Incident Score: Analysis & Impact (SUPSUPPAT1773081665)

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 (95%), with evidence including incident stemmed from a phishing attack, and phishing attack that compromised a single employee’s email account and Phishing: Spearphishing Link (T1566.002) with moderate to high confidence (80%), supported by evidence indicating phishing attack that compromised a single employee’s email account. Under the Execution tactic, the analysis identified User Execution (T1204) with moderate to high confidence (80%), supported by evidence indicating compromised a single employee’s email account (user interaction) and User Execution: Malicious Link (T1204.001) with moderate to high confidence (75%), supported by evidence indicating phishing attack that compromised a single employee’s email account. Under the Credential Access tactic, the analysis identified Brute Force (T1110) with lower confidence (30%), supported by evidence indicating password changes implemented post-incident and Credentials from Password Stores (T1555) with lower confidence (40%), supported by evidence indicating unauthorized party accessed emails and files within the account. Under the Collection tactic, the analysis identified Email Collection (T1114) with high confidence (90%), supported by evidence indicating unauthorized party accessed emails and files within the account and Data from Local System (T1005) with moderate to high confidence (85%), supported by evidence indicating exposed data included names, email addresses, SSNs, Medicare numbers. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating data breach exposing PHI/PII of 1,415 patients and Exfiltration Over Alternative Protocol (T1048) with moderate confidence (60%), supported by evidence indicating unauthorized party accessed emails and files (likely exfiltrated). Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (20%), supported by evidence indicating no evidence of data destruction, but included due to breach impact and Data Manipulation: Transmitted Data Manipulation (T1565.002) with lower confidence (30%), supported by evidence indicating pHI/PII exposed; potential for misuse. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.