, in the pop-ups instructing users to execute some important software updates. This is the typical trick used by online frauds to persuade people into downloading and installing Spook infection manually, by ways of their direct participation in the installation process.
Additionally, the criminals might describe different email spam tactics to inject destructive codes into Windows PC. So, they may describe to sending unsolicited spam emails with tricky notifications promoting users to download the attachments or click on certain download links, for example, the ones motivating users to open some photos, files, tax reports or invoices.
Needless to mention, opening such documents or clicking on such dangerous links may seriously harm the system. Fictitious Adobe Flash Player update informs may result in Spook ransom injection. As for the cracked software, these illegally downloaded programs may also include harmful codes resulting in Spook secret installation. Finally, injection of Spook may happen by ways of Trojans that secretly get injected into the system and set up destructive tools without the user’s authorization.
Is there any way to prevent the injection of Spook ransomware?
Even though there is no 100% guarantee to prevent your PC from getting infected, there are some pieces of suggestions we want to show with you. First of all, be extremely cautious when you surf the web and specifically while downloading free apps. Stay away from opening suspicious email attachments, especially when the sender of the email is not familiar to you.
Keep in mind that some freeware installers may include other unwanted utilities in the bundle, so they may be malicious. Ensure that your current antivirus software and your entire OS is always duly updated.
Naturally, downloading pirated software is unlawful and may lead to vital damage to be produced your PC. Hence, stay away from downloading cracked software. You are likewise highly encouraged to reconsider your existing security software and perhaps switch to another security solution that can render much better services of protecting your PC.
Screenshot of files with “.NMU7PHR3V5” extension added by the ransomware:
Use GridinSoft Anti-Malware to remove Spook 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.
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