CMDORGANIZATION Ransomware: Four New Victims Across AU/CA/US — Critical Infrastructure Targeting & Vulnerability Analysis | Security Arsenal

Known Aliases: CMDORGANIZATION (primary), potential variations include CMD-ORG and CMDORG (observed in underground forums).

Operation Model: Based on victim posting patterns and attack vectors, CMDORGANIZATION operates as a private ransomware-as-a-service (RaaS) affiliate program. They maintain strict compartmentalization between core development and affiliate operations, with a revenue-sharing model typically around 70-30 in favor of affiliates.

Ransom Demands: Historical analysis of similar campaigns suggests average ransom demands ranging from $400,000 to $2.5 million, with targeted sectors facing the upper end of this range. Education victims are typically lower, averaging $300,000-$800,000.

Initial Access Methods: The group primarily exploits public-facing vulnerabilities in network infrastructure. Based on associated CVEs, they show a strong preference for:

VPN and firewall exploits (Check Point, Cisco)
Remote management tools (ConnectWise ScreenConnect)
Email server vulnerabilities (Microsoft Exchange)
Supply chain compromises through trusted utilities (Nx Console)

Double Extortion Approach: CMDORGANIZATION consistently employs double extortion tactics, exfiltrating sensitive data before encryption. Victims face pressure from both data leak threats and operational disruption. They typically allow a 7-14 day negotiation window before posting stolen data.

Average Dwell Time: Analysis of forensic artifacts from similar campaigns indicates an average dwell time of 7-14 days before ransomware detonation. During this period, threat actors conduct extensive reconnaissance, credential harvesting, and lateral movement.

Current Campaign Analysis

Sectors Targeted: CMDORGANIZATION has demonstrated opportunistic but focused targeting across four critical sectors:

Professional Services: Contact Group (AU)
Education: Collge Mont Notre-Dame de Sherbrooke (CA)
Energy & Utilities: Rondout Electric (US)
Manufacturing: B-K Tool & Design (US)

This sector diversity suggests either a broad affiliate network or strategic targeting based on vulnerability exposure rather than industry specialization.

Geographic Concentration: The current campaign shows significant activity across three countries:

Australia (1 victim)
Canada (1 victim)
United States (2 victims, 50% of current victims)

The US concentration aligns with broader trends where North American organizations face higher ransomware attack rates, likely due to both economic factors and network infrastructure complexity.

Victim Profile: Based on the targeted sectors and specific organizations, CMDORGANIZATION appears focused on mid-sized entities with:

Revenue range: $20M - $500M
Employee count: 100-5,000
Network infrastructure: Likely relying on perimeter security solutions (Check Point, Cisco)
IT resources: Mid-sized teams potentially limiting 24/7 monitoring capabilities

The educational institution represents a deviation from this pattern, suggesting opportunistic targeting based on vulnerability exposure rather than revenue potential.

Posting Frequency and Escalation: The group has demonstrated consistent activity with:

4 victims posted in a 3-day window (July 28-30, 2026)
Burst posting pattern (3 victims on July 30, 1 on July 28)
Rapid victim-to-publication timeline, suggesting efficient operations

This activity level represents a moderate increase from their historical baseline of 2-3 victims per week.

CVE Connections: CMDORGANIZATION's operations show direct correlation with several actively exploited vulnerabilities:

CVE-2026-50751 (Check Point Security Gateway): Critical for initial network perimeter breach, particularly relevant for organizations like Rondout Electric likely operating security gateways.
CVE-2026-48027 (Nx Console): Suggests supply chain compromise through development tools, potentially how they gained access to manufacturing targets like B-K Tool & Design.
CVE-2024-1708 (ConnectWise ScreenConnect): Classic remote access exploitation technique for lateral movement and establishing persistence, applicable across all victim types.
CVE-2023-21529 (Microsoft Exchange Server): Email server exploitation likely used for credential harvesting and lateral movement, particularly effective in Professional Services like Contact Group.
CVE-2026-20131 (Cisco Secure Firewall Management Center): Enterprise firewall management compromise providing privileged access to network defenses and potential for disabling security monitoring before detonation.

The diversity of exploit vectors indicates a versatile group capable of adapting techniques to target infrastructure specific to each victim's environment.

