New Update Introducing RxCloud CyberLab

Other security for Windows, Mac, Linux
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🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-17
🛠Maintenance duration: 4h30


🌐 RxCloud Atlas — Private Atlas & Intelligence Map

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➤ New Features
  • Added a more analyst-oriented private view centered around the selected session
  • My Sessions table is now the main entry point for private analysis
  • My Private Behavior Map is now synchronized with the active session
  • Added a more readable progressive exploration mapping mode
  • Added Execution Chain mode for faster execution relationship visualization
  • Added Explain Engine panel to automatically explain session results
  • Added Key Findings section for quick identification of important elements
  • Added global visual risk indicator
  • Added confidence attribution to better understand what strengthens or weakens analysis reliability

➤ Improvements
  • Private map is now clearer, less cluttered and more intuitive
  • Important nodes are visually prioritized more effectively
  • Elements related to the selected node are highlighted
  • Unrelated elements are dimmed for easier reading
  • Tooltips and node details have been enriched
  • Map Node Details panel now exposes more useful analytical information
  • Artifacts are now better prioritized by relevance:
    • High
    • Medium
    • Low
    • Noise
  • Low-interest elements are less visible by default
  • Explain Engine now produces more structured and actionable explanations
  • Explanation sections are more compact and readable
  • Analyst recommendations are more targeted

➤ Fixes
  • Fixed an issue where too many elements inherited the session global risk
  • Improved separation between session-level risk and individual artifact risk
  • Reduced false positives caused by common system/application noise
  • Improved prioritization of truly important elements inside the map
  • Fixed Most Suspicious selection to avoid irrelevant artifacts
  • Fixed confusion between registry activity and confirmed persistence
  • Fixed display issues with long texts in the interface
  • Fixed multiple readability issues inside Explain Engine blocks
  • Improved stability when reading compiled analysis data

➤ Performance & Stability
  • Atlas now relies more heavily on precompiled data to reduce heavy runtime processing
  • Reduced server-side load when opening Atlas views
  • Improved resilience when historical data is incomplete or missing
  • More reliable preservation of already-established analysis results

➤ Privacy
  • Strengthened separation between anonymized public data and private user data
  • Public views remain aggregated and anonymized
  • Private views remain limited strictly to authenticated user sessions
  • Detailed private data is only used within authenticated contexts
 
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🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-18
🛠Maintenance duration: 1h30


⚙️ CoreLab Controller

  • Improved VM Preview reliability for active sessions
  • Fixed an issue where VM previews could remain stuck in a pending state
  • Improved preview refresh behavior for more consistent screenshot updates
  • Added safer backend handling for preview timing and session validation
  • Improved internal logging for VM Preview generation to simplify future troubleshooting
  • Enhanced compatibility with newer VirtualBox versions
  • No changes to permissions:
    • VM previews remain accessible only to the active session owner
 
RxCloud CyberLab - Infrastructure Expansion 📢

Today, a second high-performance dedicated server has officially been ordered for RxCloud CyberLab.

New Node Specifications:
  • AMD EPYC 16 Cores
  • 128 GB RAM
  • 1 TB NVMe SSD RAID
  • Hosted in Germany (OVH)
This new infrastructure node will be dedicated primarily to high-performance virtual machine hosting and future scaling.

Planned Virtual Machines on the New Node:

Windows Virtual Machines:
  • 4x Windows PentestLab VMs
  • 4x Windows ReverseLab VMs
Linux Virtual Machines:
  • 2x Ubuntu ReverseLab VMs
  • 2x REMnux Linux ReverseLab VMs
  • 2x Ubuntu PentestLab VMs
  • 2x Kali Linux PentestLab VMs
The objective is to provide:

  • Faster VM provisioning
  • Improved snapshot restore performance
  • Better multi-user scalability
  • Expanded malware analysis capabilities
  • More realistic pentesting environments
  • Dedicated Linux analysis environments
Current Infrastructure:

Node 1 (France):
  • Xeon 4C/8T
  • 64 GB RAM
  • 2 TB HDD RAID
  • Core infrastructure, dashboard, APIs, reports, storage
Node 2 (Germany):
  • AMD EPYC 16C
  • 128 GB RAM
  • NVMe RAID
  • Dedicated VM hypervisor infrastructure
RxCloud CyberLab continues to evolve step by step into a larger multi-node cybersecurity lab platform.

The philosophy remains unchanged:
A true VM in one click.
No simulation.
No fake environments.
Real systems. Real analysis. Real telemetry.

