Black metal band out of Pennsylvania, in U.S.A. The band's name comes from the Charles Baudelaire book of poetry "Les Fleurs du Mal" ("The Flowers of Evil"), so essentially "Dumal" translates to "Of Evil".
These are photos from concerts where Dumal played, so they may be of other bands that played the concert as well.
STARDUST VII: VADO MORI (Day 2) Jul 5, 2019 New York, New York, United States Uploaded by Riff Hewn Altar