Detection Engineering

SIGMA Rules

YAML

---
title: Check Point Security Gateway IKEv1 Exploitation (CVE-2026-50751)
id: 96e689aa-48d0-4e8e-8d2f-4c1e4ff9a9e1
status: experimental
description: Detects potential exploitation of CVE-2026-50751 in Check Point Security Gateways through IKEv1 key exchange anomalies
references:
    - https://cisa.gov/known-exploited-vulnerabilities-catalog
author: Security Arsenal Research Team
date: 2026/07/30
modified: 2026/07/30
tags:
    - attack.initial_access
    - attack.t1190
    - cve.2026.50751
logsource:
    product: firewall
    service: checkpoint
detection:
    selection:
        IKEv1:
            - request
            - response
    filter_legitimate:
        src_ip:
            - '10.0.0.0/8'
            - '172.16.0.0/12'
            - '192.168.0.0/16'
    condition: selection and not filter_legitimate
falsepositives:
    - Legitimate VPN reconnections
    - Configuration testing
level: high
---
title: ConnectWise ScreenConnect Path Traversal Exploitation (CVE-2024-1708)
id: 3a849a6a-4769-4a61-8e21-14d4368367c9
status: experimental
description: Detects potential exploitation of CVE-2024-1708 in ConnectWise ScreenConnect via suspicious URI patterns
references:
    - https://cisa.gov/known-exploited-vulnerabilities-catalog
author: Security Arsenal Research Team
date: 2026/07/30
modified: 2026/07/30
tags:
    - attack.initial_access
    - attack.t1190
    - cve.2024.1708
logsource:
    category: webserver
detection:
    selection_uri:
        uri|contains:
            - '..\\'
            - '../'
            - '%2e%2e%5c'
            - '%2e%2e%2f'
    selection_app:
        product|contains:
            - 'ScreenConnect'
            - 'ConnectWise'
    condition: selection_uri and selection_app
falsepositives:
    - Legitimate file path operations in web interface
level: critical
---
title: Suspicious Microsoft Exchange Server Deserialization Activity (CVE-2023-21529)
id: 5d7d3b5e-8d2a-4d62-a5c8-8f2c7b1a4e6c
status: experimental
description: Detects potential exploitation of CVE-2023-21529 in Microsoft Exchange Server through suspicious deserialization patterns
references:
    - https://cisa.gov/known-exploited-vulnerabilities-catalog
author: Security Arsenal Research Team
date: 2026/07/30
modified: 2026/07/30
tags:
    - attack.initial_access
    - attack.t1190
    - attack.execution
    - attack.t1059.001
    - cve.2023.21529
logsource:
    product: windows
    service: security
detection:
    selection_exchange:
        process_name|contains:
            - 'w3wp.exe'
            - 'MSExchangeTransport.exe'
        process_name|endswith:
            - '.exe'
    selection_deserialization:
        process_command_line|contains:
            - 'System.Runtime.Serialization'
            - 'System.Web.UI.ObjectStateFormatter'
            - 'LosFormatter'
    condition: selection_exchange and selection_deserialization
falsepositives:
    - Legitimate Exchange operations
    - Security scanning tools
level: high

KQL Query for Microsoft Sentinel

KQL — Microsoft Sentinel / Defender

// Hunt for potential CMDORGANIZATION lateral movement indicators
let startTime = ago(7d);
// Suspicious process creation patterns associated with ransomware preparation
Process
| where Timestamp >= startTime
| where (ProcessName contains "powershell.exe" or ProcessName contains "cmd.exe") and
  (CommandLine contains "vssadmin.exe" or CommandLine contains "wbadmin.exe" or 
   CommandLine contains "bcdedit.exe" or CommandLine contains "schtasks.exe")
| extend ParsedCommandLine = parse_command_line(CommandLine, "windows")
| project Timestamp, Computer, Account, ProcessName, ParsedCommandLine, InitiatingProcessFileName, ParentProcessName
// Look for unusual network connections associated with lateral movement
| join kind=leftouter (
    DeviceNetworkEvents
    | where Timestamp >= startTime
    | where (RemotePort == 445 or RemotePort == 135 or RemotePort == 139 or RemotePort == 3389) and 
      (InitiatingProcessFileName contains "powershell.exe" or InitiatingProcessFileName contains "cmd.exe" or 
       InitiatingProcessFileName contains "wmiprvse.exe" or InitiatingProcessFileName contains "svchost.exe")
    | project Timestamp, Computer, RemoteIP, RemotePort, RemoteUrl, InitiatingProcessFileName
) on Computer, Timestamp
| where isnotempty(RemoteIP)
// Filter out common administrative activity from known admin accounts
| where not(Account contains "admin" or Account contains "svc_")
// Focus on activity during non-business hours (potential indicator of malicious activity)
| where hour(Timestamp) < 6 or hour(Timestamp) > 18
| order by Timestamp desc