Welcome to the Arena. 👾
 
🚧 RxCloud CyberLab – Major Infrastructure Upgrade 🚧

A major backend infrastructure expansion is currently in progress.

The new secondary infrastructure node is now securely connected to the main RxCloud CoreLab orchestration system through a dedicated encrypted site-to-site backbone.

This upgrade introduces:
• Distributed VM orchestration
• Multi-node lab allocation
• Expanded ReverseLab & PentestLab capacity
• Linux-based analysis environments (REMnux / Kali / Ubuntu)
• Improved session routing and infrastructure resilience
• Centralized orchestration with distributed compute nodes

The Arena is evolving.

More capacity. More scalability. More CyberLab.

Welcome to the next generation of RxCloud CyberLab.
 
🧾RxCloud CyberLab – Major Infrastructure Upgrade

📅Date: 2026-05-22
🛠Maintenance duration: 21h30


🔥 New High-Performance Dedicated Server Added — Node2

Hosted at OVHcloud Germany

  • AMD EPYC — 16 Cores / 32 Threads
  • 128 GB RAM
  • NVMe SSD RAID


🖥️ RxCloud Dashboard

Version: 0.0.5.7_Stable

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  • Dashboard updated to support Node2 in:
    • Server Health
    • Lab VMs Status
  • Added new VM kinds to Request Slot
  • Added new secure APIs for Node2 management through WireGuard site-to-site encapsulation


🤖 RxLab Agent — Windows

  • Added Browser Telemetry module:
    • Captures browser navigation activity
    • Captures downloaded files
  • Improved low-level AV vendor event hooking


🐧 RxLab Agent — Linux (NEW)

New Linux agent for RxCloud CyberLab, compatible with:
  • Ubuntu
  • Kali Linux
  • REMnux

➤ Features
  • Native Linux VM support
  • Standalone Go amd64 binary
  • systemd service with auto-restart
  • Session-aware monitoring (starts only when slot is active)
  • Supported Linux lab types:
    • pentestlinux
    • pentestkali
    • reverselinux
  • Compatible telemetry export for RxLab Reports & RxAtlas
  • Session artifacts export:
    • core.log
    • meta.json
    • notes
    • structured telemetry
  • API export + local fallback support
  • Automatic sample retrieval from Dashboard
  • Secure Analyst Notes support
  • Desktop shortcuts for Notes & Deposit when supported

➤ Linux Telemetry
  • Process monitoring:
    • PID / PPID
    • user
    • binary path
    • arguments
    • SHA256 when available
  • Network monitoring:
    • TCP/UDP connections
    • IP / port / protocol
    • process association when available
  • Sensitive file activity monitoring
  • Linux persistence detection:
    • cron
    • systemd
    • shell profiles
    • autostart
    • SSH authorized_keys
  • Controlled reading of:
    • auth
    • syslog
    • kern
    • audit
    • journalctl
  • Optional browser telemetry:
    • Firefox
    • Chromium
    • Chrome

➤ Integration
  • Compatible with existing RxCloud pipeline
  • Compatible with RxLab Reports & RxAtlas
  • Supports Dashboard sample deposits
  • Supports local fallback mode

➤ Supported Distributions
  • Ubuntu
  • Kali Linux
  • REMnux Noble amd64


📄 RxLab Reports — Linux Support

  • Linux-adapted labels and analysis coverage
  • Removed irrelevant Windows-specific references from Linux reports
  • Reduced normal Linux/Kali environment noise:
    • remote desktop components
    • Linux desktop environment
    • VM integrations
    • normal system services
  • Improved prioritization of suspicious Linux behaviors:
    • download + execution from /tmp
    • permission changes
    • cron/systemd/autostart modifications
    • unusual network behaviors
    • suspicious shell patterns
  • Windows compatibility fully preserved


🌐 RxCloud Atlas — Linux Support

  • Linux platform display support
  • Improved Linux process/file/network/security visualization
  • Better Linux persistence visibility


⚙️ Infrastructure Layout

Master (Recovery / Core Infrastructure)

  • Windows ReverseLab → 4 VMs
  • Windows PentestLab → 4 VMs
  • Master allocates its VM pool only if Node2 is full or under maintenance

Node2 (Slave / High Performance Compute)

  • Windows ReverseLab → 4 VMs
  • Windows PentestLab → 4 VMs
  • Kali Linux → 2 VMs
  • Pentest Ubuntu → 1 VM
  • Reverse REMnux Linux → 2 VMs

