Rikolo_xmas_2022.zip

: Extract the hidden payload or reverse engineer the execution chain. 2. Execution Chain

: If present, scripts are usually Base64 encoded or use string manipulation (e.g., replace , split ) to hide the final URL.

: Look for calls to mshta.exe , certutil.exe , or rundll32.exe to bypass basic security filters. Key Findings 🚩 Rikolo_Xmas_2022.zip

: Creation of temporary files in %TEMP% or %APPDATA% folders. If you'd like me to analyze a specific part of this file: Full file hash (SHA-256) Code snippet from a script inside the ZIP Network logs or C2 addresses found during your analysis

: Often uses a .lnk file that points to a hidden PowerShell script or an obfuscated command line. : Extract the hidden payload or reverse engineer

This file is associated with a or malware analysis task, likely from a 2022 holiday-themed Capture The Flag (CTF) or threat research project. Summary of Analysis File Name : Rikolo_Xmas_2022.zip

: Execution of code from a shortcut file ( .lnk ) without opening a legitimate document. : Look for calls to mshta

: Frequently a downloader that attempts to reach out to a Command & Control (C2) server. 3. De-obfuscation