[Updated 13-12-2021: Additional information for WatchGuard customers] On Thursday, security researchers disclosed a critical, unauthenticated remote code execution (RCE) vulnerability in log4j2, a popular and widely used logging library for java applications. CVE-2021-44228 is a full 10.0 on the…

Phishing is a type of social engineering attack where threat actors attempt to trick users into providing sensitive information via email. Typically, this involves creating a phishing campaign where threat actors will send the same phishing email to a large batch of recipients in an attempt to trick…

Managed Service Providers (MSPs), especially ones using Kaseya VSA, should read this and take action as soon as possible. High-level Summary: On Friday, July 2, some MSPs using the on-premises version of Kaseya VSA suffered ransomware attacks that trickled down to their customers. Kaseya says around…

On March 18th, 2021, the DNSWatch Tailored Analysis Team received an email from an internal WatchGuard employee who deemed the email as suspicious. The initial email included an attachment with the title Attachment_57904. A DNSWatch Analyst performed an initial assessment of the file in search of…

At the beginning of March, as many Americans were eagerly awaiting another round of stimulus payments, news began to circulate about cybercriminals taking advantage of the American Rescue Plan offering financial assistance (payments and other aids) as part of COVID-19 relief. We got a hold of some…

Thanks to WatchGuard’s Panda Adaptive Defense 360 zero-trust service, WatchGuard Threat Lab was able to identify and stop a sophisticated fileless malware loader before execution on the victim’s computer. Upon further detailed analysis by our attestation team, we identified several recent browser…