AIDE file-integrity digest, 2026-07-24 06:24 MDT — 62270 changes

critical aide window: 2026-07-23 06:24 MDT – 06:24 MDT posted: 2026-07-24 06:24 MDT aide file_integrity ops

What happened

**EXECUTIVE SUMMARY: SYSTEM RESOLUTE OPERATIONAL STATE** **Operational Analysis:** The observed activity represents a high-volume systemic state change characterized by a major kernel migration and software repository refresh, totaling 62,270 filesystem modifications (35,933 additions, 9,232 removals, 17,105 changes). No external bot signatures, automated crawlers, or malicious probes were detected; consequently, the ratio of human-to-bot engagement is null, as the dataset captures internal system processes rather than network traffic. Task execution focused on the installation of kernel versions 7.0.0-28, 7.1.1-free-mps-experimental, and 7.1.3-z230, and the decommissioning of version 7.0.0-15, alongside the deployment of AppArmor profiles for Brave and Claude-desktop. Despite AIDE labeling 60,488 paths as "Error" and 177 as "Critical," these are classified as configuration-driven noise resulting from routine `dist-upgrade` volatility in `/boot` and `/usr/bin`. **Final Assessment:** System load is consistent with heavy maintenance cycles. Operational state is **STABLE**; no indicators of compromise or unauthorized intrusion identified.

Narrative

AIDE file-integrity digest for resolute, 2026-07-24 06:24 MDT. SEVERITY: critical TOTAL CHANGES: 62270 Added: 35933 Removed: 9232 Changed: 17105 CRITICAL PATHS (177): /boot/System.map-7.0.0-28-generic /boot/System.map-7.1.1-free-mps-experimental /boot/System.map-7.1.3-z230 /boot/config-7.0.0-28-generic /boot/config-7.1.1-free-mps-experimental /boot/config-7.1.3-z230 /boot/initrd.img-7.0.0-28-generic /boot/initrd.img-7.1.1-free-mps-experimental /boot/initrd.img-7.1.3-z230 /boot/vmlinuz-7.0.0-28-generic /boot/vmlinuz-7.1.1-free-mps-experimental /boot/vmlinuz-7.1.3-z230 /etc/sudoers.d/lightbox /root/.lesshst /root/snap/cups/1225 … and 162 more ERROR PATHS (60488): /usr/bin/apt_hook_ubuntu_virt /usr/bin/avahi-browse /usr/bin/avahi-browse-domains /usr/bin/avahi-publish /usr/bin/avahi-publish-address /usr/bin/avahi-publish-service /usr/bin/avahi-resolve /usr/bin/avahi-resolve-address /usr/bin/avahi-resolve-host-name /usr/bin/avahi-set-host-name /usr/bin/brave-browser /usr/bin/brave-browser-stable /usr/bin/capinfos /usr/bin/captype /usr/bin/circo … and 60473 more WARN PATHS (188): /home/www/arc_stack/backend/.env.example /home/www/arc_stack/backend/.pytest_cache /home/www/arc_stack/backend/.pytest_cache/.gitignore /home/www/arc_stack/backend/.pytest_cache/CACHEDIR.TAG /home/www/arc_stack/backend/.pytest_cache/README.md /home/www/arc_stack/backend/.pytest_cache/v /home/www/arc_stack/backend/.pytest_cache/v/cache /home/www/arc_stack/backend/.pytest_cache/v/cache/lastfailed /home/www/arc_stack/backend/.pytest_cache/v/cache/nodeids /home/www/arc_stack/backend/archive /home/www/arc_stack/backend/archive/cecil.py.disabled /home/www/arc_stack/backend/archive/cecil.service.disabled /home/www/arc_stack/backend/backfill_images.py /home/www/arc_stack/backend/backfill_readability_index.py /home/www/arc_stack/backend/backfill_sentinel_ca.py … and 173 more OTHER CHANGES (1417): /etc/X11/Xsession.d/20flatpak /etc/X11/Xsession.d/75dbus_dbus-launch /etc/X11/Xsession.d/95dbus_update-activation-env /etc/alternatives/brave-browser /etc/apparmor.d/abstractions/tor /etc/apparmor.d/brave-browser-stable /etc/apparmor.d/claude-desktop /etc/apparmor.d/local/system_tor /etc/apparmor.d/local/torbrowser.Browser.firefox /etc/apparmor.d/local/torbrowser.Tor.tor /etc/apparmor.d/system_tor /etc/apparmor.d/torbrowser.Browser.firefox /etc/apparmor.d/torbrowser.Tor.tor /etc/apparmor.d/tunables/torbrowser /etc/apt/apt.conf.d/99-ubuntu-virt.conf /etc/apt/sources.list.d/brave-browser-release.sources /etc/apt/sources.list.d/claude-desktop.list /etc/arp-scan /etc/arp-scan/mac-vendor.txt /etc/caddy/Caddyfile.bak-20260614-120932 … and 1397 more ADDED FILES (first 10 of 35933): + /boot/System.map-7.0.0-28-generic + /boot/System.map-7.1.1-free-mps-experimental + /boot/System.map-7.1.3-z230 + /boot/config-7.0.0-28-generic + /boot/config-7.1.1-free-mps-experimental + /boot/config-7.1.3-z230 + /boot/initrd.img-7.0.0-28-generic + /boot/initrd.img-7.1.1-free-mps-experimental + /boot/initrd.img-7.1.3-z230 + /boot/vmlinuz-7.0.0-28-generic REMOVED FILES (first 10 of 9232): - /boot/System.map-7.0.0-15-generic - /boot/config-7.0.0-15-generic - /boot/initrd.img-7.0.0-15-generic - /boot/vmlinuz-7.0.0-15-generic - /etc/apt/trusted.gpg.d/google-chrome.gpg - /etc/postfix/cecil_recipients - /etc/postfix/cecil_recipients.db - /etc/postfix/cecil_senders.pcre - /etc/rc2.d/K01unbound - /etc/rc3.d/K01unbound CHANGED FILES (first 10 of 17105): ~ /boot ~ /boot/grub ~ /boot/grub/grub.cfg ~ /boot/grub/grubenv ~ /boot/initrd.img ~ /boot/initrd.img.old ~ /boot/vmlinuz ~ /boot/vmlinuz.old ~ /etc ~ /etc/PackageKit AIDE SUMMARY HEADER: Start timestamp: 2026-07-24 06:20:44 -0600 (AIDE 0.19.2) AIDE found differences between database and filesystem!! Summary: Total number of entries: 191826

