Russian cybercriminals are actively exploiting a recently patched security flaw in the 7-Zip archiver to deploy the SmokeLoader malware.The vulnerability (CVE-2025-0411) allows malicious code execution and bypasses Windows' Mark-of-the-Web protections.Attackers disguise file extensions using homoglyph techniques, leading to the execution of malicious payloads.At least nine Ukrainian government entities, including the Ministry of Justice and City Council, have been affected.