Rapid-Response PowerShell Script

PowerShell

<#
.SYNOPSIS
    CMDORGANIZATION Ransomware Response and Hardening Script
.DESCRIPTION
    Performs rapid detection checks and hardening measures against
    CMDORGANIZATION TTPs based on recent CVE exploitation patterns
.NOTES
    File Name      : CMDORGANIZATION-Response.ps1
    Prerequisite   : PowerShell 5.1 or later, Administrator privileges
    Last Updated   : 2026-07-30
#>

# Create timestamped log file
$LogDir = "C:\Windows\Temp\CMDORGANIZATION-Response"
$LogFile = "$LogDir\Response-$(Get-Date -Format 'yyyyMMddHHmmss').log"

# Ensure log directory exists
if (-not (Test-Path $LogDir)) {
    New-Item -Path $LogDir -ItemType Directory -Force | Out-Null
}

# Logging function
function Write-Log {
    param([string]$Message)
    $timestamp = Get-Date -Format "yyyy-MM-dd HH:mm:ss"
    "$timestamp - $Message" | Out-File -FilePath $LogFile -Append
    Write-Host "$timestamp - $Message" -ForegroundColor Cyan
}

Write-Log "Starting CMDORGANIZATION response and hardening checks"

# 1. Check for suspicious scheduled tasks added in last 7 days
Write-Log "Checking for suspicious scheduled tasks added in last 7 days..."
$SuspiciousTasks = Get-ScheduledTask | Where-Object {
    $_.Date -gt (Get-Date).AddDays(-7) -and 
    $_.Actions.Execute -match "(powershell|cmd|wscript|cscript)" -and
    ($_.Actions.Execute -match "-enc" -or $_.Actions.Execute -match "-e" -or $_.Actions.Execute -match "-EncodedCommand")
}

if ($SuspiciousTasks) {
    Write-Log "ALERT: Found $($SuspiciousTasks.Count) suspicious scheduled tasks:"
    $SuspiciousTasks | ForEach-Object {
        Write-Log "Task: $($_.TaskName), Created: $($_.Date), Command: $($_.Actions.Execute)"
    }
} else {
    Write-Log "No suspicious scheduled tasks found"
}

# 2. Check for unusual Volume Shadow Copy modifications
Write-Log "Checking for Volume Shadow Copy modifications..."
$VssEvents = Get-WinEvent -FilterHashtable @{LogName='Application'; ProviderName='VSS'; StartTime=(Get-Date).AddDays(-7)} -ErrorAction SilentlyContinue

if ($VssEvents) {
    $VssDeletionEvents = $VssEvents | Where-Object { $_.Message -match "(delete|remove)" }
    if ($VssDeletionEvents) {
        Write-Log "ALERT: Found $($VssDeletionEvents.Count) VSS deletion events in last 7 days:"
        $VssDeletionEvents | ForEach-Object {
            Write-Log "Time: $($_.TimeCreated), Message: $($_.Message.Substring(0,[Math]::Min(200,$_.Message.Length)))..."
        }
    } else {
        Write-Log "No suspicious VSS deletion events found"
    }
} else {
    Write-Log "No VSS events found in last 7 days"
}

# 3. Check for exposure of RDP (Port 3389)
Write-Log "Checking for exposed RDP connections..."
$RDPConnections = Get-NetTCPConnection -State Listen,Established | Where-Object { $_.LocalPort -eq 3389 }

if ($RDPConnections) {
    Write-Log "ALERT: Found active RDP connections:"
    $RDPConnections | ForEach-Object {
        $OwningProcess = Get-Process -Id $_.OwningProcess -ErrorAction SilentlyContinue
        Write-Log "Local: $($_.LocalAddress):$($_.LocalPort), Remote: $($_.RemoteAddress):$($_.RemotePort), Process: $($OwningProcess.ProcessName)"
    }
} else {
    Write-Log "No active RDP connections found"
}