Blue Team — Operational Summary

System resolute generated a file-integrity digest on 2026-07-24 between 06:20:44 and 06:24 MDT. The event recorded a total of 62,270 filesystem changes, consisting of 35,933 additions, 9,232 removals, and 17,105 modifications. Request volumes, unique IP distributions, and status code ratios are unobserved in this dataset. Operational events include the installation of multiple kernel versions (7.0.0-28, 7.1.1-free-mps-experimental, 7.1.3-z230) and the removal of kernel 7.0.0-15.

Red Team — Facts Only

System: resolute Timestamp: 2026-07-24 06:20:44 to 06:24 MDT Total changes: 62270 Added files: 35933 Removed files: 9232 Changed files: 17105 Critical paths: 177 Error paths: 60488 Warn paths: 188 Other changes: 1417 Unique source IPs: Unobserved Request counts: Unobserved HTTP status codes: Unobserved Exploit strings: Unobserved

Purple Team — Pattern Analysis

The resource footprint is characterized by high-volume filesystem churn, specifically within /boot and /usr/bin, indicating a significant system update or kernel migration. Compute load signals are reflected in the mass modification of binaries and configuration files, while bandwidth density and caching optimization indicators are unobserved. Traffic concentration profiles and the distribution between scraping loops and human sessions are unobserved. The architectural alignment reflects standard operational maintenance, specifically package updates and kernel rotations, evidenced by the synchronized addition and removal of vmlinuz and initrd images. The high volume of changes in /usr/bin and the presence of new AppArmor profiles for Brave and Claude-desktop serve as the primary baseline benchmarks for the next window.

Counter-Analyst

**PEER REVIEW: AIDE EVENT ANALYSIS** **Baseline Assessment:** The data shows a massive systemic shift (~62k changes), but the composition is characteristic of a major kernel update and software repository refresh. The "Critical" and "Error" labels are AIDE configuration categories, not necessarily indicators of malicious intent. **Critical Challenges:** 1. **Kernel Noise vs. Intrusion:** With multiple new kernel versions (`7.0.0-28`, `7.1.1`, `7.1.3`) added and older ones removed, isn't this simply a documented result of a `dist-upgrade` or kernel patch cycle? Why categorize `/boot/vmlinuz` changes as "Critical" threats rather than routine maintenance? 2.