Incident Score: Analysis & Impact (OMN1784557564)

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 moderate to high confidence (80%), supported by evidence indicating attack vector such as Phishing emails and Exploit Public-Facing Application (T1190) with moderate to high confidence (70%), supported by evidence indicating attack vector such as Unpatched vulnerabilities. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate to high confidence (70%), supported by evidence indicating black Basta ransomware attack. Under the Persistence tactic, the analysis identified Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating access via phishing emails or unpatched vulnerabilities. Under the Defense Evasion tactic, the analysis identified Obfuscated Files or Information (T1027) with moderate to high confidence (70%), supported by evidence indicating black Basta ransomware encryption and Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (60%), supported by evidence indicating disrupting the company’s IT systems. Under the Credential Access tactic, the analysis identified Brute Force (T1110) with moderate confidence (50%), supported by evidence indicating phishing emails or unpatched vulnerabilities and Credentials from Password Stores (T1555) with moderate confidence (60%), supported by evidence indicating employee personal information exposed. Under the Discovery tactic, the analysis identified File and Directory Discovery (T1083) with moderate to high confidence (70%), supported by evidence indicating proprietary company records exfiltrated and System Information Discovery (T1082) with moderate confidence (60%), supported by evidence indicating iT systems disrupted. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating employee personal information, financial documents compromised. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating data exfiltration for double extortion. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (90%), supported by evidence indicating black Basta ransomware encryption and Inhibit System Recovery (T1490) with moderate to high confidence (70%), supported by evidence indicating iT systems disrupted. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.