It spreads through drive-by downloads disguised as a fake Adobe Flash Player update.
This file extension indicates a large archive that has been split into multiple pieces for easier sharing. Refers to the 7-Zip compression format. RABBIT.7z.001
Signifies this is the first volume of a multi-part set. It spreads through drive-by downloads disguised as a
If you found this file on your system unexpectedly, follow these precautions: How to Extract .7z.001 files - Microsoft Q&A RABBIT.7z.001