SSL certificate verification failure
UPDATE: This has now been fixed. I’ve amended this post to reflect that. If you ran the Cobalt Strike update program today, you may have
Raphael’s Transition
Friday was my last day at HelpSystems. I spent the day on the #Aggressor channel on Slack, put some final touches on a 12 month
Cobalt Strike 4.3 – Command and CONTROL
Cobalt Strike 4.3 is now available. The bulk of the release involves updates to DNS processing but there are some other, smaller changes in there
verify.cobaltstrike.com outage summary
Cobalt Strike’s update process was degraded due to a data center outage that affected https://verify.cobaltstrike.com. The verify server is back up and the functionality of
Cobalt Strike 4.2 – Everything but the kitchen sink
Cobalt Strike 4.2 is now available. This release overhauls our user exploitation features, adds more memory flexibility options to Beacon, adds more behavior flexibility to
Cobalt Strike 4.1 – The Mark of Injection
Cobalt Strike 4.1 is now available. This release introduces a new way to build post-ex tools that work with Beacon, pushes back on a generic
SSL certificate verification for failed
TL;DR a certificate for part of the Cobalt Strike update infrastructure changed. Download the 20200511 distribution package to avoid certificate verification errors. If you recently
Cobalt Strike joins Core Impact at HelpSystems, LLC (now Fortra)
I founded Strategic Cyber LLC in 2012 to advocate a vision of threat-representative security testing. Over time, Cobalt Strike became the de facto commercial standard for red
Cobalt Strike 4.0 – Bring Your Own Weaponization
Cobalt Strike 4.0 is now available. This release improves Cobalt Strike’s distributed operations model, revises post-exploitation workflows to drop some historical baggage, and adds “Bring
Cobalt Strike’s Process Injection: The Details
Cobalt Strike 3.14 finally delivered some of the process injection flexibility I’ve long wanted to see in the product. In this post, I’d like to