How to remove EV ransomware virus and restore encrypted files

EV virus ransomware virus

This article is dedicated to EV ransomware that penetrates users' laptops around the world, and cyphers the files. Here we've assembled important information on EV ransomware's essence, and the removal of EV virus from the system. Furthermore, we'll explain how to restore the cyphered files and is it possible.

EV virus is the harmful program infecting laptops mostly with help of e-mail spam and Trojans. Sometimes scammers use zero-day vulnerabilities to take control over the system, but they are promptly corrected. After penetration, ransomware examines the computer memory, defines the amount of files to be cyphered and their rough price. At the moment, each modern virus knows how to cypher video, text, image and audio information in all most used extensions. High attention is attracted to businesslike files, since medium and large companies are the main objective for hackers. Ransomware encrypts only files with information, and does not spoil the software, so that the man can pay the ransom via his PC. The operation is made through well-known encryption algorithms, and its intricacy is so above the average level that decryption of information without a key is impossible. This is the basis for unbelievable efficiency of this kind of viruses in last years: usual PC operator, even if he has a pretty high knowledge of the PC, won't ever be able to restore the data, and will need to pay the price. The only way to decrypt the data is to crack the scam website and obtain the encryption keys. Some experienced hackers can obtain these keys via defects in the code of the virus itself. The encrypted files acquire.YYY extension, and the amount of ransom is ZZZ.

The computer knowledge is extremely important in our century, as it assists customer to guard the machine from malicious software. Statistically, 90% of customers realize the importance of PC knowledge only when ransomware infects their workstations. You easily can decrease the chances to get ransomware by following these regulations:

    • Carefully examine your emails, especially the messages which have attached files. If you don't know who send the letter and it notifies about earning some prize, a lost parcel or anything similar, this could be ransomware. The second most effective type of scam letters is a "business messages". It is OK to be interested and click on the letter even if it is obviously not for you, but remember that a single click on the viral file might cost you lots of time, headache and money.
    • Don't disregard the symptoms that your workstation shows. Data encrypting is a complicated act that consumes a lot of hardware resources. If you mention a strange decline in workstation performance or detect a unknown string in the Process Manager, you can switch off the PC, start it in safe mode, and scan for threats. Naturally, some data will be lost, but the other part of them will be safe.
    • Don't accept any changes to the PC, originating from weird programs. The most effective way of file restoration is the restoration from Shadow Copies, so scammers have included the removal of SC into the default functionality of viruses. However deletion of copies requires administrator rights and verification from the user. If you'll think for a moment before verifying the dialogue box, it might save your files and your money.

Malware removal isn't answer to the whole problem - it's only a one turn from many before the complete file restoration. To restore the files you will need to follow the tips in the following chapter of our entry. To remove the virus, you have to launch the PC in safe mode and run the scanning with antivirus. Some viruses can't be removed even via antivirus-software, and have lots of serious mechanics of security. The most common viral protection manner is the removal of data on the chance of file recovery or malware deletion attempt. This is extremely unwanted, and the following part will assist you to avoid it.

Removal instruction

Step 1. Boot into Safe mode

Safe mode

Start -> Msconfig.exe

Safe mode. Step 1

On the tab Boot select Safe boot

Safe mode. Step 2

Step 2. Check Startup folder

Start -> Msconfig.exe ->Disable unknown programs in the Startup tab

Startup

Step 3. Check hosts file

Modify hosts file, that located in C:\Windows\System32\drivers\etc\ .

Hosts file.Step 1

Open the file with Notepad and delete suspicious strings.

Hosts file.Step 2

It has to look like this:

Hosts file.Step 3

Step 4. Scan the system with antiviral scanner

 

Antivirus scanner

Why we recommend SpyHunter antimalware as removal tool

Removes virus fully: all files and even registry keys of malware will be deleted

Protects your system in the future

24/7 free support team

bwd  Instructions 1/2  fwd

Step 5. Disable Safe mode

Start -> Msconfig.exe ->Disable Safe boot in the Boot tab

Deactivate Safe mode

After eliminating the ransomware from the workstation, it only remains to get back the encrypted files. Actually, this is not about decipherment, as the encrypting algorithms used by swindlers are very complex. There are the lucky chances, but generally data restoration takes a lot of time and efforts. If you picked the by-hand information restore - read our article, which shows all the easiest ways.

To restore information, follow the article about files decryption.

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