Incident Score: Analysis & Impact (PTCRAN1784903272)
The details regarding individual company incidents & reports gives you full view from every side.
Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Windchill, a PTC Technology's Ransomware and lateral movement inside company's environment.
- Overview of affected data sets, including SSNs and PHI, and why they materially increase incident severity.
- How Rankiteo’s incident engine converts technical details into a normalized incident score.
- How this cyber incident impacts Windchill, a PTC Technology Rankiteo cyber scoring and cyber rating.
- Rankiteo’s MITRE ATT&CK correlation analysis for this incident, with associated confidence level.
Full Incident Analysis Transcript
In this Rankiteo incident briefing, we review the Windchill, a PTC Technology breach identified under incident ID PTCRAN1784903272.
The analysis begins with a detailed overview of Windchill, a PTC Technology's information like the linkedin page: https://www.linkedin.com/company/ptc-windchill, the number of followers: 10315, the industry type: Software Development and the number of employees: None employees
After the initial compromise, the video explains how Rankiteo's incident engine converts technical details into a normalized incident score. The incident score before the incident was 649 and after the incident was 536 with a difference of -113 which is could be a good indicator of the severity and impact of the incident.
In the next step of the video, we will analyze in more details the incident and the impact it had on Windchill, a PTC Technology and their customers.
On 25 June 2024, a cybersecurity incident called "Cl0p Ransomware Exploits PTC Windchill Servers in Targeted Data Theft Campaign" came to light.
Cl0p ransomware affiliates are actively exploiting unpatched PTC Windchill and FlexPLM servers to steal sensitive engineering and product-design data from manufacturers, automotive firms, aerospace organizations, and retail apparel companies.
The disruption is felt across the environment, affecting PTC Windchill PDMLink, FlexPLM servers, and exposing Sensitive engineering and product-design data, unreleased product designs, specifications, development workflows.
In response, moved swiftly to contain the threat with measures like Patch vulnerable Windchill/FlexPLM servers, hunt for compromise using IoCs, review access logs, and began remediation that includes Immediate patching of CVE-2026-12569 and related vulnerabilities, and stakeholders are being briefed through Extortion emails sent to employees from compromised accounts.
The case underscores how Ongoing, teams are taking away lessons such as Risks of unauthenticated RCE flaws in business-critical systems, importance of timely patching, and monitoring for unusual outbound activity, and recommending next steps like Patch vulnerable Windchill/FlexPLM servers immediately, Hunt for compromise dating back to early June using published IoCs and Review access logs for unusual outbound activity and unexpected JSP files.
Finally, we try to match the incident with the MITRE ATT&CK framework to see if there is any correlation between the incident and the MITRE ATT&CK framework.
The MITRE ATT&CK framework is a knowledge base of techniques and sub-techniques that are used to describe the tactics and procedures of cyber adversaries. It is a powerful tool for understanding the threat landscape and for developing effective defense strategies.
MITRE ATT&CK® Correlation Analysis
Rankiteo's analysis has identified several MITRE ATT&CK tactics and techniques associated with this incident, each with varying levels of confidence based on available evidence. Under the Initial Access tactic, the analysis identified Exploit Public-Facing Application (T1190) with high confidence (95%), supported by evidence indicating exploitation of unpatched PTC Windchill and FlexPLM servers (CVE-2026-12569) and Exploitation of Remote Services (T1210) with high confidence (90%), supported by evidence indicating pre-authentication information disclosure in FlexPLM WSDL endpoint enabling RCE. Under the Execution tactic, the analysis identified Command and Scripting Interpreter: Windows Command Shell (T1059.003) with moderate to high confidence (80%), supported by evidence indicating remote code execution (RCE) without credentials via Windchill login servlet weakness. Under the Persistence tactic, the analysis identified Server Software Component: Web Shell (T1505.003) with high confidence (90%), supported by evidence indicating deploy JSP webshells (Windchill/login/0-9a-f16.jsp). Under the Discovery tactic, the analysis identified File and Directory Discovery (T1083) with moderate to high confidence (85%), supported by evidence indicating inspect server files, file artifact flst.txt (file listing) and Network Service Discovery (T1046) with moderate to high confidence (70%), supported by evidence indicating reconnaissance requests such as GET /Windchill/rfa/jsp/login.jsp?wsdl. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), supported by evidence indicating stage engineering data for theft, sensitive product-design data compromised. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating data exfiltration to C2 IPs (216.152.148.54, 216.152.151.204). Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with moderate confidence (50%), supported by evidence indicating cl0p ransomware strain involved, double-extortion tactics mentioned and Data Manipulation: Stored Data Manipulation (T1565.001) with moderate to high confidence (70%), supported by evidence indicating potential manipulation of product designs/specifications for competitive harm. Under the Command and Control tactic, the analysis identified Application Layer Protocol: Web Protocols (T1071.001) with moderate to high confidence (85%), supported by evidence indicating c2 IP addresses (216.152.148.54, 216.152.151.204) used for exfiltration. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Windchill, a PTC Technology Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/ptc-windchill/incident/PTCRAN1784903272
- Windchill, a PTC Technology CyberSecurity Rating page: https://www.rankiteo.com/company/ptc-windchill
- Windchill, a PTC Technology Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/ptcran1784903272-ptc-ransom-isac-ransomware-june-2026/
- Windchill, a PTC Technology CyberSecurity Score History: https://www.rankiteo.com/company/ptc-windchill/history
- Windchill, a PTC Technology CyberSecurity Incident Source: https://cybersecuritynews.com/cl0p-hackers-exploit-windchill/
- Rankiteo A.I CyberSecurity Rating methodology: https://www.rankiteo.com/Images/rankiteo_algo.pdf
- Rankiteo TPRM Scoring methodology: https://static.rankiteo.com/model/rankiteo_tprm_methodology.pdf