Your Guardian in the Cyber World
A part of my work involves working with Cyber Threat Intelligence (CTI) so I wanted to brush up my CTI knowledge and learn new concepts (maybe!). I picked up Practical Threat Intelligence and Data-Driven Threat Hunting by Valentina Costa-Gazcón (published in October 2020 by Packt Publishing Limited). This book has been on my reading list […]
This post is part of our course Adversary Emulation 101: Mimicking a real-world cyber attack. A well designed Command and Control (C2) infrastructure is critical to the success of an adversary emulation exercise. During an engagement, established C2 sessions may get disconnected frequently. Whenever this happens, there might be a temptation to re-exploit the target […]
This post is part of our course Adversary Emulation 101: Mimicking a real-world cyber attack. The lifecycle consisted of following phases, with phases 3-6 being cyclic in nature: Recon (Information Gathering) – In this phase, publicly available information (website, company profile, social media pages, employee profiles etc.) is gathered about the target organization. Initial Compromise […]
This is an ongoing post containing my notes on PoshC2 usage. What is PoshC2? PoshC2 is a command and control software. It is used to carry out post-exploitation tasks such as persistence, privilege escalation, lateral movements etc. during penetration testing and red teaming exercises. It supports Python3, PowerShell (v2 and v5), C# and C++. The […]
A Service Principal Name (SPN) is a unique identifier of a service instance. It is used to link an AD object (service accounts, users, computers etc.) with a service. It can be used as an alternative to a port scan in an Active Directory environment. Some common SPNs are: CIFS host HTTP https IMAP mongod […]
ADSISearcher is a class for searching for objects in Active Directory. It is part of .NET framework (System.DirectoryServices.DirectorySearcher) and van be accessed via PowerShell by creating object for the above class Example: $adsiSearcherObj = New-Object –TypeName System.DirectoryServices.DirectorySearcher takes the LDAP path to current domain by default Pass ADSI Directory Entry object type as ArgumentList to […]