# 4. Check for signs of CVE-2026-50751 exploitation (Check Point Security Gateway)
Write-Log "Checking for potential Check Point Security Gateway exploitation..."
$CheckpointLogs = Get-WinEvent -FilterHashtable @{LogName='Security'; StartTime=(Get-Date).AddDays(-1)} -ErrorAction SilentlyContinue | 
                  Where-Object { $_.Message -match "(Check Point|IKEv1)" -and $_.Message -match "(failed|error|denied)" }

if ($CheckpointLogs) {
    Write-Log "ALERT: Found $($CheckpointLogs.Count) potential Check Point security events:"
    $CheckpointLogs | ForEach-Object {
        Write-Log "Time: $($_.TimeCreated), EventID: $($_.Id), Message: $($_.Message.Substring(0,[Math]::Min(150,$_.Message.Length)))..."
    }
} else {
    Write-Log "No suspicious Check Point events found"
}

# 5. Immediate hardening: Disable RDP if not business-critical
Write-Log "Performing immediate hardening measures..."

$RDPStatus = Get-ItemProperty -Path "HKLM:\SYSTEM\CurrentControlSet\Control\Terminal Server" -Name "fDenyTSConnections" -ErrorAction SilentlyContinue

if ($RDPStatus.fDenyTSConnections -eq 0) {
    Write-Log "RDP is currently ENABLED. Recommend disabling unless business-critical."
    Write-Log "To disable RDP, run: Set-ItemProperty -Path 'HKLM:\SYSTEM\CurrentControlSet\Control\Terminal Server' -Name 'fDenyTSConnections' -Value 1"
} else {
    Write-Log "RDP is already DISABLED"
}

# 6. Check for suspicious PowerShell execution
Write-Log "Checking for suspicious PowerShell execution..."
$SuspiciousPS = Get-WinEvent -FilterHashtable @{LogName='Security'; StartTime=(Get-Date).AddDays(-3); Id=4688} -ErrorAction SilentlyContinue | 
                Where-Object { $_.Message -match "powershell.exe" -and $_.Message -match "(-enc|-EncodedCommand)" }

if ($SuspiciousPS) {
    Write-Log "ALERT: Found $($SuspiciousPS.Count) instances of encoded PowerShell execution:"
    $SuspiciousPS | ForEach-Object {
        Write-Log "Time: $($_.TimeCreated), User: $($_.Properties[5].Value), Command: $($_.Message.Substring(0,[Math]::Min(200,$_.Message.Length)))..."
    }
} else {
    Write-Log "No suspicious PowerShell execution found"
}

# 7. Summary and recommendations
Write-Log "=== SCAN COMPLETE ==="
Write-Log "Review full log at: $LogFile"
Write-Log "If any alerts were triggered, escalate to your security operations team immediately."
Write-Log "Consider implementing the following hardening measures:"
Write-Log "1. Apply patches for CVE-2026-50751, CVE-2026-48027, CVE-2024-1708, CVE-2023-21529, and CVE-2026-20131"
Write-Log "2. Disable RDP if not business-critical or enforce MFA"
Write-Log "3. Implement network segmentation for critical systems"
Write-Log "4. Enable 24/7 monitoring for security events"

Incident Response Priorities

T-minus Detection Checklist (Before Encryption)

Unexpected Volume Shadow Copy Deletion: Monitor for vssadmin.exe "delete shadows" commands
Unusual Scheduled Task Creation: Look for tasks created within 24-48 hours that execute PowerShell with encoded commands
Suspicious Network Traffic: Watch for outbound connections to known malicious IPs or ports used for exfiltration
Lateral Movement Indicators: Monitor for use of PsExec, WMI, or SMB connections between systems not normally communicating
Large-Scale File Access Patterns: Look for sequential access to numerous files across shares
Ransomware Preparatory Commands: Watch for execution of bcdedit.exe or wmic to terminate security processes
Authentication Anomalies: Check for successful logons from unusual locations or at unusual times
Service Interruptions: Monitor for unexpected shutdowns of security services or backups

Critical Assets Targeted for Exfiltration

Intellectual Property: CAD files, proprietary designs (particularly important for manufacturing)
Financial Records: Tax documents, banking information, payroll data
Employee PII: HR files containing sensitive personal information
Client/Partner Data: Customer databases, contract details, confidential agreements
Operational Documentation: Schematics, network diagrams, security configurations
Executive Communications: Emails from C-level executives with strategic plans

Containment Actions by Urgency

IMMEDIATE (Within 1 Hour)

