A small initial script runs to bypass basic antivirus scans [1].
In many cases, attackers use "double extensions" (e.g., ImmortalS3E5-HD.mp4.exe ) [1, 4]. ImmortalS3E5-HD.mp4
Modern endpoint security can often detect the malicious behavior of a file, even if it is disguised as a video [1]. A small initial script runs to bypass basic
To keep the user from getting suspicious, the script might actually open a real, short video clip or a media player error message so the user assumes the file was just corrupted [1]. 🛡️ Stage 4: Lessons in Digital Hygiene attackers use "double extensions" (e.g.