Introduction What is Aggressor Script?Īggressor Script is the scripting language built into Cobalt Strike, version 3.0, and later.
Install cobalt strike 3.0 free#
Try it out and feel free to give feedback and suggestions at on Twitter and on the ThreatExpress GitHub repo.įor more details on developing C2 architecture, check out the Red Team Infrastructure Wiki.1. htaccess file for intelligent redirection with Apache mod_rewrite.
TLDR The python script cs2modrewrite.py automates the process of creating a Malleable C2 compatible. Catch All ¶Īny traffic that doesn't match a rule redirects the request using an HTTP 302 Summary ¶ It proxies the traffic to the teamserver.
Install cobalt strike 3.0 windows#
When Apache receives an HTTP request with the User-Agent Mozilla/5.0 (Windows U MSIE 7.0 Windows NT 5.2) Java/1.5.0_080 and one of the following URIs When Apache receives an HTTP request with the User-Agent Mozilla/5.0 (Windows U MSIE 7.0 Windows NT 5.2) Java/1.5.0_080 and a 4 character URI, it proxies the traffic to the teamserver.
HTTP 302 Redirection to a Legitimate Site for Non-Matching Requests.HTTP or HTTPS proxying to the Cobalt Strike Team Server.Supports the most recent Cobalt Strike 3.10 profile features.htaccess file with corresponding mod_rewrite rules Uses a custom Malleable C2 profile to build a.Result: Only requests to valid C2 URIs with a specified UA string will be proxied to the Team Server by default. Rewrite Rules based on valid C2 URIs (HTTP GET, POST, and Stager) and specified User-Agent string.It is always nice to start from a known good. Automation improves consistency and reduces the time needed to spin-up, test, and troubleshoot a unique and layered C2 infrastructure. Developing Cobalt Strike compatible mod_rewrite rules to redirect traffic is not incredibly difficult, but there are a few Apache "gotchas" and the process can be error prone when dealing with multiple C2 profiles. The script automates the process described by well known redteamer and now co-worker – Jeff Dimmock ( Intelligent use of C2 redirectors is core to a mature C2 architecture that can withstand some gentle investigation and prodding. This post describes a script I created to convert a Cobalt Strike Malleable C2 profile to corresponding mod_rewrite rules to enable intelligent HTTP proxying for redirection of C2 traffic. Automating Apache mod_rewrite and Cobalt Strike Malleable C2 Profiles ¶ New Information Security and Red Teaming Blog Threat Express by MINIS SubShell and TinyShell - Custom Covert Webshells Leveraging Expired Domains for Red Team Engagements Threat Get's a Vote - Applying a Threat-Based Approach to Security TestingĪutomating Cobalt Strike Profiles Apache mod_rewrite htaccess Files for Intelligent C2 Redirectionīorrowing Microsoft MetaData and Signatures to Hide Binary Payloads A Deep Dive into Cobalt Strike Malleable C2
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