Node2 can run up to 13 simultaneous VMs


📝 Notes

  • VM session video recording will soon be deployed
  • Dashboard, Atlas, APIs and user database remain hosted in France on the Master server
  • Node2 acts only as remote compute infrastructure for VM performance
 
🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-22
🛠Maintenance duration: 30 minutes


⚙️ RxCloud CoreLab Controller (Master & Slave) — HOTFIX

  • Improved multi-node session stability between Master and Node2
  • Fixed an issue where a lab session could remain active on the infrastructure after a failed node switch
  • Improved cleanup reliability when ending a VM session
  • Improved session handoff behavior when users are waiting in queue
  • Reduced the chance of stale or duplicated session states appearing in the Dashboard
  • Improved reliability of remote node health monitoring and session synchronization
  • Added safer handling for temporary communication interruptions between nodes
  • Improved VM availability detection after session termination
 
🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-22
🛠Maintenance duration: 30 minutes


🤖 RxLab Agent Windows — HOTFIX

  • Improved reliability during session termination and report generation
  • Telemetry reports are now transmitted more reliably after a user manually ends a session
  • Fixed an edge case where the Windows agent could stop collecting VM telemetry
  • Strengthened telemetry submission pipeline:
    • Hardened submission through the hypervisor layer
    • Improved transmission reliability through the WireGuard site-to-site tunnel toward the Master node
 
🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-23
🛠Maintenance duration: 30 minutes


⚙️ RxLab Transport & RxCloud CoreLab Controller

  • Improved end-of-session reliability
  • Better detection of “End session” requests for VMs hosted on remote nodes
  • Added a local end-of-session signal on nodes to help agents trigger log export faster
  • Improved generated report transport through the local fallback pipeline
  • RxLab Transport now correctly detects reports stored inside session subfolders
  • Fixed an issue where some reports could remain pending on a node instead of being transferred to the Master
  • Improved handling of Windows sessions on the multi-node infrastructure
  • Preserved existing behavior for already-working sessions
  • Added more useful technical logs for transfer diagnostics without exposing sensitive information
  • No workflow changes required for users:
    • Launch VM
    • Work normally
    • Click End session
 
🧾RxCloud CyberLab – Dashboard Update Changelog

📅Date: 2026-05-25
🛠Maintenance duration: 30 minutes


🖥️ RxCloud Dashboard

Version: 0.0.5.8_Stable
  • Improved Dashboard stability while retrieving node status information
  • Optimized remote node monitoring to prevent slowdowns after long uptime/activity periods
  • Added automatic cleanup for internal runtime logs
  • Reduced server-side memory usage for VM health and availability tracking
  • Fixed an issue where the Dashboard could become slow or unstable when internal history became too large


📝 Notes

  • Initial tests are currently underway for Android virtualization support
 
🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-26
🛠Maintenance duration: 1h00


🐧 RxLab Agent Linux

➤ Added
  • Added YARA detection layer with rules specifically written for Linux environments
  • Added VirusTotal layer using strict hash lookup only (no file uploads)
  • Added compatibility with the Defense Fusion Layer:
    • Correlation between YARA / VT / Linux heuristics
    • Linux-specific rewritten heuristics


🌐 RxCloud Atlas

  • Added support for Linux YARA / VT / Heuristics layers
  • Improved visualization and interpretation of Linux detection layers


📄 RxLab Reports

  • Added support for Linux YARA / VT / Heuristics layers
  • Linux reports now consume and display Fusion Layer results correctly


🧪 Linux PentestLab VMs

  • Applied latest package updates

🧬 Linux ReverseLab VMs

  • Applied latest reverse engineering tool package updates

⚔️ Kali PentestLab VMs

  • Applied latest offensive tooling package updates


📝 Notes

  • Android virtualization is still under active testing
  • Initial emulation tests appear promising on Xeon and EPYC platforms
 
🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-27
🛠Maintenance duration: 30 minutes


🐧 RxLab Agent Linux

  • Improved automatic activation of Linux analysis modules during active sessions
  • YARA and VirusTotal layers are now enabled by default, even if related fields are missing from the configuration file
  • Added clearer diagnostic logs inside agent.log to confirm which modules are active at startup
  • Improved loading of YARA rules installed with the agent
  • Improved systemd service reliability during agent installation startup
  • Full compatibility preserved with:
    • RxCloud pipeline
    • RxLab Reports
    • RxCloud Atlas
 
🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-28
🛠Maintenance duration: 60 minutes


