Update: Researchers Scanning the Internet
https://isc.sans.edu/diary/Update%3A%20Researchers%20scanning%20the%20Internet/30102
Malicious OpenBullet Configuration Files
https://www.kasada.io/threat-intel-openbullet-malware/
Abusing Cloudflare Tunnels
https://www.guidepointsecurity.com/blog/tunnel-vision-cloudflared-abused-in-the-wild/
