Stay Ahead of Cyber Threats – Daily Security Insights, Powered by AI
Last updated at Tue, 27 Feb 2024 17:16:10 GMT
*Rapid7 Incident Response consultants Noah Hemker, Tyler Starks, and malware analyst Tom Elkins contributed analysis and insight to this blog.*
Rapid7 Incident Response was engaged to investigate an incident involving unauthorized access to two publicly-facing Confluence servers that were the source of multiple malware executions.…
This post is also available in: 日本語 (Japanese)
Executive SummaryInsidious Taurus (aka Volt Typhoon) is identified by U.S. government agencies and international government partners as People’s Republic of China (PRC) state-sponsored cyber actors. This group focuses on pre-positioning themselves within U.S. critical infrastructure IT networks, likely in preparation for disruptive or destructive cyberattacks in the event of a major crisis or conflict with the United States.…
Recently, Check Point Research released a white paper titled “The Obvious, the Normal, and the Advanced: A Comprehensive Analysis of Outlook Attack Vectors”, detailing various attack vectors on Outlook to help the industry understand the security risks the popular Outlook app may bring into organizations.…
This is the first article in a series focusing on syscall evasion as a means to work around detection by security tools and what we can do to combat such efforts. We’ll be starting out the series discussing how this applies to Linux operating systems, but this is a technique that applies to Windows as well, and we’ll touch on some of this later on in the series. …
Remote Monitoring & Management (RMM) software, including popular tools like AnyDesk, Atera, and Splashtop, are invaluable for IT administrators today, streamlining tasks and ensuring network integrity from afar. However, these same tools have caught the eye of cybercriminals, who exploit them to infiltrate company networks and pilfer sensitive data.…
Available in the following solutions: Ransomware Mitigation, Automated Security Workflows, and Mitigate Supply Chain Risk
Available in the following modules: Threat Intelligence, and Geopolitical Intelligence
In the ever-changing and converging threat landscape, organizations must remain vigilant to protect their critical assets and sensitive data from increasingly sophisticated attacks.…
In late 2023, a new and distinct ransomware group named 3AM Ransomware emerged. It came to the forefront as a fallback for other ransomware, notably during failed deployments of the infamous LockBit ransomware and later their interesting choice in their website.
First reported by Symantec, the discovery and emergence of 3AM Ransomware marked a notable and interesting event in the cybercrime world.…
Pikabot is a malware loader that originally emerged in early 2023. Over the past year, ThreatLabz has been tracking the development of Pikabot and its modus operandi. There was a significant increase in usage of Pikabot in the second half of 2023, following the FBI-led takedown of Qakbot.…
This post is also available in: 日本語 (Japanese)
Executive SummaryGlupteba is advanced, modular and multipurpose malware that, for over a decade, has mostly been seen in financially driven cybercrime operations. This article describes the infection chain of a new campaign that took place around November 2023.…
Over the past weeks, Proofpoint researchers have been monitoring an ongoing cloud account takeover campaign impacting dozens of Microsoft Azure environments and compromising hundreds of user accounts, including senior executives. This post serves as a community warning regarding the Azure attack and offers suggestions that affected organizations can implement to protect themselves from it.…
In June 2023, we’ve observed multiple alerts that seemingly came from different sources. A quick search through our telemetry allowed us to identify multiple infected machines across our clients. Although they would sometimes present different behaviour, the initial infection vector stayed the same.
The servers were still actively delivering the initial payloads in early August in an intermittent fashion, and some of the malware sill went undetected by antivirus engines.…
Affected Platforms: FortiGateImpacted Users: Government, service provider, consultancy, manufacturing, and large critical infrastructure organizationsImpact: Data loss and OS and file corruptionSeverity Level: High
Executive SummaryThe following supplementary research provides an analysis of the exploitation of resolved N-Day Fortinet vulnerabilities. “N-Day vulnerabilities” refer to known vulnerabilities for which a patch or fix is available but for which organizations have not yet resolved via patching.…
The Cybersecurity and Infrastructure Security Agency (CISA), National Security Agency (NSA), and Federal Bureau of Investigation (FBI) assess that People’s Republic of China (PRC) state-sponsored cyber actors are seeking to pre-position themselves on IT networks for disruptive or destructive cyberattacks against U.S. critical infrastructure in the event of a major crisis or conflict with the United States.…
Welcome to the new edition of our report. As we bid farewell to the year 2023, let’s briefly revisit the threat landscape that defined the past year. In 2023, the overall number of unique blocked attacks surged, reaching an unprecedented milestone of more than 10 billion attacks and a remarkable 49% increase year-over-year.…
On December 13, 2023, Lumen’s Black Lotus Labs reported our findings on the KV-botnet, a covert data transfer network used by state-sponsored actors based in China to conduct espionage and intelligence activities targeting U.S. critical infrastructure. Around the time of the first publication, we identified a spike in activity that we assess aligns with a significant effort by the operators managing this network to combat takedown efforts underway by the U.S.…
Last updated at Tue, 27 Feb 2024 16:15:20 GMT
It seems like every week, the cybersecurity landscape sees the emergence of yet another ransomware variant, with Black Hunt being one of the latest additions. Initially reported by cybersecurity researchers in 2022, this new threat has quickly made its presence known.…
This report is provided “as is” for informational purposes only. The Department of Homeland Security (DHS) does not provide any warranties of any kind regarding any information contained herein. The DHS does not endorse any commercial product or service referenced in this bulletin or otherwise.…
If you have anything to do with cyber security, you know it employs its own unique and ever-evolving language. Jargon and acronyms are the enemies of clear writing—and are beloved by cyber security experts. So Morphisec has created a comprehensive cyber security glossary that explains commonly used cybersecurity terms, phrases, and technologies.…