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Category: cyren

New Scarab Ransomware Using Necurs-as-a-Service

13.3 million Scarab ransomware emails detected in one day The new Scarab ransomware being distributed via email by the Necurs botnet appears to come from scanning devices or services like HP, Epson or Lexmark. While there are similarities to the Necurs-distributed Locky ransomware, Scarab seems to have been developed by

10 Cyber Threat Terms Every IT Manager Should Know

Do you know the difference between spear phishing and clone phishing and…just plain phishing? Or adware and malvertising? Check out the list below of the top 10 threat terms every employee should be familiar with, and familiarize yourself with more threat terms in Cyren’s new online Cyber Threat Dictionary in

How Do You Know Your Email Security Is Working?

When was the last time you assessed the effectiveness of your email security? Email is the main vehicle for introducing malware into an organization, so it is imperative that you do so. Here at Cyren we know how eye-opening such an evaluation can be, because during September and October, we

Fake Invoice Carries “Rescoms” Malware

Emails containing malicious attachments equipped with keyloggers and screen capture capabilities are targeting businesses worldwide, with noted attacks in Asia, Russia, and the Middle East. The campaign is designed to look like it comes from real affiliates and employees working for a well-known pharmaceutical distributor in order to make the

Stealing Tax Refunds Soaring Worldwide

There appear to be only two things that are certain in life: death and cybercriminals trying to steal your tax refund. As governments have moved tax systems online to facilitate life for the taxpayer, refund scams using phishing and social engineering to obtain personal financial information have become epidemic, with

Locky Revived – A Roundup of New Variants

Locky, the ransomware which dominated 2016 and then disappeared for the first half of 2017, has been completely rescuscitated during the past three months with a series of new variants, and demanding three times the ransom rate. A possible reason for its disappearance and reemergence was explored in a recent

Locky wiederbelebt – eine Zusammenfassung der neuen Varianten

Locky, die Ransomware, welche 2016 dominiert hat und dann in der ersten Jahreshälfte von 2017 verschwunden ist, wurde mit einer Reihe neuer Varianten in den vergangenen drei Monaten zu neuem Leben erweckt und fordert jetzt das Dreifache des Lösegelds. Ein möglicher Grund für sein Verschwinden und Wiederauftreten wurde im aktuellen

Bad Rabbit Ransomware is Rebuilt NotPetya

The current “Bad Rabbit” ransomware outbreak has been generating quite a bit of news, with some conflicting accounts of its origin. Clarifying here that Bad Rabbit is a variant of the widely reported “NotPetya” ransomware, which we covered in a blog earlier this year. Bad Rabbit leverages one of the

How to Identify & Spot Phishing Links

Phishing links are harmful or misleading links that are disguised in an attempt to make them look safe and normal. These links usually lead to a fake website and entice you to enter sensitive information. Other links can also contain malware, which could give cybercriminals access to all your stored