The campaign has targeted Ukrainian entities, often disguised as official, urgent communication.
The attack involves phishing emails containing malicious RAR archives (specifically using the CVE-2023-38831 WinRAR vulnerability). sc23902-IN.part2.rar
A highly relevant and detailed article on this topic is: by The Hacker News. Key Highlights of the Campaign: The campaign has targeted Ukrainian entities
For detection and mitigation strategies, this blog post from SOC Prime offers useful information. If you're investigating this threat, I can help by finding: of the payload YARA rules for detection Information on the WinRAR vulnerability involved often disguised as official
The goal is espionage, aiming to drop malware, including the HeadSign backdoor, to steal information from compromised systems.