Based on the search results, appears to be a fictional or analog horror-related "computer virus" rather than a real, widely known malicious program.
If you have encountered cubaris.exe on your computer, follow these steps immediately to secure your environment: cubaris.exe
: Replacing desktop icons and wallpapers with images of woodlice. Fake System Errors Cubaris
By 2017, Myriapod_Mike vanished. His domain expired. SourceForge took down the Cubaris.exe repository due to "lack of maintenance and user-reported security flags." Cubaris.exe Based on the search results