Date: October 26, 2023 Subject: Cybersecurity, Social Engineering, Malware Analysis Keywords: Filedot, Extension Spoofing, Trojan, Phishing, Download Portal Threats Abstract This paper examines the technical and psychological mechanisms behind the distribution of malware often identified under the moniker "filedot.mp4". While the ".mp4" extension implies a standard MPEG-4 video container, analysis of these files reveals they are typically executable files ( .exe ) disguised through double-extension attacks or icon manipulation. This review explores the infection vector, the technical structure of the payload, and mitigation strategies for end-users and network administrators. 1. Introduction In the landscape of modern cyber threats, social engineering remains a primary vector for initial access. The "filedot.mp4" phenomenon represents a classic case of Typosquatting and Extension Spoofing . Lego Universe Client 110 64 Unpacked - 3.79.94.248