TrendLabs: Malware in Smart Factories: Top Security Threats to Manufacturing Environments

Figure 1. Detections of autorun.inf across industries, with manufacturing having the highest, based on data from the Trend Micro™ Smart Protection Network™ infrastructure for the period from July to December 2018

REF: https://blog.trendmicro.com/trendlabs-security-intelligence/malware-in-smart-factories-top-security-threats-to-manufacturing-environments/