Over 56,000 corporate Microsoft 365 accounts targeted by W3LL threat group

Group-IB researchers uncover an underground market that leverage phishing kits to bypass MFA and launch BEC attacks in the United States, Australia, and Europe.

accounts attacks australia bec bec attacks bypass corporate email security europe group-ib market mfa microsoft microsoft 365 phishing phishing kits researchers states threat threat group uncover underground united united states w3ll