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Cybersecurity

Threat Awareness – Keep Our Eyes on Emotet

Various cybersecurity firms have observed that everybody’s email enemy emerged after another routine respite. As Emotet has proven to be a resilient threat, researchers report that it resumed activity again on March 7. While Emotet is still leveraging email as its initial infection vector, it’s important for defenders to track the various behaviors it adopts during each resurrection and detect and protect accordingly. According to Cofense, for this round Emotet is attaching very large .zip files that are not password protected.

Cyber Resilience – How to Block Microsoft OneNote Files from Delivering Malware

Since mid-December 2022, threat actors have been increasingly exploiting Microsoft OneNote files to deliver malware and compromise victims. Last week, WaterISAC shared a DHS report on attackers successfully utilizing weaponized Microsoft OneNote files for malware distribution. Threat actors, including ransomware gangs, are actively using this delivery method to infect organizations.

Recent Ransomware Attack Highlights the Challenging Balancing Act Confronting Municipal CISOs

The city of Oakland, California was recently the victim of a ransomware attack that impacted many of the city’s systems and disrupted some services. This latest ransomware attack, alongside ongoing cyber attacks against local governments, underscores the challenges that CISOs face in protecting a broad range of municipal services from numerous cyber threats. As the Oakland attack highlights, municipal governments have become major targets for ransomware gangs and state sponsored threat actors.

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