What is Cryptowall Virus?
CryptoWall is a ransomware that encrypts files within the operating system. It closely mimics the behavior of similar infections like CryptorBit or Cryptolocker or Cryptodefense. In fact, CryptoWall is believed to be a new variation of Cryptodefense because it acts in a very similar way. After infiltrating the operating system, the Trojan will start a stealthy encryption process. After it is done, you will be presented with an image telling you that your files have been encrypted and that you will not be able to access them unless you pay a ransom. This Trojan is an extremely dangerous infection that could ruin a lot of valuable content on your computer. If there is a chance to avoid it, your best bet would be running professional malware detection and removal tool at all times. This article will further analyze the infection and will present tips regarding virtual security and CryptoWall removal.
Where does Cryptowall come from?
In most cases CryptoWall is distributed via fake updates that mimic many popular applications, e.g., Adobe Flash Player or Java. A lot of these fictitious updates will be offered via banner ads on a dubious website. Thus be careful and keep in mind that most of Adobe or Java updates are available on official websites; furthermore, often Adobe Flash Player of Java will update automatically.
Another common method that cybercriminals use to distribute CryptoWall is spam email attachments. It is a very popular technique that has been used by cybercriminals for years but it still proves to be effective. As long as you practice safe browsing habits you should be able avoid any infections that are spread in this manner. Remember to never trust an unknown sender. Keep in mind that a professional malware removal tool could be a great help as it identifies bogus attachments and dubious websites.
What does CryptoWall do?
This nasty Trojan installs itself upon the operating system without any permission and once done infiltrating it silently encrypts the files. The encryption affects various types of files: .jpg, .png, .xls, .doc, and many others. Decryption is virtually impossible as the infection uses RSA 2048 protocol to encrypt the files. Where the files are encrypted CryptoWall will create three files of its own: DECRYPT_INSTRUCTION.TXT, DECRYPT_INSTRUCTION.HTML, and DECRYPT_INSTRUCTION. If you open one of these files, you may be presented with a ransom window asking you to pay $500 to $1000. Cybercriminals will ask you to pay in Bitcoins as this system of payment guarantees anonymity. Avoid paying the ransom and seek alternative ways to decrypt your files and remove CryptoWall from your computer. One of the possible methods to delete this Trojan is described below, and if you follow the instructions you should be able to remove it with no problem.
How to remove CryptoWall?
Manual removal is out of the question as this infection is too complicated. You need to use a powerful trustworthy malware removal tool in order to delete CryptoWall. SpyHunter is a reliable tool that we strongly recommended as it will delete the infection in a fast and efficient way. It is also very important to run this malware detection and removal tool at all times to avoid dangerous infections like this attacking in the future. Real-time security on your computer should be a priority.
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