Threat actors often use the .7z format because its high compression and encryption capabilities can sometimes hide malicious payloads from simpler antivirus scanners. Investigative Steps
Attackers have recently exploited a Mark-of-the-Web (MOTW) bypass vulnerability ( CVE-2025-0411 ) in 7-Zip, which allows malicious archives to run without triggering Windows security warnings. SconeFive.7z
Analyze the file in a secure, isolated environment or upload its hash to a service like VirusTotal to check for existing community reports. Threat actors often use the