Incident Score: Analysis & Impact (CARCANWHI1768827977)

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 Supply Chain Compromise (T1195) with high confidence (90%), with evidence including 64% of third-party applications access sensitive data without legitimate need, and ghostPoster campaign infected 840,000 users via malicious browser extensions, Exploit Public-Facing Application (T1190) with moderate to high confidence (80%), supported by evidence indicating vulnerability in Carlsberg Brewerys visitor wristband systems allowed unauthorized access, and Phishing (T1566) with high confidence (90%), supported by evidence indicating sophisticated phishing attack exposed 750,000 investors PII at CIRO. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate to high confidence (80%), supported by evidence indicating ghostPoster extensions embed malicious JavaScript in logo images to execute ad fraud. Under the Persistence tactic, the analysis identified Browser Extensions (T1176) with high confidence (90%), supported by evidence indicating 17 additional malicious browser extensions tied to GhostPoster campaign (840,000 installations). Under the Privilege Escalation tactic, the analysis identified Valid Accounts (T1078) with moderate to high confidence (70%), supported by evidence indicating third-party vendor White Box Technologies Inc. compromise disrupted Anchorage Police operations. Under the Defense Evasion tactic, the analysis identified Masquerading (T1036) with moderate to high confidence (80%), supported by evidence indicating ghostPoster extensions embed malicious JavaScript in logo images to evade detection and Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (60%), supported by evidence indicating governance gap in data access controls for third-party applications. Under the Credential Access tactic, the analysis identified Brute Force (T1110) with moderate to high confidence (80%), supported by evidence indicating brute-force attacks on Carlsberg Brewerys visitor wristband systems and Credentials from Password Stores (T1555) with moderate to high confidence (70%), supported by evidence indicating black Basta operatives cracked passwords from stolen data. Under the Discovery tactic, the analysis identified Account Discovery (T1087) with moderate to high confidence (70%), supported by evidence indicating ghostPoster extensions monitor browsing activity to hijack affiliate links. Under the Collection tactic, the analysis identified Data from Information Repositories (T1213) with high confidence (90%), supported by evidence indicating 750,000 investors PII and financial data exposed at CIRO and Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating hundreds of attendees photos and names compromised at Carlsberg. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating ghostPoster extensions monitor browsing activity and hijack affiliate links and Transfer Data to Cloud Account (T1537) with moderate confidence (60%), supported by evidence indicating third-party apps exploit sensitive data without justification (64% of cases). Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with moderate confidence (50%), supported by evidence indicating black Basta ransomware group operations identified and Defacement (T1491) with lower confidence (40%), supported by evidence indicating grubhub breach linked to cryptocurrency scam using subdomain. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.