: A ZIP file's name does not reveal what is actually inside, forcing a user to open it to see the contents .

: Use reputable antivirus software to scan the ZIP archive before opening it . You can also use online scanning tools like VirusTotal to check the file against multiple security engines .

Key Findings. The top malware strains of 2021 are: Agent Tesla, AZORult, Formbook, Ursnif, LokiBot, MOUSEISLAND, NanoCore, Qakbot, CISA (.gov)

: Be wary of double extensions, such as Sanjana_Pics.jpg.exe , which are designed to trick users into thinking a malicious program is a harmless image .