CryptoWall 4.0 is a harder ransomware to protect against than its predecessor, CrptoWall 3.0, according to Heimdal Security. This is pretty serious news, considering CryptoWall 3.0 has raked in an estimated $325 million from hundreds of thousands of victims by demanding ransom payments in bitcoin since the ransomware debuted less than a year ago.
Andrfa Zaharia, a security and marketing/communication specialist at Heimdal Security, offers an overview on why the new strain is a more dangerous threat and offers some pointers on how to avoid becoming a victim. Following is a summary of this overview from the Heimdal blog.Code Has Been Enhanced
The CryptoWall code has been [...]
A team of security researchers have uncovered a malicious SEO campaign that targets unsuspecting users through compromised URLs via script injections.
A malware-laced SEO campaign has infected popular keyword searches on Google such as Java JRE, Windows 8 and MSN to affect hundreds of thousands of searches that routinely occur every month. The discovery was one by the security team at Heimdal who uncovered the campaign containing “compromised web pages and dozens of script injections.”
The blog post detailing the observation can be found here.
An unsuspecting user would simply have to search with a targeted keyword and visit the faux web page while looking for [...]
A new sweeping spam campaign has targeted Scandinavians again. The spam delivered is ransomware, and it is already the fourth such attack in September alone.
A new ransomware campaign targeting Scandinavians has emerged, barely a week after the previous campaign that spoofed an official email correspondence from the local post office to deliver malware to unsuspecting PC users, reports Heimdal Security.
The complete detail of the discovery of the ransomware can be found here.
The newly discovered ransomware is sent out to users in a spam email that contains a Word document as an attachment. Researchers at Heimdal Security found that the Word document contains [...]