54623.rar

Decoding the payload reveals a script that communicates with a remote server or simply contains the flag in a mangled format.

: ExecStart=/usr/bin/python3 -c 'import base64; exec(base64.b64decode("..."))' 54623.rar

: Look into etc/systemd/system/ for unusual service files. Decoding the payload reveals a script that communicates

In this specific challenge, the persistence is hidden within a . 54623.rar