Tag: 2024-12-16

RiseLoader, a new malware loader family observed in October 2024, implements a custom TCP-based binary network protocol similar to RisePro. It uses VMProtect for obfuscation and has been observed dropping malware families like Vidar, Lumma Stealer, XMRig, and Socks5Systemz. The malware collects inf…

Critical vulnerabilities in Cleo file transfer products, including VLTrader, Harmony, and LexiCom, are being actively exploited. Initially stemming from an insufficient patch for CVE-2024-50623, a new critical vulnerability (CVE-2024-55956) allows unauthenticated users to execute arbitrary commands…

A new backdoor named Yokai has been discovered targeting Thai officials. The malware is distributed via RAR files containing shortcut files that create decoy documents and execute a dropper. The dropper deploys a legitimate iTop Data Recovery application used to side-load the Yokai backdoor DLL. Yo…

This report analyzes a QUICKHEAL malware sample associated with the Chinese PLA-linked Needleminer group. The 32-bit DLL, protected by VMProtect, targets the telecom sector and was compiled in April 2022. It can steal credentials from Firefox and Internet Explorer browsers. The malware communicates…

A new infostealer called VIPKeyLogger has been observed with increased activity. It shares similarities with Snake Keylogger and is distributed through phishing campaigns. The malware is delivered as an archive or Microsoft 365 file attachment, which downloads and executes a .NET compiled file. VIP…

Threat actors are exploiting the CVE-2023-46604 vulnerability in Apache ActiveMQ to attack Korean systems, particularly using Mauri ransomware. The vulnerability allows remote code execution on unpatched servers. Attackers use XML configuration files to add backdoor accounts, install remote access …

Elastic Security Labs has uncovered a new intrusion set targeting Chinese-speaking regions, dubbed REF3864. The threat group employs a custom loader called SADBRIDGE to deploy GOSAR, a Golang-based reimplementation of the QUASAR backdoor. The infection chain involves trojanized MSI installers masqu…

PUMAKIT is a sophisticated multi-stage Linux malware consisting of a dropper, memory-resident executables, an LKM rootkit, and a userland rootkit. It employs advanced stealth techniques to hide its presence and maintain C2 communication. The rootkit hooks 18 syscalls and kernel functions using ftra…

A novel malware strain, I2PRAT, has been discovered utilizing the I2P network for command and control communication. The infection begins with a phishing email leading to a fake CAPTCHA page, which tricks users into executing a malicious PowerShell script. The malware employs UAC bypass, Microsoft …