: If a script is found, manually decode the Base64 strings to reveal the final intent, which usually involves credential theft or remote access. [2, 6]
The file is a challenge component from the 2023 SANS Holiday Hack Challenge (KringleCon) . It is specifically associated with the "Reportinator" objective, where players must analyze a "phishing" artifact to determine if it is malicious. [1, 2] Challenge Overview Im.On.Merrymaking.Watch.rar
In the context of the challenge, this RAR archive represents a suspicious file sent to an employee. The goal is to perform a forensic analysis to identify signs of a attack. [3, 4] Technical Breakdown : If a script is found, manually decode
The analysis typically involves the following steps found in successful write-ups: [1, 2] Challenge Overview In the context of
: Attempts to modify registry keys or add files to the Startup folder. [4]
: The RAR file contains a Windows Shortcut (.LNK) or a highly obfuscated script (often PowerShell or VBScript) disguised as a harmless document. [4, 5] Malicious Indicators :