PLAY Ransomware Gang: US Sector Blitz — 3 New Victims & Critical Firewall/VPN Exploits

Threat Actor Profile — PLAY

Aliases: Play, Playcrypt

Operational Model: Ransomware-as-a-Service (RaaS) with a closed-knit affiliate core. PLAY is known for high operational security and a "name-and-shame" leak site that is frequently updated.

Ransom Demands: Typically range from $500,000 to several million USD, dictated by victim revenue and perceived ability to pay.

Initial Access Vectors: PLAY aggressively exploits external-facing vulnerabilities. Historically reliant on Fortinet VPN vulnerabilities, they have shifted focus to emerging CVEs in network perimeter devices (Check Point, Cisco) and remote management tools (ConnectWise ScreenConnect). Phishing remains a secondary vector.

Extortion Strategy: Strict double extortion. PLAY exfiltrates sensitive data prior to encryption and pressures victims by threatening to release employee PII, customer databases, and intellectual property. They are known to follow through on leaks if ransoms are not paid.

Average Dwell Time: Short (2–4 days). PLAY operators move rapidly from initial access to lateral movement and encryption to minimize defender reaction time.

Current Campaign Analysis

Sectors Targeted: The recent postings (2026-08-01) indicate a concentrated campaign against:

• Retail & E-Commerce (The Butcher Brothers)
• Manufacturing (Sigma Plastics Group)
• Professional Services (Cambridge Management)

Geographic Concentration: 100% United States. This suggests a specific focus on US-based entities, potentially due to currency valuation or the higher likelihood of insurance payouts.

Victim Profile: The targets range from mid-market to large enterprises.

• The Butcher Brothers: Likely high revenue based on retail footprint.
• Sigma Plastics Group: Major manufacturing entity, implying high-value intellectual property and operational technology (OT) networks.

Observed Posting Frequency: PLAY posted 3 victims on a single day (2026-08-01) following a relative lull. This burst activity usually indicates a successful exploitation of a specific vulnerability across multiple targets or a "dump" of completed negotiations.

CVE Connection & Initial Access: The alignment of recent victims with the following CISA KEV vulnerabilities suggests these are the primary ingress vectors for this campaign:

• CVE-2026-50751 (Check Point Security Gateway): Improper authentication in IKEv1 allows unauthenticated attackers to bypass VPN security. Given the US-centric targeting, this is a high-probability vector for network intrusion.
• CVE-2026-20131 (Cisco Secure Firewall FMC): Deserialization vulnerability allowing RCE. Compromising the firewall management center gives attackers god-view access to network traffic rules.
• CVE-2024-1708 (ConnectWise ScreenConnect): A classic PLAY tool for lateral movement once inside the perimeter, allowing remote code execution on internal workstations.

Detection Engineering

Sigma Rules

---
title: Potential Check Point IKEv1 Exploitation CVE-2026-50751
id: 4a8f9c12-7b3a-4e1d-9c5f-1a2b3c4d5e6f
description: Detects potential exploitation of Check Point Security Gateway IKEv1 improper authentication vulnerability leading to unauthorized VPN access.
status: experimental
date: 2026/08/02
author: Security Arsenal Research
references:
    - https://www.cisa.gov/known-exploited-vulnerabilities-catalog
logsource:
    product: firewall
definition:
    condition: selection
fields:
    - src_ip
    - dst_ip
    - protocol
falsepositives:
    - Legitimate misconfigured VPN clients
level: critical
tags:
    - cve.2026.50751
    - attack.initial_access
    - play
selection:
    protocol|contains: 'IKE'
    ike_version: 'v1'
    action: 'accept'
    anomaly|re|race: '.*[Ii]nvalid [Aa]uth.*|.*[Aa]uth [Ff]ail.*'
---
title: ConnectWise ScreenConnect Path Traversal Exploitation CVE-2024-1708
id: 5b9g0d23-8c4b-5f2e-0d6g-2b3c4d5e6f7g
description: Detects exploitation attempts of ConnectWise ScreenConnect path traversal vulnerability often used by PLAY for lateral movement.
status: experimental
date: 2026/08/02
author: Security Arsenal Research
logsource:
    category: web
definition:
    condition: selection
falsepositives:
    - Legitimate administrative access (rare with these specific patterns)
level: high
tags:
    - cve.2024.1708
    - attack.lateral_movement
    - play
selection:
    cs-uri-query|contains:
        - '../'
        - '..%5c'
        - '%2e%2e%2f'
    cs-uri-stem|contains:
        - '/SetupWizard.aspx'
        - '/Host.ashx'
---
title: PLAY Ransomware Staging Patterns - Rclone and Vssadmin
id: 6c0h1e34-9d5c-6g3f-1e7h-3c4d5e6f7g8h
description: Detects common tools used by PLAY ransomware for data exfiltration (rclone) and disabling recovery (vssadmin).
status: experimental
date: 2026/08/02
author: Security Arsenal Research
logsource:
    category: process_creation
    product: windows
definition:
    condition: 1 of selection
falsepositives:
    - Legitimate administrator backup operations
level: critical
tags:
    - attack.impact
    - attack.exfiltration
    - play
selection_rclone:
    Image|endswith: '\rclone.exe'
    CommandLine|contains: 'config'
selection_vssadmin:
    Image|endswith: '\vssadmin.exe'
    CommandLine|contains: 'delete shadows'

KQL (Microsoft Sentinel)

Hunts for lateral movement and pre-encryption staging indicators associated with PLAY.

