The Cyren Security Blog is where Cyren engineers and thought leaders provide insights, research and analysis on a range of current cybersecurity topics.
by Ira Chernous For the past three months, most media news headlines have been talking about a painful subject that leaves no one indifferent: the war. Since the start of the Russian invasion of Ukraine, the international community has...
Office 365 Advanced Threat Protection (also known as ATP and Defender) can provide your organization with advanced security features - keeping you protected from cybersecurity threats. With today's cybersecurity landscape, where new threats appear daily, if not...
By Max Avory A couple of months ago we sat down with Damian Stalls, vCIO director at Fluid Networks to discuss how they dramatically reduced the time their security analysts spent managing the problem of phishing, BEC, and user education. Here were some of the...
By Mike Fleck Despite investments of time and money in secure email gateways, phishing threats continue to be delivered to the user's inbox. To close this gap in automated detection, many organizations roll out user security awareness programs to train their employees...
Ransomware is continually evolving. It has become the “most prominent malware threat”, with experts estimating that ransomware attacks in 2021 resulted in total damage costs of $20 billion. While there is no ransomware that specifically targets Office 365 data, it can...
by Dexter To and Maharlito Aquino Introduction Originally a banking Trojan that existed in the wild as early as 2007, Qakbot (or QBot) is a pioneer of malware as a service, which is continually maintained and developed to this day. While its main purpose is to steal...
by Kervin Alintanahin Recently, we have received an increase in the number of malicious email samples with password-protected attachments. The recent waves of attacks with Emotet use a similar approach. In this blog we describe our analysis of another set of samples...
by Ira Chernous For the past three months, most media news headlines have been talking about a painful subject that leaves no one indifferent: the war. Since the start of the Russian invasion of Ukraine, the international community has been helping the victims by...
by Kervin Alintanahim Password Protected Docs One of the most recent Emotet samples we received were emails with password protected attachments. Although the malicious document needs an extra step to be accessed compared to just being attached as it is, the additional...
By Floser Bacurio Jr XLL is an Excel Add-in extension file that provides ways to use third-party tools and functions that are not available in Microsoft Excel. It is typically a Dynamic Link Library (DLL) file that can be loaded by Microsoft Excel provided the file...