Incident Score: Analysis & Impact (US-1790475871)
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 United States Courts'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 United States Courts 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 United States Courts breach identified under incident ID US-1790475871.
The analysis begins with a detailed overview of United States Courts's information like the linkedin page: https://www.linkedin.com/company/us-courts, the number of followers: 107266, the industry type: Administration of Justice and the number of employees: 11282 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 772 and after the incident was 708 with a difference of -64 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 United States Courts and their customers.
On 26 September 2026, Arizona Court System disclosed Data Breach issues under the banner "Arizona Court System Cyberattack and Data Breach".
The FBI launched an investigation into a cyberattack targeting Arizona’s court system, which may have exposed personally identifiable information (PII) of residents.
The disruption is felt across the environment, affecting Arizona’s court system, and exposing Personally identifiable information (PII).
Formal response steps have not been shared publicly yet.
The case underscores how Ongoing.
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 cyberattack targeting Arizona’s court system and Trusted Relationship (T1199) with moderate confidence (50%), supported by evidence indicating potential data security vulnerabilities within state judicial infrastructure. Under the Credential Access tactic, the analysis identified OS Credential Dumping (T1003) with moderate to high confidence (70%), supported by evidence indicating exposed personally identifiable information (PII) of residents and Unsecured Credentials (T1552) with moderate confidence (60%), supported by evidence indicating data security vulnerabilities within state judicial infrastructure. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating exposed personally identifiable information (PII) of residents. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating fBI launched an investigation into a cyberattack and Transfer Data to Cloud Account (T1537) with moderate confidence (50%), supported by evidence indicating potential data security vulnerabilities. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (40%), supported by evidence indicating cyberattack targeting Arizona’s court system and Data Manipulation: Transmitted Data Manipulation (T1565.002) with moderate confidence (50%), supported by evidence indicating identity theft risk such as High. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- United States Courts Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/us-courts/incident/US-1790475871
- United States Courts CyberSecurity Rating page: https://www.rankiteo.com/company/us-courts
- United States Courts Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/us-1790475871-arizona-court-system-breach-september-2025/
- United States Courts CyberSecurity Score History: https://www.rankiteo.com/company/us-courts/history
- United States Courts CyberSecurity Incident Source: https://www.fox10phoenix.com/news/globe-remembers-deadly-flood-court-system-hit-cyberattack-chop-shop-bust-nightly-roundup
- 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