Incident Score: Analysis & Impact (SAMFOXORAFORDHL1781785487)

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 Exploit Public-Facing Application (T1190) with high confidence (90%), with evidence including exposed FortiGate Management Interface to the internet, and exploited vulnerabilities in Fortinet firewalls and External Remote Services (T1133) with high confidence (90%), with evidence including intercepting SSL VPN authentication hashes, and 73,932 unique firewall URLs exposed. Under the Credential Access tactic, the analysis identified Brute Force (T1110) with high confidence (95%), with evidence including cracking hashes using a 45-GPU cluster via Hashtopolis, and brute-force attacks on weak password storage (SHA-256 with salt), Credentials in Configuration Files (T1552.007) with high confidence (90%), with evidence including configuration files containing sensitive information harvested, and 74,000 Fortinet firewall credentials exposed, and Credentials from Password Stores (T1555) with moderate to high confidence (80%), supported by evidence indicating automated large-scale harvesting of credentials from Fortinet devices. 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 infiltrate Active Directory environments using harvested credentials and Valid Accounts (T1078) with high confidence (90%), with evidence including leveraging cracked passwords to access systems, and unauthorized access to classified defense documents. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating configuration files and classified defense documents compromised and Data from Information Repositories (T1213) with moderate to high confidence (70%), supported by evidence indicating harvesting data from Fortinet firewalls and VPN gateways. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating turkish NATO defense contractor suffered exfiltration of classified defense documents and Exfiltration Over Web Service (T1567) with moderate confidence (60%), supported by evidence indicating data leak via unsecured server left exposed by cybercriminal group. Under the Defense Evasion tactic, the analysis identified Brute Force: Password Spraying (T1110.003) with moderate to high confidence (70%), supported by evidence indicating automated large-scale harvesting and cracking of credentials and Valid Accounts (T1078) with moderate to high confidence (80%), supported by evidence indicating using cracked credentials to bypass authentication controls. Under the Impact tactic, the analysis identified Defacement: Internal Defacement (T1491.001) with moderate confidence (50%), supported by evidence indicating potential unauthorized access to Active Directory environments and Account Access Removal (T1531) with moderate confidence (60%), supported by evidence indicating organizations advised to rotate credentials and enforce MFA. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.