Pivot via OAuth applications across tenants and how to protect/detect with Microsoft technology? (Midnight blizzard)
Recently threat actors like Midnight Blizzard use the OAuth applications in tenants that they can misuse for malicious activity. Actors use compromised user accounts to create/ modify and grant permissions to OAuth applications in tenants and move across test and…
AiTM/ MFA phishing attacks in combination with “new” Microsoft protections (2024 edition)
Adversary-in-the-middle phishing attacks are still more common in use. Since the removal of basic authentication from Exchange Online more and more attackers are using more modern attacks like adversary-in-the-middle phishing, cookie theft, QR code phishing, and other used attacks. Last…
How to mitigate MFA fatigue and learn from the Uber breach for additional protection
Hackers are more frequently using social engineering attacks to gain access to corporate credentials and breach large networks. With the rise of more default protection with the use of multi-factor authentication the MFA Fatigue technique is rising. In the past…
Tips for preventing against new modern identity attacks (AiTM, MFA Fatigue, PRT, OAuth)
Identity attacks are currently changing and focussing on new techniques. In the past years, many organizations protected accounts with MFA/ FIDO2 and configured additional controls like Conditional Access and disablement of legacy authentication. After some years Microsoft starts finally the…
Protect against AzureAD OAuth Consent phishing attempts (Illicit consent attack)
In the last couple of months, there is a large increase visible in consent phishing emails (illicit consent attacks). Microsoft threat analysts are tracking a continued increase in consent phishing attempts/mails. This blog described some of the Microsoft prevention/detection capabilities…
