Email Bombing Followed by Teams IT Impersonation Attacks Continue
BlueVoyant’s Threat Fusion Cell and SOC have been tracking a significant and persistent social engineering campaign that cleverly exploits trusted communication channels to gain initial access to target networks. Since at least mid-October 2025, BlueVoyant has observed a consistent playbook where threat actors employ inbox sabotage as a pretext for highly convincing IT support impersonation over Microsoft Teams.