Individual skill

performing-linux-post-exploitation

Post-exploitation on Linux during authorized engagements — credential harvesting from process environments, systemd units and dotfiles, PAM-based credential capture and backdoors, GPG keyring relocation for offline decryption, and persistence / stealth tradecraft (process masquerading, BPF passive backdoors) plus the hunts that detect them.

internal/tools/skills/data/linux-hardening/performing-linux-post-exploitation/SKILL.md

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Nov 8, 2026
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# Performing Linux Post-Exploitation

## When to Use

- After obtaining a foothold (especially root) on a Linux host during an authorized engagement
- When the objective includes lateral movement, credential access, or demonstrating persistence
- When harvesting secrets to pivot to other hosts, cloud accounts, or internal services
- During red-team exercises that require stealthy, detectable-only-on-purpose persistence
- When performing blue-team-style hunts for existing implants on a compromised host

## Critical: Techniques Most Often Missed

Operators grab `~/.ssh` and shell history and move on. The richest reusable credentials live in process environments, systemd units, and app dotfiles.
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