Incident Score: Analysis & Impact (CAL1777373446)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Caliber.Az's Cyber Attack 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 Caliber.Az 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 Caliber.Az breach identified under incident ID CAL1777373446.
The analysis begins with a detailed overview of Caliber.Az's information like the linkedin page: https://www.linkedin.com/company/caliber-az, the number of followers: 0, the industry type: Information Services and the number of employees: 11 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 804 and after the incident was 790 with a difference of -14 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 Caliber.Az and their customers.
On 28 April 2026, Caliber.Az disclosed Data Breach issues under the banner "Cyberattack Compromises One-Third of Moldova’s Healthcare Database".
A large-scale cyberattack breached approximately 30% of Moldova’s national healthcare database, exposing personal and payment information.
The disruption is felt across the environment, affecting National healthcare database, Caliber.Az platform, and exposing Personal and payment information, with nearly Approximately 30% of Moldova’s national healthcare database records at risk.
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 to high confidence (70%), supported by evidence indicating attack targeted Caliber.Az, a key platform used by regional and central hospitals and External Remote Services (T1133) with moderate confidence (60%), supported by evidence indicating caliber.Az platform used by regional and central hospitals (likely remote access). Under the Credential Access tactic, the analysis identified Valid Accounts (T1078) with moderate to high confidence (80%), supported by evidence indicating personal and payment information exposed (implies access via legitimate credentials) and Unsecured Credentials: Credentials In Files (T1552.001) with moderate confidence (50%), supported by evidence indicating 30% of national healthcare database breached (suggests possible credential exposure). Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), supported by evidence indicating personal and payment information...exposed via healthcare database and Data from Information Repositories (T1213) with moderate to high confidence (80%), supported by evidence indicating 30% of Moldova’s national healthcare database compromised. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating large-scale cyberattack breached approximately 30% of healthcare database and Transfer Data to Cloud Account (T1537) with lower confidence (40%), supported by evidence indicating external coordination not ruled out (possible cloud exfiltration). Under the Impact tactic, the analysis identified Defacement: Internal Defacement (T1491.001) with moderate confidence (50%), supported by evidence indicating potential disruptions to healthcare services (operational impact) and Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating no formal complaints filed (destruction not confirmed but possible). These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Caliber.Az Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/caliber-az/incident/CAL1777373446
- Caliber.Az CyberSecurity Rating page: https://www.rankiteo.com/company/caliber-az
- Caliber.Az Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/cal1777373446-caliberaz-cyber-attack-april-2026/
- Caliber.Az CyberSecurity Score History: https://www.rankiteo.com/company/caliber-az/history
- Caliber.Az CyberSecurity Incident Source: https://caliber.az/en/post/major-cyberattack-hits-moldova-healthcare-database-affecting-millions-of-records
- 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