Bg.zip -

: A tool used in bioinformatics for Blocked GNU Zip format, often indexed with tabix for genomic data.

To gain a foothold, you can bypass filters by uploading a simple PHP script (like a webshell) inside the zip process. BG.zip

The application might be using ZipArchive in PHP to bundle files before storing them in an /uploads/ directory. Step 2: Exploitation (Webshell Upload) : A tool used in bioinformatics for Blocked

Which of these scenarios matches the you are working with? BG.zip

Access the webshell using the zip:// wrapper: http://target.com .