Incident Score: Analysis & Impact (TAK1764627513)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Takeuchi'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 Takeuchi 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 Takeuchi breach identified under incident ID TAK1764627513.
The analysis begins with a detailed overview of Takeuchi's information like the linkedin page: https://www.linkedin.com/company/takeuchi, the number of followers: 13316, the industry type: Construction and the number of employees: 238 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 753 and after the incident was 598 with a difference of -155 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 Takeuchi and their customers.
On 26 November 2025, Takeuchi Manufacturing Incorporated disclosed Data Breach / Ransomware Attack issues under the banner "Data Breach at Takeuchi Manufacturing Incorporated".
A ransomware attack by the PLAY ransomware group exposed sensitive personal information of at least one individual in Massachusetts.
The disruption is felt across the environment, and exposing Personally Identifiable Information (PII), Confidential client documents and Payroll data, with nearly At least 1 (potentially more) records at risk.
In response, teams activated the incident response plan, and began remediation that includes Forensic analysis and internal review conducted, and stakeholders are being briefed through Disclosure to Massachusetts Attorney General (Nov. 26, 2025).
The case underscores how Ongoing (forensic analysis and internal review in progress as of Nov. 2025).
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 moderate to high confidence (70%), supported by evidence indicating ransomware attack by the PLAY ransomware group (no specific vector, but common for ransomware) and Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating unauthorized actor had accessed files (implies potential credential abuse). Under the Credential Access tactic, the analysis identified OS Credential Dumping (T1003) with moderate confidence (50%), supported by evidence indicating comprehensive investigation with cybersecurity experts (common post-exploitation activity) and Credentials from Password Stores (T1555) with moderate confidence (50%), supported by evidence indicating accessed files containing personal data (may imply lateral movement via credentials). Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (95%), supported by evidence indicating exfiltrated confidential client documents, payroll data, accounting and tax records and Data from Network Shared Drive (T1039) with high confidence (90%), supported by evidence indicating accessed files containing personal data during a network security incident. Under the Exfiltration tactic, the analysis identified Exfiltration Over Alternative Protocol: Exfiltration Over Unencrypted/Obfuscated Non-C2 Protocol (T1048.003) with moderate to high confidence (85%), supported by evidence indicating pLAY ransomware group posted on the dark web that they had exfiltrated data and Automated Exfiltration (T1020) with moderate to high confidence (80%), supported by evidence indicating ransomware attack (often includes automated data theft before encryption). Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (95%), supported by evidence indicating ransomware attack, data encryption such as true and Data Destruction (T1485) with moderate to high confidence (70%), supported by evidence indicating threatened to publish the stolen data (potential secondary impact). Under the Defense Evasion tactic, the analysis identified Indicator Removal: File Deletion (T1070.004) with moderate to high confidence (70%), supported by evidence indicating ransomware attack (common post-encryption cleanup) and Impair Defenses: Disable/Modify Tools (T1562.001) with moderate confidence (60%), supported by evidence indicating network security incident (implies possible defense impairment). Under the Lateral Movement tactic, the analysis identified Remote Services: SMB/Windows Admin Shares (T1021.002) with moderate confidence (60%), supported by evidence indicating accessed files containing personal data (implies movement to data repositories). These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Takeuchi Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/takeuchi/incident/TAK1764627513
- Takeuchi CyberSecurity Rating page: https://www.rankiteo.com/company/takeuchi
- Takeuchi Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/tak1764627513-takeuchi-ransomware-september-2025/
- Takeuchi CyberSecurity Score History: https://www.rankiteo.com/company/takeuchi/history
- Takeuchi CyberSecurity Incident Source: https://www.claimdepot.com/data-breach/takeuchi-2025
- 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