Lab Baseline — Windows 11 (192.168.50.114)

Lab Baseline — Windows 11 (192.168.50.114)

Summary

Single source of truth for the TESTER Win11 lab. Re-run the audit script after snapshots, patches, or policy changes. All Windows playbook guides reference this baseline.

SSH ssh tester808@192.168.50.114 (password tester)
Hostname TESTER
Last full audit 2026-09-01 from MiniMac 192.168.50.127
Re-audit script C:\Users\tester808\win11-full-audit.ps1 (or copy from MiniMac /tmp/win11-full-audit.ps1)

Operating system

Field Value
Caption Windows 11 (reported via Win32; build family 26100)
Build 26200 OSVersion
Architecture AMD64
ntoskrnl.exe 12,741 KB · v10.0.26100.9168

Network surface (listening)

Port Process Notes
22 sshd OpenSSH — lab management
135 svchost RPC
139 System NetBIOS
445 System SMB
5040 svchost Windows service
7680 svchost Delivery Optimization
49664–49675 lsass, services, svchost, … Ephemeral RPC range

ICMP: blocked inbound (ping fails); TCP works.

Firewall profiles: Domain / Private / Public — all enabled, default inbound NotConfigured.


Local administrators

Account Class
TESTER\Administrator User
TESTER\tester808 User

Security services

Service Status StartType Notes
WinDefend Running Automatic MsMpEng.exe
WdNisSvc Running Manual Network inspection
mdcoresvc Running Automatic Defender core
SecurityHealthService Running Manual Security Center
Sense Stopped Manual MDE not onboarded
wscsvc Running Automatic Security Center service
EventLog Running Automatic EVTX
mpssvc / BFE Running Automatic Firewall
RemoteRegistry Stopped Disabled Good
WinRM Stopped Manual
ssh-agent Stopped Disabled

Microsoft Defender Antivirus

Setting Value
Product version 4.18.26070.9
Platform folder C:\ProgramData\...\Platform\4.18.26070.9-0\
Signature version 1.457.442.0
Real-time protection On
Tamper protection On (IsTamperProtected: True)
MAPS / cloud reporting 2 (advanced)
PUA protection 2 (enabled)
Network protection 0 (off)
Sample submission consent 1
MDE sensor (Sense) Not running

ASR (active)

Rule GUID Mode Action
Block obfuscated scripts 5beb7efe-fd9a-4556-801d-275e5ffc04cc Block 1

Exclusions

Verified 2026-09-01 (re-check): all exclusion lists emptyExclusionPath, ExclusionProcess, ExclusionExtension, ExclusionIpAddress are blank.

Get-MpPreference | Select-Object ExclusionPath, ExclusionProcess, ExclusionExtension, ExclusionIpAddress

Minifilter stack (fltmc)

Defender WdFilter registered at altitude 328010 (antivirus band), 5 instances.

Filter Altitude Role
WdFilter 328010 Defender real-time file scan
applockerfltr 265000 AppLocker (if policy exists)
luafv 135000 UAC virtualization
FileInfo 40500 File info

Full stack captured 2026-09-01 — re-run fltmc after installing EDR or backup filters.


Key binaries (System32 + Defender)

File Size (KB) Version (abbrev)
ntoskrnl.exe 12,741 10.0.26100.9168
ntdll.dll 2,459 10.0.26100.8972
kernel32.dll 817 10.0.26100.8972
kernelbase.dll 4,101 10.0.26100.8972
amsi.dll 112 10.0.26100.7309
wldp.dll 433 10.0.26100.8521
crypt32.dll 1,523 10.0.26100.1
sechost.dll 692 10.0.26100.1
lsass.exe 82 10.0.26100.8972
services.exe 893 10.0.26100.8115
MpClient.dll (Defender path) 1,761 4.18.25080.5

Event logs (existence / records)

Log Records Enabled Lab note
Windows Defender/Operational 313 Yes Primary AV telemetry
Security 21,396 Yes Auth / audit (if policy on)
System 1,113 Yes
Application 517 Yes
PowerShell/Operational 293+ Yes Script block logging enabled (4104) via installer
CodeIntegrity/Operational 102 Yes CI events
Sysmon/Operational 1121+ Yes Installed 2026-09-01 — SwiftOnSecurity config
TaskScheduler/Operational enabled Yes Enabled by tools installer

Virtualization / Credential Guard

Field Value
SecurityServicesRunning {0}Credential Guard not active
VirtualizationBasedSecurityStatus 0
CodeIntegrityPolicyEnforcementStatus 2

Top processes (memory, audit snapshot)

Process ~MB Path
MsMpEng 332 Defender engine
explorer 187 Shell
msedge 147+ Browser
powershell 97 When auditing

Autoruns snapshot


Research tooling (installed 2026-09-01)

Component Location / status
Sysinternals Suite C:\Tools\Sysinternals\ — 151 tools; on Machine PATH
Sysmon C:\Tools\Sysmon\ — service Running, SysmonDrv altitude 385201
7-Zip winget 7zip.7zip
WinDbg winget Microsoft.WinDbg
Installer script C:\Users\tester808\win11_lab_tools_install.ps1

Full inventory: Lab tools inventory.

Re-install:

powershell -NoProfile -ExecutionPolicy Bypass -File C:\Users\tester808\win11_lab_tools_install.ps1

GUI access (2026-09-01)

Method Port Status Notes
SSH 22 Working ssh tester808@192.168.50.114
RDP 3389 Working Microsoft Remote Desktop → 192.168.50.114; lab subnet only
TightVNC 5900 Working Fallback; set password via tvnserver -controlservice -setpassword

Scripts: win11_lab_enable_rdp_audit.ps1, win11_lab_post_gui_ad.ps1

Advanced audit policy (2026-09-01)

Enabled via win11_lab_enable_rdp_audit.ps1:

auditpol /get /category:*

# Full audit (admin)
powershell -NoProfile -ExecutionPolicy Bypass -File C:\Users\tester808\win11-full-audit.ps1

# Quick health
Get-MpComputerStatus | fl *
fltmc
Get-Service WinDefend, WdNisSvc, Sense

From MiniMac:

ssh tester808@192.168.50.114

MOC · Defender · Evidence & EVTX