I saw this box near city hall of Sao Jose SC. Was a repeir from Chile. Owner did not konw the brand and it was painted after being hammered by brother until smooth.
- Aliexpress: MTN Motorcycle Store – boxes
- GoogleImageSearch: aluminum motorcycle box
- MadeInChina: 65L Hot Salling Aluminium Alloy Motorcycle Top Box Motorcycle Side Box Side Pannier Box Delivery Box
I suspect the hooks, pad and handle were added in the repair process.