CyberSecure Specialist

31 Jul

Thorium Platform Public Availability

Attacks, Insights, Malware

Today, CISA, in partnership with Sandia National Laboratories, announced the public availability of Thorium, a scalable and distributed platform for automated file analysis and result aggregation. Thorium enhances cybersecurity teams’ capabilities by automating analysis workflows through seamless integration of commercial, open-source, and custom tools. It supports various mission functions, including software analysis, digital forensics, and incident response, allowing analysts to efficiently assess complex malware threats. Thorium enables teams that frequently analyze files to achieve scalable…

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30 Jul

The hidden risks of browser extensions – and how to stay safe

Information

Digital Security Not all browser add-ons are handy helpers – some may contain far more than you have bargained for Phil Muncaster 29 Jul 2025  •  , 4 min. read What would we do without the web browser? For most of us, it’s our gateway to the digital world. But browsers are such a familiar tool today that we’re in danger of giving them a free ride. In fact, there are plenty of rogue extensions…

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30 Jul

Scammers Unleash Flood of Slick Online Gaming Sites

Information, Insights

Fraudsters are flooding Discord and other social media platforms with ads for hundreds of polished online gaming and wagering websites that lure people with free credits and eventually abscond with any cryptocurrency funds deposited by players. Here’s a closer look at the social engineering tactics and remarkable traits of this sprawling network of more than 1,200 scam sites. The scam begins with deceptive ads posted on social media that claim the wagering sites are working…

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30 Jul

Eviction Strategies Tool Released

Attacks, Insights, Malware

Today, CISA released the Eviction Strategies Tool to provide cyber defenders with critical support and assistance during the containment and eviction phases of incident response. This tool includes: Cyber Eviction Strategies Playbook Next Generation (Playbook-NG): A web-based application for next-generation operations. COUN7ER: A database of atomic post-compromise countermeasures users can execute based on adversary tactics, techniques, and procedures. Together, Playbook-NG and COUN7ER create a systematic, tailored eviction plan that leverages distinct countermeasures to effectively contain…

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29 Jul

CISA Releases Part One of Zero Trust Microsegmentation Guidance

Attacks, Insights, Malware

CISA released Microsegmentation in Zero Trust, Part One: Introduction and Planning as part of its ongoing efforts to support Federal Civilian Executive Branch (FCEB) agencies implementing zero trust architectures (ZTAs).  This guidance provides a high-level overview of microsegmentation, focusing on its key concepts, associated challenges and potential benefits, and includes recommended actions to modernize network security and advance zero trust principles. Microsegmentation is a critical component of ZTA that reduces the attack surface, limits lateral…

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29 Jul

CISA and Partners Release Updated Advisory on Scattered Spider Group

Attacks, Insights, Malware

CISA, along with the Federal Bureau of Investigation, Canadian Centre for Cyber Security, Royal Canadian Mounted Police, the Australian Cyber Security Centre’s Australian Signals Directorate, and the Australian Federal Police and National Cyber Security Centre, released an updated joint Cybersecurity Advisory on Scattered Spider—a cybercriminal group targeting commercial facilities sectors and subsectors. This advisory provides updated tactics, techniques, and procedures (TTPs) obtained through FBI investigations conducted through June 2025. Scattered Spider threat actors have been…

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26 Jul

SharePoint under fire: ToolShell attacks hit organizations worldwide

Information

The ToolShell bugs are being exploited by cybercriminals and APT groups alike, with the US on the receiving end of 13 percent of all attacks 25 Jul 2025 The ESET research team has released their findings about exploitation of CVE-2025-53770 and CVE‑2025‑53771, zero-day vulnerabilities in on-premises Microsoft SharePoint servers dubbed ToolShell. ESET’s data shows that attacks hit victims globally, with the US (13.3% of attacks) being the most-targeted country. What else is there to know…

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25 Jul

Rogue CAPTCHAs: Look out for phony verification pages spreading malware

Information

Digital Security Before rushing to prove that you’re not a robot, be wary of deceptive human verification pages as an increasingly popular vector for delivering malware Phil Muncaster 24 Jul 2025  •  , 4 min. read Bots have got a lot to answer for. They now make up over half of all internet traffic, and while some, such as Google’s web crawlers and fetchers, have legitimate purposes, nearly two-fifths are considered malicious. Their power can…

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25 Jul

ToolShell: An all-you-can-eat buffet for threat actors

Information

ESET Research ESET Research has been monitoring attacks involving the recently discovered ToolShell zero-day vulnerabilities ESET Research 24 Jul 2025  •  , 5 min. read On July 19th, 2025, Microsoft confirmed that a set of zero-day vulnerabilities in SharePoint Server called ToolShell is being exploited in the wild. ToolShell is comprised of CVE-2025-53770, a remote code execution vulnerability, and CVE‑2025‑53771, a server spoofing vulnerability. These attacks target on-premises Microsoft SharePoint servers, specifically those running SharePoint…

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24 Jul

Phishers Target Aviation Execs to Scam Customers

Information, Insights

KrebsOnSecurity recently heard from a reader whose boss’s email account got phished and was used to trick one of the company’s customers into sending a large payment to scammers. An investigation into the attacker’s infrastructure points to a long-running Nigerian cybercrime ring that is actively targeting established companies in the transportation and aviation industries. Image: Shutterstock, Mr. Teerapon Tiuekhom. A reader who works in the transportation industry sent a tip about a recent successful phishing…

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