Cryptowall 3.0 attacking Australian businesses
A new variant of the ransomware known as Cryptowall is believed to be attacking Australian businesses. Attacks using Cryptowall 3.0 encrypt your files, and the malicious individuals behind the malware demand payment for the key that enables you to decrypt the files. These payments can range from a few hundred dollars to more than $10,000.
Cryptowall 3.0 uses an exploit kit capable of attacking vulnerabilities in Adobe Reader, Adobe Flash, Internet Explorer, Java, and Silverlight. Most computers run at least one of these programs.
CryptoWall 3.0 arrives via spammed emails. Please advise your staff accordingly and if they receive a suspicious email, they should not open any attachments. They should contact our helpdesk to assess if it is a valid attachment or not. Support calls are covered for our clients on the Net2 program.
Based on feedback from the Smart Protection Network, the region most affected by CryptoWall 3.0 is Australia/New Zealand, followed by North America and Europe.