🖥️ RxCloud Dashboard

Version: 0.0.5.9_Stable

  • The Dashboard now clearly notifies users when a VM cannot be allocated
  • Added a dedicated Allocation Failed visual state instead of an infinite loading indicator
  • Fixed an issue where Allocating VM could remain displayed even after a session had already ended or failed


⚙️ RxCloud CoreLab Controller
  • Fixed a rare issue where a VM request could remain stuck in a preparation state without starting
  • Improved VM allocation error handling
  • Improved synchronization between the queue state and actual session state
  • Strengthened queue stability to prevent ghost session states


📝 Notes
  • The next major Dashboard update (0.0.6.0_Stable) is approaching
  • Major UI polish is planned
  • Additional performance optimizations are currently in development
 
🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-30
🛠Maintenance duration: 30 minutes


📄 RxLab Reports — HOTFIX

  • Fixed a rare issue that could block PDF report generation
  • Improved compatibility with telemetry logs containing complex paths or enriched metadata
  • Report generation now handles nested and analysis-enriched artifacts more reliably
  • Affected reports can now be generated successfully without manual intervention
  • No changes to report content, telemetry collection, or analysis logic
  • User impact: Sessions that could previously remain stuck during PDF report generation are now processed correctly
 
🧾RxCloud CyberLab – Update Changelog

📅Date: 2026-05-30
🛠Maintenance duration: 3h30


🖥️ RxCloud Dashboard

Version: 0.0.6.0_Stable

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  • Visual redesign and UI polish for a more dynamic and modern experience
  • Enhanced animations and visual transitions throughout the Dashboard
  • Refined iconography for improved consistency and readability
  • Improved responsiveness for small screens
  • Enhanced mobile device compatibility


🌐 RxCloud Atlas

  • Visual redesign and UI polish for a more modern and engaging analyst experience
  • Improved responsiveness on smaller displays
  • Enhanced mobile compatibility
  • Additional visual refinements across Atlas views and intelligence maps


🐧 Linux VMs (Kali Linux, REMnux & Ubuntu)

  • Applied latest package updates
  • Added a desktop note containing root credential information for sudo operations


⚙️ Node2 Infrastructure

🧪 PentestLab Windows VMs

  • Performance optimizations

🧬 ReverseLab Windows VMs

  • Performance optimizations


⚙️ Node1 (Master Infrastructure)

🧪 PentestLab Windows VMs

  • Performance optimizations

🧬 ReverseLab Windows VMs

  • Performance optimizations


📝 Notes

  • Android virtualization tests have been successful
  • A dedicated Node3 for Android VMs is currently under evaluation
  • An RxCloud CyberLab mobile application is also being explored
  • Potential mobile features include:
    • Reserve VM slots
    • Receive slot-ready notifications
    • View PDF reports
    • View JSON reports
    • Manage Android VM sessions directly from a smartphone
 
🧾 RxCloud CyberLab – Update Changelog

📅 Date: 2026-06-02
🛠 Maintenance duration: 4h30


📄 RxLab Reports

  • Fixed centralized network extraction for PDF reports, JSON reports and AI-ready exports
  • Improved separation between:
    • DNS activity
    • Network connections
    • URLs
    • Browser-discovered hosts
    • Public IPs
    • Filtered noise
  • Fixed URL and IOC deduplication logic
  • External domains are now preserved without being automatically classified as malicious
  • Added conservative filtering for expected Microsoft, Mozilla and local-resolution domains
  • Excluded BAM, Tcpip and State runtime registry artifacts from strong persistence evidence and analyst timelines
  • Added a new JSON network_activity block automatically included in AI-ready exports


🌐 RxAtlas Compiler

  • Improved analysis report association reliability
  • Atlas now correctly links sessions to their corresponding analysis reports even when filenames or timestamps differ
  • Fixed cases where Atlas incorrectly switched to fallback mode despite a valid report being available
  • Atlas now mirrors report values exactly when an official report exists:
    • Classification
    • Threat Level
    • Risk Score
    • Confidence
    • Payload Status
    • Persistence
    • Network Activity
  • Browser activity and download events are now displayed correctly
  • Dropped-and-executed payloads are now reliably detected
  • Execution chains are reconstructed more accurately:
    • Parent → Child resolution improved
    • System noise reduced
    • Chronological ordering improved

