Tag: email bombing

Sophos MDR has identified two threat clusters, STAC5143 and STAC5777, targeting organizations using Microsoft Office 365. Both employ similar tactics: email bombing to create urgency, followed by social engineering via Microsoft Teams calls posing as tech support. The attackers use remote access to…

Sophos MDR has identified two threat clusters, STAC5143 and STAC5777, utilizing Microsoft Office 365 to gain unauthorized access to organizations. Both groups employ email bombing and fake tech support social engineering via Microsoft Teams to deliver malware. STAC5143 uses Java and Python-based to…