Large amounts of binary code (hence the "010101" name) that supposedly reveals a message when decoded.
Because this file is often shared in deep-web forums or obscure file-sharing sites, its contents can vary depending on where you find it. 1. The "Creepypasta" or Internet Mystery Context 010101.7z
Usually a mix of "void" art, distorted audio, or—most commonly—nothing but junk data. Large amounts of binary code (hence the "010101"
Audio files with strange frequencies. 2. Technical Nature of the File 010101.7z
In many circles, 010101.7z is treated as a "cursed" or mysterious file. Similar to files like smile.jpg or 666.exe , it is often accompanied by a backstory claiming it contains: Unsettling photos or cryptic videos.