NPC UKRENERGO Breach Incident Score: Analysis & Impact (UKR3091530112625)

In this Rankiteo incident briefing, we review the NPC UKRENERGO breach identified under incident ID UKR3091530112625.

The analysis begins with a detailed overview of NPC UKRENERGO's information like the linkedin page: https://www.linkedin.com/company/ukrenergo, the number of followers: 9315, the industry type: Electric Power Transmission, Control, and Distribution and the number of employees: 551 employees

After the initial compromise, the video explains how Rankiteo's incident engine converts technical details into a normalized incident score. The incident score before the incident was 758 and after the incident was 736 with a difference of -22 which is could be a good indicator of the severity and impact of the incident.

In the next step of the video, we will analyze in more details the incident and the impact it had on NPC UKRENERGO and their customers.

Global Critical Infrastructure Operators recently reported "Global Exposure of 150,000 Industrial Control Systems (ICS) to Public Internet", a noteworthy cybersecurity incident.

A groundbreaking study published in 2024 uncovered approximately 150,000 industrial control systems (ICS) exposed to the public internet across 175 countries.

The disruption is felt across the environment, affecting 150,000 Industrial Control Systems (ICS).

In response, and began remediation that includes Isolation of ICS from Public Internet (Air-Gapping) and Implementation of Strong VPNs with Robust Authentication, and stakeholders are being briefed through Publication of Research Findings and Awareness Campaigns for Industrial Operators.

The case underscores how Completed (Research Study), teams are taking away lessons such as Previous ICS exposure studies inflated numbers by misidentifying honeypots (15–25% of detected systems), Geographical variations in ICS protocol usage require tailored security strategies and Public internet exposure of ICS is a global challenge, not limited to specific regions, and recommending next steps like Air-gap critical ICS or implement strong VPNs with multi-factor authentication, Conduct regular audits to identify and secure exposed ICS devices and Adopt protocol-specific security measures (e.g., encrypt Modbus traffic), with advisories going out to stakeholders covering Industrial operators urged to isolate ICS from public internet, Governments advised to enforce stricter critical infrastructure cybersecurity regulations and Honeypot operators encouraged to enhance emulation realism.

Finally, we try to match the incident with the MITRE ATT&CK framework to see if there is any correlation between the incident and the MITRE ATT&CK framework.

The MITRE ATT&CK framework is a knowledge base of techniques and sub-techniques that are used to describe the tactics and procedures of cyber adversaries. It is a powerful tool for understanding the threat landscape and for developing effective defense strategies.

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 (95%), with evidence including public Internet Exposure of ICS Protocols (Modbus, Niagara Fox, etc.), and 150,000 industrial control systems (ICS) exposed to the public internet and Valid Accounts (T1078) with moderate to high confidence (85%), supported by evidence indicating minimal/No Authentication in ICS protocols enables unauthorized access. Under the Execution tactic, the analysis identified Command and Scripting Interpreter (T1059) with high confidence (90%), with evidence including compromised ICS protocols enable attackers to manipulate physical processes, and reference to **Stuxnet** (ICS-targeted malware using scripting for execution). Under the Impact tactic, the analysis identified Endpoint Denial of Service: Application or System Exploitation (T1499.004) with high confidence (95%), with evidence including disrupted electricity for 225,000 people (2015 Ukraine reference), and prolonged blackouts, equipment damage, or cascading infrastructure collapse and Network Denial of Service (T1498) with moderate to high confidence (80%), supported by evidence indicating exposed ICS devices (Modbus, EtherNet/IP) can be exploited to cause large-scale operational failures. Under the Defense Evasion tactic, the analysis identified Indicator Removal: File Deletion (T1070.004) with moderate to high confidence (75%), supported by evidence indicating implied by **Stuxnet** comparison (malware that hid its presence in ICS environments) and Impair Defenses: Disable or Modify Tools (T1562.001) with moderate to high confidence (70%), supported by evidence indicating insecure-by-design ICS protocols (plaintext traffic, minimal authentication) bypass monitoring. Under the Lateral Movement tactic, the analysis identified Remote Services: Remote Desktop Protocol (T1021.001) with moderate to high confidence (80%), supported by evidence indicating compromised ICS protocols enable attackers to manipulate physical processes across interconnected systems. Under the Persistence tactic, the analysis identified Hijack Execution Flow: ICS Equipment (T1574.009) with high confidence (90%), supported by evidence indicating malicious actors weaponized ICS access to inflict physical and societal harm (e.g., firmware/control logic tampering). These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.