Phobos ransomware appeared at the beginning of 2019. It has been noted that this new strain of ransomware is strongly based on the previously known family: Dharma (a.k.a. Crysis), and probably distributed by the same group as Dharma. Phobos is one of the ransomware that is distributed via hacked Remote Desktop (RDP) connections. This isn’t surprising, as hacked RDP servers are a cheap commodity on the underground market, and can make for an attractive and cost-efficient dissemination vector for threat groups.
This ransomware does not deploy any techniques of UAC bypass. When we try to run it manually, the UAC confirmation pops up: