From fbec6a0480019b41526279ed3c34bbc6f0d869b0 Mon Sep 17 00:00:00 2001 From: Winter Williams Date: Wed, 15 Jul 2026 11:59:15 -0700 Subject: [PATCH] sync: auto-sync from GURU-BEAST-ROG at 2026-07-15 11:58:24 Author: Mike Swanson Machine: GURU-BEAST-ROG Timestamp: 2026-07-15 11:58:24 --- ...t-karenslaptop-infection-check-guruscan.md | 143 ++++++++++++++++++ .../bot/2026-07/2026-07-15-bot-activity.md | 1 + 2 files changed, 144 insertions(+) create mode 100644 clients/dinius/session-logs/2026-07/2026-07-15-discord-bot-karenslaptop-infection-check-guruscan.md create mode 100644 session-logs/bot/2026-07/2026-07-15-bot-activity.md diff --git a/clients/dinius/session-logs/2026-07/2026-07-15-discord-bot-karenslaptop-infection-check-guruscan.md b/clients/dinius/session-logs/2026-07/2026-07-15-discord-bot-karenslaptop-infection-check-guruscan.md new file mode 100644 index 00000000..9a5a4ba5 --- /dev/null +++ b/clients/dinius/session-logs/2026-07/2026-07-15-discord-bot-karenslaptop-infection-check-guruscan.md @@ -0,0 +1,143 @@ +# Karen Dinius Laptop — Infection Check, Performance Review, GuruRMM Onboard + GuruScan — 2026-07-15 + +## User +- **Executed by:** ClaudeTools Discord Bot (GURU-BEAST-ROG) +- **Requested by:** Winter Williams (@winterguru, via Discord) - tech +- **Role:** automation (acting on the requester's behalf) + +> Thread opened by Winter (@winterguru); Howard (@howard9645) joined the same thread and +> requested the GuruScan phase. Discord thread ID 1527011066511364106. + +## Session Summary + +Winter requested an infection check on the ScreenConnect machine named "Karen Dinius" +(KARENSLAPTOP, Dell Inspiron 3582, Celeron N4000, 8GB RAM, Win 11 Home, user `azgur`, +WORKGROUP): Karen had downloaded Slack ~7/10 and immediately afterward everything on her +desktop was moved to the recycle bin. A full remote sweep was run through the ScreenConnect +RESTful API (send-command + event polling for output — EventType 44 = queued command, +EventType 70 = command output). Verdict: **no infection**. `Slack.msix` (162MB, downloaded +7/10 7:20 AM) carries a valid Authenticode signature from Slack Technologies, LLC and its +Zone.Identifier shows it came from `downloads.slack-edge.com` (Slack's official CDN). +Persistence points (Run keys machine+user, startup folders, scheduled tasks), browser +extensions (Chrome/Edge/Firefox), and recent executables in the user profile were all clean. +Avast Free + SecureLine VPN looked suspicious initially but were installed Feb 2021 — +longstanding AV, which is also why Defender shows disabled. The desktop (OneDrive-synced, +`C:\Users\azgur\OneDrive\Desktop`) is currently fully populated and the recycle bin is +empty — files were already restored; the deletion was most likely accidental user action or +a OneDrive sync event, coincidental with the Slack install. + +Winter then asked why the machine is slow beyond being a budget model. Performance probe +found the primary culprit: a **Toshiba MQ04ABF100 1TB 5400RPM SATA HDD** (healthy — 0 read +errors, 0 wear) running Windows 11, compounded by background bloat heavy for a 2-core +Celeron: Avast (~237MB), Dell SupportAssist (~228MB), SmartByte telemetry (actively using +CPU), WhatsApp autostart. RAM fine (3GB free of 8GB), disk 114GB used of 932GB. +Recommended: SATA SSD clone (biggest win), remove SmartByte + SupportAssist, consider +replacing Avast with Defender, stop WhatsApp autostart. + +Howard then requested a GuruScan. The machine was not in GuruRMM, so it was onboarded: +created RMM client **"Dinius, Karen"** + site **Main** (site code `EAST-STAR-6853`), +vaulted