Scattered Spider hackers are targeting US critical infrastructure via VMware attacks

The infamous ScatteredSpider ransomware group is using VMware instances to target critical infrastructure organizations in the US, researchers have warned. In the campaign, the hackers do not exploit any vulnerabilities, but instead go for “aggressive, creative, and particularly skilled” social Read More …

Russia: Aeroflot cancels dozens of flights after hacker attack paralyzes IT systems

Russia’s Aeroflot airline has cancelled 49 round-trip flights to and from Moscow due to an IT system failure, the air carrier reported. The press service of the Prosecutor General’s Office of Russia said that the airline’s information systems were brought Read More …

NASCAR confirms user data breach following Medusa ransomware attack

NASCAR has confirmed it suffered a cyberattack and a data breach in April 2025 which saw personal information of racing fans allegedly stolen. The organization filed data breach reports with attorneys general in multiple US states, describing what had happened, Read More …

In-Depth Analysis of an Obfuscated Web Shell Script

This analysis is a follow-up to the investigation titled ‘Intrusion into Middle East Critical National Infrastructure’, conducted by the FortiGuard Incident Response Team (FGIR), which investigated a long-term cyber intrusion targeting critical national infrastructure (CNI) in the Middle East. The Read More …

Allianz Life says ‘majority’ of customers’ personal data stolen in cyberattack

U.S. insurance giant Allianz Life has confirmed to TechCrunch that hackers stole the personal information of the “majority” of its customers, financial professionals, and employees during a mid-July data breach. When reached by TechCrunch, Allianz Life spokesperson Brett Weinberg confirmed Read More …

Digital Compliance Alert: UK Online Safety Act and EU Digital Services Act Cross-Border Impact Analysis

As of July 25, 2025, all sites and apps that allow pornography will need to have strong age checks in place, to make sure children can’t access that or other harmful content. This represents the most significant change to how Read More …

Ukraine: Authorities expose large-scale network of call centres involved in investment fraud

In Ukraine, the activities of organized criminal groups that committed financial fraud under the guise of call centers have been exposed and stopped. In Kyiv, Lviv region, Lutsk, and Odesa region, networks that defrauded citizens both within the country and Read More …

Muddled Libra Threat Assessment: Further-Reaching, Faster, More Impactful

Unit 42 has tracked and responded to several waves of intrusion operations conducted by the cybercrime group we track as Muddled Libra (aka Scattered Spider, UNC3944) across different sectors in recent months. This article contains observations on Muddled Libra thus Read More …

ToolShell: a story of five vulnerabilities in Microsoft SharePoint

On July 19–20, 2025, various security companies and national CERTs published alerts about active exploitation of on-premise SharePoint servers. According to the reports, observed attacks did not require authentication, allowed attackers to gain full control over the infected servers, and Read More …