How to remove Coharos virus and restore encrypted files

Coharos ransomware virus

Coharos ransomware had infected thousands of computers around the world with help of most effective method: false messages with viral attachments. Sometimes fraudsters use exploits to get into the system, but they are promptly fixed. When infection takes place, Coharos checks the computer memory to find the folders to be encrypted and their rough price. Nowadays, each new ransomware is able to cypher text, video, image and audio files in all popular formats. High attention is paid to businesslike information, because representatives of business are the key target for fraudsters. Ransomware encrypts only files with information, and does not spoil the programs, so that the man can pay the ransom through his computer. Encryption is performed through famous encryption algorithms, and it is so complex that that it cannot be bruteforced. This is the reason for such a stunning success of ransomware in last years: common PC operator, even if he has a very good knowledge of the computer, will never decrypt the files, and will have to pay ransom. The sole manner to recover the information is to hack the scam site and obtain the master key.

This article is dedicated to Coharos virus which gets onto customers' laptops around the world, and encrypts the data. In this article you can see full information on Coharos's essence, and the uninstalling of Coharos from your workstation. In addition, we will teach you how to get back the corrupted information and is it possible.

The computer knowledge is highly substantial in our century, because it helps you to protect the system from undesired programs. Statistically, 90% of customers comprehend the significance of PC knowledge only when ransomware penetrates their PC. It's very easy to reduce the chances of getting encrypting virus by following these rules:

    • Do not disregard the symptoms that your hardware and software shows. It takes a lot of computing resources to encode the information. In the first minutes after the infection, the computer slows down, and the encryption process emerges in Process Manager. You might anticipate this event and switch off the workstation before data will be completely lost. This, in case of penetration, will protect some of your files.
    • Do not admit any alterations to your system, coming from suspicious software. If the computer is penetrated by ransomware, it will attempt to eliminate the shadow copies of the data, to lower the possibility of restoration. Anyway, deleting of shadow copies needs admin rights and verification from the user. If you'll think for a moment before verifying the changes, it might save your data and your efforts.
    • Closely study your e-mails, particularly the messages which have attached files. The #1 pattern of scam letters is the story about prize winning or parcel earning. The other common kind of these messages is a forgery for business correspondence. It is normal to take an interest and click on the e-mail even if it is obviously not for you, but remember that a single click on the viral file may cost you lots of headache, money and time.

We draw your attention to the fact that the elimination of ransomware is just a, first move, which is mandatory for the standard work of the workstation. To recover the information you should familiarize with the instructions in the next part of our entry. In case of encrypting virus we do not publish the by-hand deletion guide, since its complexity and the possibility of mistakes appears to be very high for regular user. We don't suggest anyone to eliminate the virus by hand, because it has different security mechanisms that could interfere you. The most common viral defensive manner is the removal of information on the chance of data restoration or Coharos deletion attempt. To avoid this, abide to the tips below.

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

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Step 5. Disable Safe mode

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

Deactivate Safe mode

After removing the virus from the PC, it only remains to decrypt the polluted files. We won't try to decypher the data, but we'll get them back using OS features and the additional programs. There are the few chances, but generally data restoration needs plenty of time and efforts. If you can't wait and are ready to get back the data in manual mode - here's the useful entry on that topic.

To restore information, follow the article about files decryption.

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