Appropriate Covert Channels
As a product vendor, I regularly receive suggestions from my users. It’s easy to break these suggestions up into different categories. One such category would
Connection Refused Error in Cobalt Strike
I’ve had several folks write to me asking about the Connection Refused error when they try to use Cobalt Strike. This one: Cobalt Strike 3.0
The Cobalt Strike Trial’s Evil Bit
RFC 3514 proposes an IPv4 flag to allow traffic to flag itself as malicious or not. This RFC’s authors reason that if malicious programs opt
Named Pipe Pivoting
One of my favorite features in Cobalt Strike is its ability to pivot over named pipes. A named pipe is a way for two programs
The Aggressor Project (Preview)
If you’ve run into me at a conference during the 2015 calendar year, there’s a strong chance you’ve heard about or saw the Aggressor project.
Cobalt Strike 2.5 – Advanced Pivoting
I spend a lot of my red time in the Access Manager role. This is the person on a red team who manages callbacks for
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