Nightfall has been named a Leader in Data Loss Prevention (DLP), Sensitive Data Discovery, Data Security, and Cloud Data Security in G2’s Summer ‘24 reports. We’d like to extend a huge thank you to all of Nightfall’s customers and supporters for making this possible. We’re also happy to acknowledge the Nightfall team’s tireless innovation, all in pursuit of helping customers to protect their sensitive data across the sprawling enterprise attack surface.

In today's digital landscape, where data is the lifeblood of any business, securing and protecting hypervisor environments is paramount. Hypervisors, such as OpenShift Virtualization and Proxmox VE, play a critical role in virtualized environments. The threat landscape constantly evolves, with cyberattacks becoming more sophisticated and data breaches rising.

Welcome to the latest from Corelight Labs! This blog continues our tradition of picking a popular malware family from Any.Run and writing a detector for it! Trending consistently at #1 on Any.Run’s malware trends list, Agent Tesla uses multiple protocols to communicate with its C2 infrastructure, making it more difficult to detect robustly than a malware sample utilizing only one network protocol for its C2.

In the ever-evolving landscape of cybersecurity, safeguarding critical data from unauthorized access is paramount. Our recent webinar, “Shut the Front Door,” provided invaluable insights aimed at business leaders, operations executives, and IT managers within the government contracting community, emphasizing the necessity of robust access control measures and adherence to regulations like the FAR, DFARS, and NIST 800-171.

On June 26, 2024, TeamViewer published a statement disclosing they detected an irregularity in TeamViewer’s internal corporate IT environment. TeamViewer is an organization that provides remote access software for devices and is extensively utilized by businesses and individuals globally. Upon detecting the incident on June 26th, TeamViewer immediately activated their response team and procedures and started investigations while implementing necessary remediation measures.

Contrary to what one might expect, creating a File Integrity Monitoring (FIM) system is pretty easy. Practically anyone with a modicum of Python, Perl, or development skills can write an app or script to gather a file's checksum, compare it to a list or baseline, and tell you whether or not said file has changed. But creating a good FIM solution is hard. Many inadequate checkbox File Integrity Monitoring solutions are on the market because while detecting change is easy, reconciling it is not.

The technology your organization uses is integral to its success. When selecting vendors, security should be at the forefront of your decision. A strong vendor review process is crucial for selecting partners that align with your company's security goals, and security questionnaires are a key step in this process.

On June 25, 2024, Fortra published a security advisory for a vulnerability affecting their FileCatalyst Workflow product. The vulnerability, labelled as CVE-2024-5275, is rated as critical severity due to its low attack complexity and high impact.

On June 24, 2024, cybersecurity company Sansec published a security advisory detailing how an associated Polyfill domain (cdn.polyfillio) was being used to insert malicious code in scripts served to mobile end users in a web supply chain attack. Polyfill is a popular open-source JavaScript library embedded in more than 100,000 websites to provide polyfills, a small piece of code (usually JavaScript) that helps provide modern functionality on older browsers.

On July 1, 2024, OpenSSH released fixes for CVE-2024-6387, a vulnerability in OpenSSH’s server (sshd) on glibc-based Linux systems allowing for potential Remote Code Execution (RCE). OpenSSH is a widely-used suite of secure networking tools based on the SSH protocol, providing encryption for secure communication and file transfers, and is essential for remote management on Unix systems. CVE-2024-6387 is a signal handler race condition that allows unauthenticated Remote Code Execution (RCE) as root.