Love letters from the red team: from e-mail to NTLM hashes with Microsoft Outlook
Introduction A few months ago Will Dormann of CERT/CC published a blog post [1] describing a technique where an adversary could abuse Microsoft Outlook together with OLE objects, a feature of Microsoft Windows since its early days, to force the operating system to leak Net-NTLM hashes. Last year we wrote a blog post [2] […]
Leveraging web application vulnerabilities to steal NTLM hashes
Introduction NTLM authentication is the de-facto standard in corporate networks running Windows. There are a plethora of well-understood local attacks that take advantage of the way Windows perform automatic NTLM authentication, and abusing this feature is undoubtedly on the playbook of every penetration tester and red teamer. Here at Blaze Information Security, we recently spent […]
