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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.

Bank Info Security 1 year, 3 months ago

Medusa Ransomware Brings Its Own Vulnerable Driver

Hackers Use Stolen Certificates to Bypass Endpoint Detection and ResponseA Russian-speaking ransomware group has been deploying a malicious Windows PE driver that imitates a legitimate CrowdStrike Falcon driver to bypass endpoint security, warn researchers. The driver disables endpoint detection and response software by stripping process protections.

Cybersecurity researchers have detailed an attack that involved a threat actor utilizing a Python-based backdoor to maintain persistent access to compromised endpoints and then leveraged this access to deploy the RansomHub ransomware throughout the target network

Researchers find many similarities, and nasty new customizations such as embedded compromised user credentials The Cicada3301 ransomware, which has claimed at least 20 victims since it was spotted in June, shares "striking similarities" with the notorious BlackCat ransomware, according to security researchers at Israeli outfit endpoint security outfit Morphisec.…