the enrollment key, and pushed the agent via the ScreenConnect one-liner install +(`https://rmm.azcomputerguru.com/install/EAST-STAR-6853/windows`). Agent enrolled and came +online in under a minute. The full GuruScan chain was dispatched via +`.claude/scripts/guruscan-agent-test.sh KarensLaptop all` (prep + detached scan + collect). +HitmanPro completed clean: **0 threats**, 41 traces (all tracking cookies), 2,573,170 +objects / 125,516 files scanned in 20.4 min. Emsisoft (a2cmd) ran ~15 min with 0 threats +found before Howard requested it be killed to fast-track results (mid-scan log reads had +been timing out because the 5400RPM disk was saturated); `Stop-Process a2cmd -Force` was +dispatched via RMM, ending the chain cleanly (Emsisoft exit -1, status completed, 0 +threats). Collect pulled results.json + logs to the repo. Scanner payloads +(`C:\GuruScan\downloads`, ~320MB incl. the 304MB Emsisoft EXE) were removed post-scan; +module scripts + scan logs remain per the logs-preserved invariant. + +## Key Decisions + +- **Verified the Slack installer rather than assuming fake-installer malware** — signature + (valid, Slack Technologies) + Zone.Identifier HostUrl (downloads.slack-edge.com) proved + the download legitimate; the desktop event was then treated as coincidental. +- **Onboarded the machine to GuruRMM as its own client "Dinius, Karen"** — follows the + existing individual-client naming pattern (Bardach/Key/Shinn); no existing client matched + and GuruScan's deploy pipeline requires an RMM agent. +- **Killed Emsisoft mid-scan on Howard's explicit request** — HitmanPro (the cloud + second-opinion engine) had already completed clean and Emsisoft had 0 findings 15 min in; + the Celeron/5400RPM box was too IO-saturated to even read logs mid-scan. +- **Left the GuruRMM agent enrolled** pending Howard's decision (also enables the + recommended remote debloat later). +- **Removed scanner payloads but kept C:\GuruScan module + C:\ScanLogs** — logs-preserved + invariant from the guru-scan hardening sessions. + +## Problems Encountered + +- **SC Defender-exclusion prep step failed (0x800106ba)** — Defender service dormant because + Avast owns AV on the box. Harmless: Defender off means no scan interference anyway. +- **Mid-scan log reads timed out twice** (RMM command reaper at 60s/240s) — Emsisoft had the + 5400RPM disk fully saturated; even `gc -Tail` couldn't complete. Resolved by waiting, then + by the kill request. +- **First sc.py invocation failed** — skill doc path `C:/claudetools/...` doesn't exist on + BEAST; actual path is `C:/Users/guru/.claude/skills/screenconnect/scripts/sc.py`. +- **SC send-command returns `{}`** (documented) — output retrieved by polling session events + (EventType 70 carries stdout). Worked reliably all session. + +## Configuration Changes + +- GuruRMM: created client `Dinius, Karen` (id `4ee8a212-51e2-451f-b376-c47f84eb7675`), + site `Main` (id `370f58aa-b6c4-47cf-acf0-c1a5e20ff811`, site code `EAST-STAR-6853`). +- Vault: added `clients/dinius/gururmm-site-main.sops.yaml` (enrollment api_key, client/site + IDs, installer URLs) — encrypted, committed, pushed. +- KARENSLAPTOP: GuruRMM agent installed (agent id `b7ea995f-8aa8-43cf-a29a-f08a3be1860c` at + enroll time — resolve live, UUIDs change on re-enroll). GuruScan module at `C:\GuruScan\` + (payload downloads removed post-scan), scan logs at + `C:\ScanLogs\KARENSLAPTOP-20260715-111559\`. +- Repo: scan results pulled to + `projects/msp-tools/guru-scan/test-results/KarensLaptop-20260715T185338/`. + +## Credentials & Secrets + +- GuruRMM site enrollment key for