As pentesters, our job is to demonstrate the risk of unpatched vulnerabilities to the business. The past month, this has largely been an exercise in demonstrating the risk of the eternal blue vulnerability. In order to do this, it is key we as the good guys possess the same tools…
Background Responder is a go-to tool for most pentesters. We use it quite often on pentests to quickly gain access to a client’s domain. However, when clients enforce strong password policies and their users don’t choose passwords like 'Ilovemykids2017!', we are forced to resort to using masks…
What This post will show how to crack NTLMv1 handshakes with the crack.sh service to obtain the NTLM hash. This technique has been publicized since 2013, but is often not leveraged by testers. Intro For most pentesters, running Responder.py is one of the first tasks performed on internal…
Overview During a recent Red-Team engagement, we discovered a series of information disclosures on a site allowing our team to go from zero access to full compromise in a matter of hours. Information disclosures in Apache HTTP servers with mod_status enabled allowed our team to discover.jar files, hosted…
Recently on a pentest, we encountered a web application that allowed us to control command line args sent to the 'java' binary on the underlying server. We didn't see any resources published on how to gain arbitrary command execution with just control of the arguments to java, so this blog…
