Art Appraisal Blog

What is MedusaLocker Ransomware? MedusaLocker is a RaaS (Ransomware as a Service) variant that was first discovered in 2019 and has taken over the world. To increase the effectiveness of the encryption, MedusaLocker ransomware removes volume shadow copies and disables system services to encrypt data using AES-256 encryption. The MedusaLocker ransomware is typical ransomware that encrypts its victim’s data and demands ransom for the decryption key. The MedusaLocker malware threat...

Summary: On December 9th of, 2021, a critical vulnerability was discovered affecting a Java logging package log4j. Log4j is an open-source logging framework written in Java that allows software developers to log various data within their applications. It is part of Apache Logging Services, a project of the Apache Software Foundation. Most of you have probably already heard about the Log4j security vulnerability (CVE-2021–44228), described as “the single biggest, most...

Introduction Cybercriminal groups continue to emerge worldwide, launching dreadly ransomware and malware attacks at alarming rates. According to the Cyber Crime Magazine, global ransomware damage costs are predicted to exceed $265 billion by 2031, more than twice as much as it does today. In order to defend against these evolving ransomware attacks in the current situation, it is wise to become familiar with the top ransomware groups active in 2022, their...