"Flag: RITIKXxXxXxXxX" (In reality, you might need to strings it or debug to uncover the flag.) CTFs usually require a flag in the format CTF... or a custom pattern. Once you think you have it:
tree -a extracted_folder/ find extracted_folder/ -type f -exec file {} \; Typical artefacts you might see:
# 2️⃣ List archive contents (no password) 7z l "Rikitake No.119 Shoko Esumi.rar"
# 3️⃣ Attempt default passwords 7z x "Rikitake No.119 Shoko Esumi.rar" -pflag 7z x "Rikitake No.119 Shoko Esumi.rar" -p1234