Cyber Defense Advisors

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  • April 23, 2024

U.S. Imposes Visa Restrictions on 13 Linked to Commercial Spyware Misuse

The U.S. Department of State on Monday said it’s taking steps to impose visa restrictions on 13 individuals who are allegedly involved in the development and sale of commercial spyware or who are immediately family members of those involved in such businesses. “These individuals have facilitated or derived financial benefit from the misuse of this […]

Cyber News
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  • April 23, 2024

Russia’s APT28 Exploited Windows Print Spooler Flaw to Deploy ‘GooseEgg’ Malware

The Russia-linked nation-state threat actor tracked as APT28 weaponized a security flaw in the Microsoft Windows Print Spooler component to deliver a previously unknown custom malware called GooseEgg. The post-compromise tool, which is said to have been used since at least June 2020 and possibly as early as April 2019, leveraged a now-patched flaw that […]

Cyber News
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  • April 22, 2024

Russian FSB Counterintelligence Chief Gets 9 Years in Cybercrime Bribery Scheme

The head of counterintelligence for a division of the Russian Federal Security Service (FSB) was sentenced last week to nine years in a penal colony for accepting a USD $1.7 million bribe to ignore the activities of a prolific Russian cybercrime group that hacked thousands of e-commerce websites. The protection scheme was exposed in 2022 […]

Cyber News
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  • April 22, 2024

Using Legitimate GitHub URLs for Malware

Interesting social-engineering attack vector: McAfee released a report on a new LUA malware loader distributed through what appeared to be a legitimate Microsoft GitHub repository for the “C++ Library Manager for Windows, Linux, and MacOS,” known as vcpkg. The attacker is exploiting a property of GitHub: comments to a particular repo can contain files, and […]

Cyber News
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  • April 22, 2024

ToddyCat Hacker Group Uses Advanced Tools for Industrial-Scale Data Theft

The threat actor known as ToddyCat has been observed using a wide range of tools to retain access to compromised environments and steal valuable data. Russian cybersecurity firm Kaspersky characterized the adversary as relying on various programs to harvest data on an “industrial scale” from primarily governmental organizations, some of them defense related, located in […]

Cyber News
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  • April 22, 2024

Pentera’s 2024 Report Reveals Hundreds of Security Events per Week, Highlighting the Criticality of Continuous Validation

Over the past two years, a shocking 51% of organizations surveyed in a leading industry report have been compromised by a cyberattack. Yes, over half. And this, in a world where enterprises deploy an average of 53 different security solutions to safeguard their digital domain. Alarming? Absolutely. A recent survey of CISOs and CIOs, commissioned […]

Cyber News
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  • April 22, 2024

MITRE Corporation Breached by Nation-State Hackers Exploiting Ivanti Flaws

The MITRE Corporation revealed that it was the target of a nation-state cyber attack that exploited two zero-day flaws in Ivanti Connect Secure appliances starting in January 2024. The intrusion led to the compromise of its Networked Experimentation, Research, and Virtualization Environment (NERVE), an unclassified research and prototyping network. The unknown adversary “performed reconnaissance of […]

Cyber News
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  • April 22, 2024

Ransomware Double-Dip: Re-Victimization in Cyber Extortion

Between crossovers – Do threat actors play dirty or desperate? In our dataset of over 11,000 victim organizations that have experienced a Cyber Extortion / Ransomware attack, we noticed that some victims re-occur. Consequently, the question arises why we observe a re-victimization and whether or not this is an actual second attack, an affiliate crossover […]

Cyber News
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  • April 22, 2024

Researchers Uncover Windows Flaws Granting Hackers Rootkit-Like Powers

New research has found that the DOS-to-NT path conversion process could be exploited by threat actors to achieve rootkit-like capabilities to conceal and impersonate files, directories, and processes. “When a user executes a function that has a path argument in Windows, the DOS path at which the file or folder exists is converted to an […]

Cyber News