The timestamp in the filename ( 2020-12-22 ) suggests the file was generated or captured in late December 2020.
A common finding is a file named video_2020-12-22_20-56-26.mp4.exe . The double extension is a classic technique to hide the executable nature from users with "Hide extensions for known file types" enabled. video_2020-12-22_20-56-26.7z
The archive may contain .js , .vbs , or .ps1 files designed to download a secondary payload. 3. Static Analysis of Payload If an executable is found inside: The timestamp in the filename ( 2020-12-22 )
Checking if the internal file is packed with UPX or a custom cryptor to evade signature-based detection. 4. Behavioral Analysis (Dynamic) video_2020-12-22_20-56-26.7z
Upon decompressing the archive, investigators typically look for:
Generate MD5/SHA-256 hashes to check against databases like VirusTotal.