Threat research
ChamelGang and ChamelDoH: A DNS-over-HTTPS implant
https://stairwell.com/news/chamelgang-and-chameldoh-a-dns-over-https-implant/
ChamelGang was first outed by Russian cybersecurity firm Positive Technologies in September 2021, detailing its attacks on fuel, energy, and aviation production industries in Russia, the U.S., India, Nepal, Taiwan, and Japan.
ChamelDoH: New Linux Backdoor Utilizing DNS-over-HTTPS Tunneling for Covert CnC
https://thehackernews.com/2023/06/chameldoh-new-linux-backdoor-utilizing.html