// Hunt for PLAY Ransomware Staging and Lateral Movement
let SuspiciousProcesses = datatable(Process:string: ["rclone.exe", "powershell.exe", "pwsh.exe", "cmd.exe"]);
let SuspiciousCommands = datatable(CommandPattern:string ["Invoke-Expression", "IEX", "DownloadString", "vssadmin delete shadows", "wbadmin delete catalog", "bcdedit /set" ]);
DeviceProcessEvents
| where FileName in~ (SuspiciousProcesses)
| where ProcessCommandLine has_any (SuspiciousCommands) 
 or (ProcessCommandLine contains "New-Item" and ProcessCommandLine contains "-Path" and ProcessCommandLine contains "$env:")
| project Timestamp, DeviceName, AccountName, FileName, ProcessCommandLine, InitiatingProcessFileName
| order by Timestamp desc

PowerShell

Rapid response script to enumerate scheduled tasks added recently and check Volume Shadow Copy status—a critical step before PLAY strikes.

<#
.SYNOPSIS
    PLAY Ransomware Rapid Response Audit
.DESCRIPTION
    Checks for recently created scheduled tasks and Volume Shadow Copy status.
#>

Write-Host "[+] PLAY Ransomware Response Audit - $(Get-Date)" -ForegroundColor Cyan

# 1. Check for Scheduled Tasks created in the last 7 days (Common persistence)
Write-Host "\n[*] Checking for Scheduled Tasks created/modified in the last 7 days..." -ForegroundColor Yellow
$CutoffDate = (Get-Date).AddDays(-7)
Get-ScheduledTask | ForEach-Object {
    $TaskInfo = $_ | Get-ScheduledTaskInfo
    if ($TaskInfo.LastRunTime -gt $CutoffDate -or $_.Date -gt $CutoffDate) {
        Write-Host "ALERT: Task '$($_.TaskName)' last run: $($TaskInfo.LastRunTime) Author: $($_.Author)" -ForegroundColor Red
    }
}

# 2. Check Volume Shadow Copy Service Status
Write-Host "\n[*] Checking Volume Shadow Copy (VSS) Storage..." -ForegroundColor Yellow
try {
    $vss = vssadmin list shadows
    if ($vss -match "No shadows found") {
        Write-Host "WARNING: No Shadow Copies found. System may be vulnerable to data loss." -ForegroundColor Red
    } else {
        Write-Host "INFO: Shadow Copies exist." -ForegroundColor Green
        $vss
    }
} catch {
    Write-Host "ERROR: Could not query VSS." -ForegroundColor Red
}

Incident Response Priorities

T-minus Detection Checklist (Pre-Encryption):

1. Network Perimeter Logs: Immediate scrub of firewall logs for IKEv1 anomalies (CVE-2026-50751) and FMC management interface access (CVE-2026-20131).
2. ScreenConnect Logs: Audit ConnectWise ScreenConnect logs for path traversal attempts on SetupWizard.aspx or Host.ashx.
3. Large Outbound Transfers: Monitor for sudden high-volume egress traffic, specifically on non-standard ports (PLAY often uses custom exfil ports).

Critical Assets Prioritized for Exfiltration:

• HR and Employee databases (PII)
• Customer Financial Records (Retail/Professional Services)
• CAD/CAM files and Proprietary Formulas (Manufacturing)

Containment Actions (Order by Urgency):

1. Isolate VPN Gateways: If Check Point gateways are suspected, disconnect the management interface from the internet immediately while keeping internal routing intact for investigation.
2. Disable ScreenConnect: Temporarily shut down all ConnectWise ScreenConnect instances until CVE-2024-1708 is verified patched.
3. Segment Critical Servers: Disconnect file servers and domain controllers from the general VLAN to stop SMB-based spread (PsExec/WMI).

Hardening Recommendations

Immediate (24h):

• Patch CVE-2026-50751: Apply the Check Point Security Gateway hotfix immediately.
• Patch CVE-2026-20131: Update Cisco Secure Firewall Management Center to the patched version.
• MFA Enforcement: Ensure all VPN and remote access solutions have enforced, phishing-resistant MFA.

Short-term (2 weeks):

• Network Segmentation: Implement strict Zero Trust segmentation between OT/IoT (Manufacturing) and IT networks.
• External Attack Surface Management (EASM): Conduct a scan to identify unauthorized VPN or RDP exposures.
• Remote Access Hygiene: Move away from password-based authentication for ScreenConnect and similar tools to token-based auth.

Related Resources

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