Before interacting with the file, upload it to VirusTotal . This service will scan the file against over 70 different antivirus engines to check for hidden threats.
Opening or extracting the contents of an unknown archive can trigger scripts that infect your system. specksnug.7z
If the file was sent by someone you know, contact them through a different platform (e.g., a phone call) to verify they actually sent it. Their account may have been compromised. Before interacting with the file, upload it to VirusTotal
If the file is unrecognized and fails a security scan, delete it immediately and empty your trash/recycle bin. If the file was sent by someone you
If you received this file via an unsolicited email, a suspicious link, or a direct message, it is highly likely to be malware or a phishing attempt .
Compressed files like .7z (7-Zip) are frequently used by attackers to bypass basic email security filters and hide malicious executables ( .exe , .scr , .vbs ).