Researchers observed 94 new domains associated with a known Russia-linked espionage threat group.
A newly identified phishing and BEC campaign is targeting banks and financial organizations and began with the compromise of a trusted vendor.
A new phishing service called Greatness is targeting Office 365 organizations in the U.S. and elsewhere.
Researchers warn of a "significant increase" in emails aiming to deliver the Qakbot malware.
A newly identified attack group known as Hydrochasma has targted medical and shipping companies in Asia with spear phishing campaigns that use freely available tools.