http://ransomlookumjrc6erzqn467lkcu2t5h4enjzfigvsxrrktxicysi2yd.onion/group/arvinclub
A known target includes India's Kendriya Vidyalaya school network among others. Arvin Club has shown ideological leanings (notably support for REvil) and claims to have “hacktivist” motivations, including activities against the Iranian regime.