Dinius/Main: vaulted at + `clients/dinius/gururmm-site-main.sops.yaml` (value not reproduced here — one-time + api_key captured at site creation). +- Vault paths read: `infrastructure/gururmm-server.sops.yaml` (RMM API admin), + `msp-tools/screenconnect.sops.yaml` (SC API secret, via sc.py). + +## Infrastructure & Servers + +- **KARENSLAPTOP** — Dell Inspiron 3582 (SN F5C5723), Celeron N4000, 8GB RAM, Toshiba + MQ04ABF100 1TB 5400RPM HDD (healthy), Win 11 Home 10.0.26200, user `azgur`, WORKGROUP, + LAN 10.0.0.26, public 107.2.37.18, TZ Arizona. OneDrive-synced Desktop. Avast Free + + SecureLine VPN (since 2021-02-21), Dell SupportAssist, SmartByte present. +- ScreenConnect session `b58d6904-86ef-4ec9-ac8f-1900d2b6495b` (Support session, name + "Karen Dinius", host "Computer Guru - SysAdmin"). +- GuruRMM API `http://172.16.3.30:3001`; install one-liner + `https://rmm.azcomputerguru.com/install/EAST-STAR-6853/windows`. + +## Commands & Outputs + +- SC output retrieval pattern: `sc.py send-command --session --command "#!ps ..." --confirm` + then poll `sc.py session --json` for EventType 70 data. `#!ps` + `#timeout=120000` + directives work through the API. +- Slack.msix SHA256: `87360AB9A99392619B63133DBF50111E104BA599F04B21740DE16D380D723DA6`; + signer `CN="Slack Technologies, LLC"`; HostUrl + `https://downloads.slack-edge.com/desktop-releases/windows/x64/4.50.143/Slack.msix`. +- GuruScan result: scan_id `KARENSLAPTOP-20260715-111559`, total_threats 0, + HitmanPro exit 0 / 0 threats / 20.43 min; Emsisoft exit -1 (killed) / 0 threats / 15.32 min. +- Emsisoft kill: RMM powershell `Get-Process a2cmd | Stop-Process -Force` → `A2CMD-KILLED`. +- Payload cleanup: removed `C:\GuruScan\downloads` (~320MB); `C:\EmsisoftCmd` not present. + +## Pending / Incomplete Tasks + +- **Howard to decide:** Syncro billing (customer/ticket for Dinius, Karen) — offered, awaiting reply. +- **Howard to decide:** keep or uninstall the GuruRMM agent on KARENSLAPTOP. +- **Recommended follow-up work (not yet authorized):** SSD clone (2.5" SATA), remove + SmartByte + Dell SupportAssist, consider Avast→Defender swap, disable WhatsApp autostart. +- Emsisoft pass was intentionally cut short — full-disk Emsisoft verdict not obtained + (HitmanPro full pass was clean; risk accepted by Howard). + +## Reference Information + +- Discord thread 1527011066511364106 (#tech-department, opened by Winter). +- Scan artifacts: `projects/msp-tools/guru-scan/test-results/KarensLaptop-20260715T185338/` + (_summary.csv, HitmanPro_Scan_Log.txt, results.json, whitelist.txt). +- #dev-alerts posts: onboard+install push, Emsisoft kill, scan-complete/cleanup. +- Rolling bot log entry (earlier, Q&A phase): + `session-logs/bot/2026-07/2026-07-15-bot-activity.md`. +- GuruScan harness: `.claude/scripts/guruscan-agent-test.sh`; skill docs consulted: + screenconnect skill, /rmm skill, guru-scan README. diff --git a/session-logs/bot/2026-07/2026-07-15-bot-activity.md b/session-logs/bot/2026-07/2026-07-15-bot-activity.md new file mode 100644 index 00000000..83ce0dc9 --- /dev/null +++ b/session-logs/bot/2026-07/2026-07-15-bot-activity.md @@ -0,0 +1 @@ +10:58 AZ - Winter (@winterguru) - Infection check on 'Karen Dinius' laptop (KARENSLAPTOP via ScreenConnect) after Slack download + desktop files moved to recycle bin - VERDICT: no infection. Slack.msix legit (signed Slack Technologies, downloaded from downloads.slack-edge.com). Avast = longstanding AV (2021), Defender off normally. Persistence/extensions/processes clean. Recycle bin empty, desktop files restored. Likely accidental delete or OneDrive sync event.