Rikolo_xmas_2022.zip Site

: Users are prompted to open a "gift" or "holiday card."

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

: Extract the hidden payload or reverse engineer the execution chain. 2. Execution Chain Rikolo_Xmas_2022.zip

: Execution of code from a shortcut file ( .lnk ) without opening a legitimate document.

: If present, scripts are usually Base64 encoded or use string manipulation (e.g., replace , split ) to hide the final URL. : Users are prompted to open a "gift" or "holiday card

: Often contains a malicious (or simulated) executable, a shortcut file ( .lnk ), or a document with macros.

: Requests to unusual domains or IP addresses for secondary stage downloads. Execution Chain : Execution of code from a shortcut file (

: Often uses a .lnk file that points to a hidden PowerShell script or an obfuscated command line.