Maelstrom: A C2 Series

01-03-2023

Maelstrom was a series of blogs michaeljranaldo and I put together to go over the internals of a C2 and implant development. Our goal was to not completely arm offensive individuals, but make an attempt on detailing the internals so that we could get more granular detections too.

$ open --where=pre.empt.blog
# full series, 7 parts on C2 internals and implant dev
 Maelstrom 1: An Introduction
 Maelstrom 2: The C2 Architecture
 Maelstrom 3: Building the Team Server
 Maelstrom 4: Writing a C2 Implant
 Maelstrom 5: EDR, Kernel Callbacks, Hooks, and Call Stacks
 Maelstrom 6: Working with AMSI and ETW for Red and Blue
 Maelstrom 7: Static OPSEC Review