If you're interested in learning more about the Cthulhu plugin, its capabilities, or the company behind it, I can certainly provide more information. Xfer Records' Cthulhu plugin is known for its utility in music production, particularly for generating complex chords and managing MIDI data in a creative way.
The string appears to be: "Xfer Records Cthulhu V1 03 WiN MAC OSX UNION"