Malware

06 Dec

Ransomware attack knocks Rackspace’s Exchange servers offline

Data Breaches, Malware, Social Engineering

Cloud services and hosting provider Rackspace Technology acknowledged Tuesday that a recent incident that took most of its Hosted Exchange email server business offline was the product of a ransomware attack. The company shut the service down last Friday. It was not, initially, clear what had caused the outage, but Rackspace quickly moved to shift Exchange customers over to Microsoft 365, as this part of the company’s infrastructure was apparently unaffected. Rackpsace offers migration to…

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06 Dec

Threat Actors Abuse PRoot Linux Utility to Simplify Malware Deployment

Attacks, Malware

Threat actors observed using this technique have been able to utilize free file sharing services like Google Drive, Dropbox, or OneDrive to host their compressed filesystem containing their malware, making them readily accessible from victim devices. Organizations should be sure to monitor for connections to these file sharing services, especially ones that are not commonly used for an organization’s business processes.Organizations may also find it useful to monitor for the execution of the PRoot tool,…

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06 Dec

CISA Order Agencies to Patch Google Chrome Vulnerability

Attacks, Malware

This is the ninth high severity bug for which Chrome has released a patch during 2022. CISA has given three weeks to its agencies to patch their systems. Because of this timeline, it is likely we will not see technical details of this vulnerability until after this date. It is highly recommended that any organization with users running Google Chrome should use CISA’s requirements as a guideline for themselves, and endeavor to have all systems…

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06 Dec

Three BMC Vulnerabilities Impact Manufacturers Industrywide

Attacks, Malware

Much of the risk of these vulnerabilities can be mitigated by controlling access to remote management interfaces. Companies should endeavor to never leave these exposed to the internet, and further limit which devices or networks can access these interfaces. User behavior analysis can help identify exploitation of vulnerabilities like these; mass password reset requests and root-level activities that differ from baseline can be reliable indicators of a compromise. https://thehackernews.com/2022/12/new-bmc-supply-chain-vulnerabilities.html

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06 Dec

Flaws in MegaRAC baseband management firmware impact many server brands

Data Breaches, Malware, Social Engineering

Researchers have found three vulnerabilities in AMI MegaRAC, a baseband management controller (BMC) firmware used by multiple server manufacturers. If exploited, the flaws could allow attackers to remotely control servers, deploy malware and firmware implants, or trigger damaging actions that leave them inoperable. BMCs are microcontrollers present on server motherboards that have their own firmware, dedicated memory, power, and network ports and are used for out-of-band management of servers when their main operating systems are…

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06 Dec

Action1 launches threat actor filtering to block remote management platform abuse

Data Breaches, Malware, Social Engineering

Action1 has announced new AI-based threat actor filtering to detect and block abuse of its remote management platform. The cloud-native patch management, remote access, and remote monitoring and management (RMM) firm stated its platform has been upgraded to spot abnormal user behavior and automatically block threat actors to prevent attackers exploiting its tool to carry out malicious activity. The release comes amid a trend of hackers misusing legitimate systems management platforms to deploy ransomware or…

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06 Dec

The cybersecurity challenges and opportunities of digital twins

Data Breaches, Malware, Social Engineering

Digital twins are a digital representation of objects, structures or systems that give organizations greater insight into the life cycle of these objects, but this same level of insight and control can also open doors for malicious attackers. Digital twins can be created for any physical infrastructure that includes individual components of an engine, turbine and other equipment, or entire factories, and data centers. “What makes a digital twin different from just your normal model…

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06 Dec

The changing role of the MITRE ATT@CK framework

Data Breaches, Malware, Social Engineering

Since its creation in 2013, the MITRE ATT&CK framework has been of interest to security operations professionals. In the early years, the security operations center (SOC) team used MITRE as a reference architecture, comparing alerts and threat intelligence nuggets with the taxonomy’s breakdown of adversary tactics and techniques. Based on ESG research, MITRE ATT&CK usage has reached an inflection point. Security teams not only recognize its value as a security operations foundation but also want…

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06 Dec

What you should know when considering cyber insurance in 2023

Data Breaches, Malware, Social Engineering

As the frequency and severity of ransomware, phishing, and denial of service attacks has increased, so has demand for cyber insurance. About $6.5 billion in direct written premiums were recorded in 2021, a 61% increase over the prior year, according to an October 2022 memorandum from the National Association of Insurance Commissioners. “Some companies see it as essential to their risk management strategy,” says Heather Engel, managing partner at advisory firm Strategic Cyber Partners. However, experts say…

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05 Dec

Palo Alto Networks looks to shore up healthcare IoT security

Data Breaches, Malware, Social Engineering

Palo Alto Networks today rolled out a new Medical IoT Security offering, designed to provide improved visibility, automated monitoring, and more for hitherto vulnerable healthcare IoT frameworks, thanks to machine learning and adherence to zero-trust principles. Medical device security is a serious problem for most organizations in healthcare, with a long string of reported vulnerabilities in the area stretching back for years. Fundamentally, experts agree, a large part of the problem is that many connected…

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