Incident Score: Analysis & Impact (AQUUSEAMASALCIS1775046662)

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 (95%), with evidence including breach originated from a supply chain attack involving Trivy, and exploited a malicious GitHub Action plugin tied to the Trivy compromise and Supply Chain Compromise: Compromise Software Dependencies and Development Tools (T1195.001) with high confidence (90%), with evidence including malicious GitHub Action plugin tied to the Trivy compromise, and trivy, a widely used vulnerability scanner. Under the Execution tactic, the analysis identified User Execution: Malicious Link (T1204.001) with moderate to high confidence (70%), supported by evidence indicating exploited a malicious GitHub Action plugin. Under the Credential Access tactic, the analysis identified Steal Application Access Token (T1528) with high confidence (90%), with evidence including stole credentials...allowing them to infiltrate Cisco’s build environments, and aWS keys were used to perform unauthorized actions and Unsecured Credentials: Credentials In Files (T1552.001) with moderate to high confidence (80%), supported by evidence indicating aWS keys...stolen via malicious GitHub Action plugin. Under the Lateral Movement tactic, the analysis identified Remote Services: Remote Desktop Protocol (T1021.001) with moderate to high confidence (70%), supported by evidence indicating compromised dozens of devices, including lab workstations and developer systems. Under the Collection tactic, the analysis identified Data from Cloud Storage (T1530) with high confidence (90%), with evidence including aWS keys...used to perform unauthorized actions in Cisco’s cloud accounts, and over 300 private GitHub repositories compromised and Data from Code Repositories (T1213.003) with high confidence (95%), supported by evidence indicating over 300 private GitHub repositories...unreleased product source code, AI Assistants, AI Defense technologies. Under the Exfiltration tactic, the analysis identified Transfer Data to Cloud Account (T1537) with moderate to high confidence (80%), supported by evidence indicating aWS keys...used to perform unauthorized actions in Cisco’s cloud accounts and Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating shinyHunters has taken credit for the data theft. Under the Defense Evasion tactic, the analysis identified Modify Cloud Compute Infrastructure (T1578) with moderate to high confidence (70%), supported by evidence indicating aWS keys...used to perform unauthorized actions in Cisco’s cloud accounts and Valid Accounts: Cloud Accounts (T1078.004) with moderate to high confidence (80%), supported by evidence indicating stole credentials...allowing them to infiltrate Cisco’s build environments. Under the Impact tactic, the analysis identified Resource Hijacking (T1496) with moderate confidence (60%), supported by evidence indicating aWS keys...used to perform unauthorized actions in Cisco’s cloud accounts and Data Destruction (T1485) with moderate confidence (50%), supported by evidence indicating wiped compromised machines as part of containment. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.