Incident Score: Analysis & Impact (FREZER1788179084)
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 Zéro Logement Vacant's Breach 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 Zéro Logement Vacant 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 Zéro Logement Vacant breach identified under incident ID FREZER1788179084.
The analysis begins with a detailed overview of Zéro Logement Vacant's information like the linkedin page: https://www.linkedin.com/company/zero-logement-vacant, the number of followers: 5388, the industry type: Community Development and Urban Planning and the number of employees: 5 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 752 and after the incident was 593 with a difference of -159 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 Zéro Logement Vacant and their customers.
Zéro logement vacant recently reported "French Government Housing Platform Hit in Latest Cyberattack by ZeroBytes Group", a noteworthy cybersecurity incident.
In another major cybersecurity incident targeting French government systems this summer, the hacking group ZeroBytes claims to have breached the 'Zéro logement vacant' platform, a housing website used by local authorities to manage vacant properties.
The disruption is felt across the environment, affecting Zéro logement vacant platform, and exposing 149 million records, with nearly 149 million records at risk.
In response, moved swiftly to contain the threat with measures like Platform taken offline.
Overall, the incident is a reminder of why proactive monitoring and strong governance matter.
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 confidence (60%), supported by evidence indicating breached the Zéro logement vacant platform, a housing website and Valid Accounts (T1078) with moderate to high confidence (70%), supported by evidence indicating 1,600 active session tokens...could allow unauthorized access. Under the Credential Access tactic, the analysis identified Credentials In Files (T1552.001) with moderate to high confidence (80%), supported by evidence indicating 3,500 password hashes (using bcrypt encryption) exposed and Steal Application Access Token (T1528) with high confidence (90%), supported by evidence indicating 1,600 active session tokens...could allow unauthorized access. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), supported by evidence indicating 82 million ownership records, 66 million tax authority records and Data from Information Repositories (T1213) with moderate to high confidence (80%), supported by evidence indicating platform used by government agencies and property owners. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating alleging they exfiltrated 149 million records and Exfiltration Over Web Service (T1567) with moderate to high confidence (70%), supported by evidence indicating stolen data is reportedly being sold online. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating platform was reportedly taken offline and Stored Data Manipulation (T1565.001) with lower confidence (40%), supported by evidence indicating potential data duplication in 149 million records. Under the Defense Evasion tactic, the analysis identified Hide Artifacts: Hidden Files and Directories (T1564.001) with moderate confidence (50%), supported by evidence indicating platform is not publicly accessible but used by government. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Zéro Logement Vacant Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/zero-logement-vacant/incident/FREZER1788179084
- Zéro Logement Vacant CyberSecurity Rating page: https://www.rankiteo.com/company/zero-logement-vacant
- Zéro Logement Vacant Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/frezer1788179084-zro-logement-vacant-french-tax-authorities-breach-august-2026/
- Zéro Logement Vacant CyberSecurity Score History: https://www.rankiteo.com/company/zero-logement-vacant/history
- Zéro Logement Vacant CyberSecurity Incident Source: https://www.connexionfrance.com/news/hackers-claim-to-have-accessed-property-owner-data-on-french-official-website/812053
- 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