From HealthKick to GOVERSHELL: The Evolution of UTA0388's Espionage Malware

A China-aligned threat actor codenamed UTA0388 has been attributed to a series of spear-phishing campaigns targeting North America, Asia, and Europe that are designed to deliver a Go-based implant known as GOVERSHELL. "The initially observed campaigns were tailored to the targets, and the message...

North Korea's ScarCruft Deploys RokRAT Malware via LNK File Infection Chains

The North Korean threat actor known as ScarCruft started experimenting with oversized LNK files as a delivery route for RokRAT malware as early as July 2022, the same month Microsoft began blocking macros across Office documents by default. "RokRAT has not changed significantly over the years, bu...

WinRAR SFX Remote Code Execution Vulnerability

WinRAR is a very popular compression/decompression tool. A remote code execution security vulnerability exists in WInRAR SFX v5.21, Text and Icon feature of the Text to display in SFX window module. A remote attacker exploiting this vulnerability with a zip archive with a malicious load can...