Beware of Slow Downloads
I often receive emails that ask about slow file downloads with the Beacon payload. Here are the symptoms: When I get these emails, I usually
Cobalt Strike 3.10 – Хакер vs. 肉雞
Cobalt Strike 3.10 is now available. This release adds Unicode support to the Beacon payload, introduces a built-in report based on MITRE’s ATT&CK matrix, and performs endodontics on
Cobalt Strike 3.9 – Livin’ in a Stager’s Paradise
Cobalt Strike 3.9 is now available. This release brings several additions to Malleable C2 with an emphasis on staging flexibility. Malleable HTTP/S Staging Stagers are
OPSEC Considerations for Beacon Commands
Update January 9, 2020 – This topic is now part of the Cobalt Strike documentation. Head over to the Beacon Command Behavior page for the
Cobalt Strike Tapas II
This blog post is a collection of articles and links Cobalt Strike users may find interesting. Let’s jump into it: 1. Redirecting Cobalt Strike DNS Beacons
Cobalt Strike Tapas
I’ve slowed down on my blogging since this year’s BlackHat and DEF CON. I’m hard at work on the 3.5 release and haven’t had spare
Cobalt Strike 3.4 – Operational Details
Cobalt Strike 3.4 is now available. This release focuses on the DNS Beacon and a few additions to Malleable C2. Here are the highlights: New
Why is rundll32.exe connecting to the internet?
Previously, I wrote a blog post to answer the question: why is notepad.exe connecting to the internet? This post was written in response to a generation
Talk to your children about Payload Staging
Time to time, I find myself in an email exchange about payload security and payload staging. The payload security discussion revolves around Beacon’s security features.
What is a stageless payload artifact?
I’ve had a few questions about Cobalt Strike’s stageless payloads and how these compare to other payload varieties. In this blog post, I’ll explain stageless