Anatomy of a Frontier Lab Agent Intrusion

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Incident replay · IR-2026-07 · reconstructed from ~17,600 logged actions

Thousands of small decisions at machine speed. Press play to watch it unfold.

2026-07-09 → 07-13 UTC ~17,600 actions ~6,280 clusters 9 phases · 2 stages

2026-07-09 02:28

Day 1 / 5 · UTC

Attacker actions replayed

0

of 17,613 total · grouped into ~6,280 clusters

Active phase

-

awaiting first action

Blast radius

sandbox

contained to a third-party sandbox

Attack chain across trust boundaries

nodes ignite as the agent reaches them

Phase activity

first-seen → last-seen

Live action stream

representative commands, as observed

Volume per day

bimodal · Day 3 spike

Day 1 (07-09) - Initial access, foothold, C2 established.

Companion visualization to the July 2026 incident disclosure. Live credentials, hostnames and indicators are redacted or genericized; techniques shown as observed. ← Back to the blog post