User-defined Storage-based Covert Communication
One of my favorite Cobalt Strike technologies is Malleable C2. This is a domain specific language for user-defined storage-based covert communication. That’s just a fancy
Cobalt Strike 2.4 – A Pittance for Post-Exploitation
Cobalt Strike 2.4 is now available. If you use Beacon for post-exploitation, you’ll find a lot to like in this release. Here’s the highlights: Post-Exploitation Jobs
Scripting Beacons and Deploying Persistence
One common Cobalt Strike feature request is an API to script the Beacon payload. Doing this right is a big project and it requires some
How I tunnel Meterpreter through Beacon
I write so many blog posts about Beacon, I should just give up and call this the Beacon blog. Beacon is Cobalt Strike’s post-exploitation agent
Cobalt Strike 2.3 – I’ve always wanted runas
Cobalt Strike 2.3 is now available. This release adds a runas command to Beacon. This command allows you to specify a username and password for any
Cobalt Strike 2.2 – 1995 called, it wants its covert channel back…
Cobalt Strike’s Covert VPN feature now supports ICMP as one of its channels. Covert VPN is Cobalt Strike’s layer-2 pivoting capability. If you’re curious about
Interactive Cortana Programming
Cortana is the scripting engine built into Armitage and Cobalt Strike. It’s based on my Sleep scripting language. Most scripting languages have a REPL (Read,
Map of Cobalt Strike Features for Armitage Users
I wrote Cobalt Strike and I take it for granted that my users know where things are. This doesn’t come from nowhere though. The users
How VPN Pivoting Works (with Source Code)
A VPN pivot is a virtual network interface that gives you layer-2 access to your target’s network. Rapid7’s Metasploit Pro was the first pen testing product
User-driven Attacks
A user-driven attack is an attack that relies on a feature to get code execution. Most penetration testers I know rely on user-driven attacks over