How to remove WhiteRose virus and restore encrypted files

WhiteRose ransomware virus

That article is about WhiteRose virus which gets into users' laptops around the world, and corrupts their files. Here you can find complete information on what is WhiteRose, and how to get rid of WhiteRose from the PC. Furthermore, we will tell you how to get back the encrypted files, if possible.

WhiteRose ransomware had infected hundreds of computers around the world through basic way: false e-mails with viral attachments. Sometimes hackers use exploits to infect the computer, but they are quickly fixed. After the infection, the virus scans the computer memory, determines the quantity of files to be encrypted and their rough value. Nowadays, any modern virus can cypher text, image, audio and video files in all known formats. WhiteRose cyphers all folders, but those that could be business correspondence go first. Ransomware corrupts only files with information, and does not spoil the programs, so that the victim can use his machine to pay the ransom. Encryption is made with the help of famous RSA and AES algorithms, and its intricacy is so above the average level that it can't be bruteforced. This is the reason for impressive effectuality of ransomware in last years: common customer, even having a pretty high experience in suchlike things, won't ever decrypt the data, and will have no choice except paying to criminals. The sole method to recover files is to hack the scammer's webpage and retrieve the master key. Also there's a way to obtain these keys through faults in viruse's program code. When encrypting files, WhiteRose switches the extension of files to [Random_letters]_ENCRYPTED_BY.WHITEROSE.

The computer knowledge is quite important in our world, as it helps you to guard the laptop from computer viruses. Statistically, 90% of customers understand the significance of PC knowledge just after ransomware infection. It's very easy to reduce the chances to get ransomware by following these regulations:

    • Do not accept any alterations to the PC, coming from unknown software. If the machine is penetrated by ransomware, it will endeavour to remove all copies of the data, to make the decryption less possible. The removal of shadow copies requires admin rights and confirmation from the user. Thus, not confirming changes from a unknown program at the right moment, you will save the chances to restore all lost data free of charge.
    • Keep an eye on the performance of your computer. It consumes a big part of hardware power to encode the files. In few seconds after the infection, the system slows down, and the encrypting process emerges in Process Manager. You might anticipate this event and switch off the workstation before information will be totally spoiled. These measures, in case of infection, will protect some of your data.
    • Be cautious with the messages that contain files. If the letter comes from an unknown sender and it notifies about winning some prize, a lost parcel or anything similar, this might be ransomware. The #2 effective kind of fraud messages is a "business letters". Invoices for services and goods, appeals, summaries, lawsuits and suchlike important documents do not be sent without warning, and you, as a minimum, should know the sender. In most of the cases it is a scam.

We draw your attention to the fact that removing the virus is only the, first move, which is required for the normal work of the PC. To get back the information you should read the instructions in the special paragraph of our article. In case of encrypting virus we don't give the hand uninstall tips, since its complexity and the possibility of mistakes appears to be extremely high for average user. High grade ransomware can't be deleted even through antivirus-software, and have other effective types of defense. Modern encrypting viruses can totally remove encrypted information, or some of it, when trying to eliminate the program. To avoid this, abide to the guide under this paragraph.

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 deleting WhiteRose from the computer, it only remains to get back the encrypted data. Actually, this is not about decryption, because the encrypting manners owned by fraudsters are very complicated. More often than not, to recover the files, the user has to ask for help on targeted forums or from famous virus researchers and antiviral program manufacturers. If you choose the manual information restore - read this entry, which describes all the very effective ways.

To restore information, follow the article about files decryption.

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