Simple DNS Redirectors for Cobalt Strike
This post, from Ernesto Alvarez Capandeguy of Core Security’s CoreLabs Research Team, describes techniques used for creating UDP redirectors for protecting Cobalt Strike team servers.
Learn Pipe Fitting for all of your Offense Projects
Named pipes are a method of inter-process communication in Windows. They’re used primarily for local processes to communicate with eachother. They can also facilitate communication
Pushing back on userland hooks with Cobalt Strike
When I think about defense in the current era, I think of it as a game of instrumentation and telemetry. A well-instrumented endpoint provides a
Agent Deployed: Core Impact and Cobalt Strike Interoperability
Core Impact 20.3 has shipped this week. With this release, we’re revealing patterns for interoperability between Core Impact and Cobalt Strike. In this post, I’ll
A Red Teamer Plays with JARM
I spent a little time looking into Saleforce’s JARM tool released in November. JARM is an active tool to probe the TLS/SSL stack of a listening
Beacon Object File ADVENTURES: Some Zerologon, SMBGhost, and Situational Awareness
Cobalt Strike can use PowerShell, .NET, and Reflective DLLs for its post-exploitation features. This is the weaponization problem set. How to take things, developed outside
Cobalt Strike 3.14 – Post-Ex Omakase Shimasu
Cobalt Strike 3.14 is now available. This release benefits the OPSEC of Beacon’s post-exploitation jobs. To take a screenshot, log keystrokes, dump credentials, or scan
Cobalt Strike Team Server Population Study
From February 4, 2019 to February 15, 2019 Strategic Cyber LLC connected to several live Cobalt Strike team servers to download Beacon payloads, analyze them,
Broken Promises and Malleable C2 Profiles
Red Team infrastructure is a detail-heavy subject. Take the case of domain fronting through a CDN like CloudFront. You have to setup the CloudFront distribution, have a valid
Fighting the Toolset
What happens when your advantages become a disadvantage? That’s the theme of Fighting the Toolset. This lecture discusses Offensive PowerShell, staging, memory-injected DLLs, and remote