Screenshot of CryptoWall:
Brief introduction about CryptoWall:
CryptoWall is an irritating computer virus which belongs to the ransom-ware family.Once it gets into the target PC, CryptoWall infection encrypts files by renaming them into DECRYPT_INSTRUCTION.HTML, DECRYPT_INSTRUCTION.TXT, and the DECRYPT_INSTRUCTION and pops up the message which claims that in order to get the key to decrypt files you need to 500 US dollars. To further scare computer users, this nasty virus also sets a limited time.
