Latest cybersecurity reporting from selected sources.

The Gentlemen ransomware-as-a-service (RaaS) operation is actively developing and maintaining a suite of endpoint detection and response (EDR) killers that it hands out to affiliates for impairing system defenses before deploying the encryptor

The Gentlemen ransomware-as-a-service (RaaS) is actively developing and maintaining a suite of endpoint detection and response (EDR) killers to help affiliates evade detection in attacks. [...]

Eset Links Group's Growth to Integrated Endpoint-Killing ToolsEset researchers say the rapidly growing Gentlemen ransomware operation differentiates itself by supplying affiliates with a standardized EDR-killer suite that disables security tools, quickly incorporates newly disclosed vulnerable drivers and helps scale attacks across multiple regions worldwide.

Python scripts were used to test malware against endpoint detection and response agents from Sophos, CrowdStrike, and Windows Defender.

A threat actor is using an AI-built ransomware attack toolkit that automates Active Directory discovery and helps evade endpoint detection and response (EDR) solutions. [...]

Most organizations now recognize that endpoint protection alone is no longer sufficient

A new analysis of endpoint detection and response (EDR) killers has revealed that 54 of them leverage a technique known as bring your own vulnerable driver (BYOVD) by abusing a total of 35 vulnerable drivers

A new technique dubbed "Zombie ZIP" helps conceal payloads in compressed files specially created to avoid detection from security solutions such as antivirus and endpoint detection and response (EDR) products. [...]

Russian-speaking attackers lure HR staff into downloading ISO files that disable defenses A Russian-speaking cyber criminal is targeting corporate HR teams with fake CVs that quietly install malware which can disable security tools before stealing data from infected machines.…

The initial access broker has been weaponizing endpoint detection and response (EDR) platforms and Windows utilities in recent high-precision attacks.

An initial access broker tracked as Storm-0249 is abusing endpoint detection and response solutions and trusted Microsoft Windows utilities to load malware, establish communication, and persistence in preparation for ransomware attacks. [...]

Several ransomware groups have been spotted using a packer-as-a-service (PaaS) platform named Shanya to assist in EDR (endpoint detection and response) killing operations. [...]

The challenge facing security leaders is monumental: Securing environments where failure is not an option. Reliance on traditional security postures, such as Endpoint Detection and Response (EDR) to chase threats after they have already entered the network, is fundamentally risky and contributes significantly to the half-trillion-dollar annual cost of cybercrime

By weaponizing the ThrottleStop.sys driver, attackers are disrupting antivirus and endpoint detection and response (EDR) systems.

Enterprise search and security company Elastic is rejecting reports of a zero-day vulnerability impacting its Defend endpoint detection and response (EDR) product. [...]

Some custom malware, some legit software tools At least a dozen ransomware gangs have incorporated kernel-level EDR killers into their malware arsenal, allowing them to bypass almost every major endpoint security tool on the market, escalate privileges, and ultimately steal and encrypt data before extorting victims into paying a ransom.…

A new Endpoint Detection and Response (EDR) killer that is considered to be the evolution of 'EDRKillShifter,' developed by RansomHub, has been observed in attacks by eight different ransomware gangs. [...]

With nearly 80% of cyber threats now mimicking legitimate user behavior, how are top SOCs determining what’s legitimate traffic and what is potentially dangerous? Where do you turn when firewalls and endpoint detection and response (EDR) fall short at detecting the most important threats to your organization? Breaches at edge devices and VPN gateways have risen from 3% to 22%, according to

A new "Bring Your Own Installer" EDR bypass technique is exploited in attacks to bypass SentinelOne's tamper protection feature, allowing threat actors to disable endpoint detection and response (EDR) agents to install the Babuk ransomware. [...]

CrowdStrike's Adam Meyers on Cybercriminals Moving From Endpoints to Softer TargetsWith EDR making it difficult for cybercriminal to carry out attacks, they are now shifting focus to exploit vulnerabilities in compromised identities and unmanaged devices to move laterally across organizations, said Adam Meyers, senior vice president of counter adversary operations at CrowdStrike.