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...
Cyren Security Blog Categories
Example Analysis of Multi-Component Malware
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...
How the War in Ukraine Has Influenced the Scammers’ Underground
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...
The Resurgence of Emotet
by Kervin Alintanahim Password Protected Docs One of the most recent Emotet samples we received were emails with password protected attachments. Although the malicious...
Malicious Excel Add-in Variant Delivers Malware
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...
Smishing Campaign Hijacks Bank SMS Notifications
by Maharlito Aquino Before we dive deeper into our main topic, let us first define Smishing. Smishing, a term that combines SMS and Phishing, is a form of phishing,...
Office 365 Phishing, BEC, & Ransomware Survey Highlights
by Max Avory Reading a complete report is not for everyone. If that includes you, here are the key takeaways from the 2022 Osterman report on Phishing, BEC, and...
IRS Scams 2022
By Dexter See To, Joy Celine Faltado, & Mike Fleck Tax scams are so prevalent that the United States Internal Revenue Service has published a very long FAQ page to...
Cybercriminals Unleash Ukrainian Crypto Scams
Over 100K daily fake donation emails uncovered by the Cyren research team By Magni Reynir Sigurðsson Cybercriminals know which techniques increase their chances of...