Improvements

  • More faithful fallback mode when official reports are unavailable
  • Fallback analysis now reconstructs:
    • Browser activity
    • Network & DNS activity
    • Payload execution
    • Process chains
    • YARA indicators
    • VirusTotal indicators
    • IOCs
  • Official analysis reports remain the primary source of truth
  • Atlas enriches reports without recalculating verdicts
  • Improved tolerance for incomplete or very large reports
  • Behavior Maps and Explain Engine now better highlight:
    • Suspicious processes
    • YARA detections
    • VirusTotal detections
    • Executed payloads
  • Improved consistency across Atlas views and session analysis outputs


📝 Notes

  • This update focuses on improving analytical consistency between RxLab Reports, RxAtlas and AI-ready exports
  • Atlas now follows the official analysis report as the source of truth while continuing to provide enriched visualization and contextual intelligence
 
🧾 RxCloud CyberLab – Dashboard Update Changelog

📅 Date: 2026-06-03
🛠 Maintenance duration: 30 minutes


🖥️ RxCloud Dashboard

Version: 0.0.6.1_Stable

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  • Improved the My Private Reports section within the Dashboard
  • Added a Threat Score badge directly on each report
  • Added a color-coded Risk Level badge:
    • Green → Low Risk
    • Orange → Medium Risk
    • Red → High Risk
  • PDF reports can now be opened directly inside an integrated Dashboard modal
  • JSON reports can now be opened directly inside an integrated Dashboard modal
  • Added quick actions inside report modals:
    • Open in a new tab
    • Download report
  • Improved JSON report readability with formatted rendering when supported
  • No changes to report generation or existing analysis data


📝 Notes
  • This update focuses on improving report accessibility and analyst experience directly from the Dashboard
  • The next updates will continue to improve usability and visual consistency across RxCloud CyberLab
 
📢 RxCloud CyberLab – Development Update

After several months of development, bug fixing, UI improvements and infrastructure upgrades, the RxCloud CyberLab dashboard has reached a level of maturity and stability that we are happy with.

As a result, no major dashboard redesigns or feature overhauls are currently planned. Future work on the dashboard will mainly focus on stability improvements, bug fixes and small quality-of-life enhancements.

My next major development objectives are:

📱 Android Virtual Machines (AndroidLab)

* Dedicated Android analysis environments
* APK testing and behavioral observation
* Expanded mobile malware research capabilities

🎥 Session Video Recording

* Optional recording of VM sessions
* Replay and review of analyst activity
* Improved documentation and investigation workflows

🌐 Continued improvements to Atlas Behavioral Intelligence

* Correlation enhancements
* Better telemetry reconstruction
* Additional analysis capabilities

Thank you to everyone testing RxCloud CyberLab, reporting bugs and providing feedback. ❤️

Welcome to the Arena. ⚔️

— RoxasDev
 
🧾 RxCloud CyberLab – Dashboard Update Changelog

📅 Date: 2026-06-07
🛠 Maintenance duration: 30 minutes


🖥️ RxCloud Dashboard

Version: 0.0.6.2_Stable

Optimizations

  • Improved performance and responsiveness on systems without a dedicated GPU (Intel and AMD integrated graphics).
  • RxCloud Atlas and the Dashboard now consume significantly fewer graphical resources.
  • Added automatic performance mode: on lower-end systems, rendering automatically adapts to maintain a smooth experience without any user action required.
  • Optimized cursor rendering and visual effects for lower GPU usage and improved responsiveness.

Design

  • No visual changes: the overall design, animated cursor and background animations remain exactly the same.
  • On higher-end systems, the visual experience remains identical.
  • Reduced GPU load generated by blur effects and animated backgrounds while preserving the same visual quality.


📝 Notes
  • This update focuses on performance optimization and accessibility across a wider range of hardware configurations.
  • The goal is to provide a smoother experience on integrated graphics systems while maintaining the premium visual appearance of RxCloud CyberLab.
 
🧾 RxCloud CyberLab – Update Changelog

📅 Date: 2026-06-07
🛠 Maintenance duration: 30 minutes


⚙️ CoreLab Controller

  • Improved reliability of telemetry export when a lab session reaches its time limit
  • Added an additional safety mechanism for sessions approaching expiration, helping the agent finalize and submit reports more consistently
  • Improved handling of rare timeout edge cases where a VM session ended normally but telemetry was not received
  • Applied the fix across both primary and fallback lab capacity, including distributed nodes
  • No changes to normal End Session behavior
  • No changes to existing Windows lab workflows or user experience
  • No impact on Linux/Kali telemetry handling
  • General CoreLab Controller stability improvements for session lifecycle management


📝 Notes

  • This update focuses on improving report reliability and telemetry delivery at the end of lab sessions
  • Particular attention was given to distributed node environments and timeout-related edge cases
 

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