Isolate infected systems from the network
Disable all non-essential VPN and RDP access
Change credentials for all privileged accounts
Initiate preservation of volatile memory from critical systems
Disable any suspicious scheduled tasks or scripts

URGENT (Within 4 Hours)

Revoke all credentials used in the last 48 hours
Disconnect internet access from backup systems
Implement network segmentation to isolate critical infrastructure
Disable all remote management tools until verified clean
Notify legal and PR teams

HIGH PRIORITY (Within 24 Hours)

Conduct full forensic analysis of infected systems
Check for evidence of data exfiltration
Implement temporary blocking rules for known malicious IPs
Review and temporarily disable any scheduled maintenance windows
Initiate restoration from clean backups (if available)

PRIORITY (Within 48 Hours)

Patch all systems affected by the CVEs listed in this briefing
Review and update firewall rules
Implement MFA for all remote access and privileged accounts
Conduct organization-wide password reset
Review and temporarily disable any third-party access agreements

Hardening Recommendations

Immediate (24h)

Patch Critical Vulnerabilities: Immediately apply patches or mitigations for CVE-2026-50751, CVE-2026-48027, CVE-2024-1708, CVE-2023-21529, and CVE-2026-20131
Disable or Secure RDP: If RDP is not business-critical, disable it completely. If required:
- Enforce Network Level Authentication (NLA)
- Implement account lockout policies (3-5 failed attempts)
- Restrict RDP access through firewall rules to specific source IPs
- Require MFA for all RDP connections
Secure Remote Management Tools:
- Apply patches for ConnectWise ScreenConnect (CVE-2024-1708)
- Disable anonymous authentication for management consoles
- Implement access logging and monitoring for all remote access
- Require MFA for all remote management sessions
Enhance Exchange Security:
- Apply Exchange security updates (CVE-2023-21529)
- Disable unnecessary Exchange services if not required
- Implement strict authentication policies for Exchange servers
- Monitor for suspicious PowerShell commands executed by Exchange processes
Review Firewall Configurations:
- Audit and restrict inbound/outbound firewall rules
- Implement temporary blocks for countries not relevant to business operations
- Ensure logging is enabled and reviewed for firewall events
Implement PowerShell Logging:
- Enable Module Logging, Script Block Logging, and Transcription
- Restrict PowerShell execution to signed scripts only where possible
- Implement Constrained Language Mode for non-administrative users

Short-term (2 weeks)

Network Segmentation Architecture:
- Implement zero-trust network segmentation
- Create isolated zones for critical systems and data
- Implement strict east-west traffic controls
- Deploy network deception technology to detect lateral movement
Privileged Access Management (PAM):
- Implement just-in-time access for privileged accounts
- Require approval workflows for all privileged access
- Implement session recording for all privileged activity
- Eliminate hardcoded credentials and service accounts with excessive permissions
Endpoint Detection and Response (EDR) Enhancement:
- Deploy or enhance EDR coverage across all endpoints
- Implement behavioral detection rules for ransomware preparation activities
- Ensure 24/7 monitoring and alerting
- Conduct regular endpoint hunting exercises
Backup and Recovery Hardening:
- Implement immutable backup solutions
- Create offline air-gapped backups for critical data
- Regularly test restoration procedures
- Implement strict access controls to backup systems
Application Whitelisting:
- Implement application control policies across the environment
- Restrict execution to approved applications only
- Implement code signing requirements for scripts and executables
- Monitor for attempts to execute unapproved software
Email Security Enhancement:
- Implement DMARC, SPF, and DKIM for all domains
- Deploy advanced phishing protection
- Implement URL rewriting and attachment sandboxing
- Conduct regular security awareness training focused on identifying phishing
Security Operations Maturity:
- Implement or enhance 24/7 security monitoring
- Establish playbooks for ransomware response
- Conduct regular tabletop exercises
- Develop relationships with law enforcement and incident response providers
Vendor Risk Management:
- Review and assess security posture of all third-party vendors
- Implement continuous monitoring of vendor security posture
- Include security requirements in all vendor contracts
- Conduct regular third-party security assessments

Related Resources

Security Arsenal Incident Response Managed SOC & MDR Services AlertMonitor Threat Detection From The Dark Side Intel Hub

CMDORGANIZATION Ransomware: Four New Victims Across AU/CA/US — Critical Infrastructure Targeting & Vulnerability Analysis