Incident Score: Analysis & Impact (ASS1776978420)

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 Phishing (T1566) with high confidence (90%), with evidence including attack vector such as Phishing (Consociate Health), and initial access broker such as entry point such as Phishing and Exploit Public-Facing Application (T1190) with moderate confidence (60%), with evidence including attack vector such as Exploited Vulnerabilities, and vulnerability exploited such as Lack of HIPAA-compliant risk analysis. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate to high confidence (80%), with evidence including type such as Ransomware, and ransomware strain such as PYSA (Assured Imaging). Under the Credential Access tactic, the analysis identified Adversary-in-the-Middle (T1557) with moderate confidence (50%), with evidence including attack vector such as Phishing, and data compromised such as Protected Health Information (PHI). Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (95%), with evidence including data encryption such as Yes (ransomware encrypted data), and type such as Ransomware and Defacement: Internal Defacement (T1491.001) with moderate to high confidence (70%), with evidence including systems affected such as EMR (Electronic Medical Records) system, and data encryption such as Yes. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), with evidence including data exfiltration such as Potential (Assured Imaging), and customers affected such as 244,813. Under the Defense Evasion tactic, the analysis identified Disabling Security Tools (T1089) with moderate confidence (60%), with evidence including vulnerability exploited such as Lack of HIPAA-compliant risk analysis, and root causes such as inadequate cybersecurity measures and Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (50%), supported by evidence indicating root causes such as Lack of HIPAA-compliant risk analysis. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), with evidence including data compromised such as Protected Health Information (PHI), and systems affected such as EMR system. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.