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Analyze » Tata Steel Nederland » TAT1777667117

Incident Score: Analysis & Impact (TAT1777667117)

The details regarding individual company incidents & reports gives you full view from every side.

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-104
Company Score Before Incident770 / 1000
Company Score After Incident666 / 1000
Company LinkView Tata Steel Nederland Profile
INCIDENT NUMBERTAT1777667117
Type of Cyber IncidentRansomware
ATTACK VECTORNA
DATA EXPOSED679 GB
INCIDENT DATE23/02/2025
STATUSpublished

Key Highlights From The Incident Analysis

  • Timeline of Tata Steel Nederland's Ransomware and lateral movement inside company's environment.
  • Overview of affected data sets, including SSNs and PHI, and why they materially increase incident severity.
  • How Rankiteo’s incident engine converts technical details into a normalized incident score.
  • How this cyber incident impacts Tata Steel Nederland Rankiteo cyber scoring and cyber rating.
  • Rankiteo’s MITRE ATT&CK correlation analysis for this incident, with associated confidence level.

Full Incident Analysis Transcript

In this Rankiteo incident briefing, we review the Tata Steel Nederland breach identified under incident ID TAT1777667117.

The analysis begins with a detailed overview of Tata Steel Nederland's information like the linkedin page: https://www.linkedin.com/company/tata-steel-nederland, the number of followers: 82232, the industry type: Mining and the number of employees: 4574 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 770 and after the incident was 666 with a difference of -104 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 Tata Steel Nederland and their customers.

On 24 February 2025, Steel Warehouse Co. LLC disclosed Ransomware issues under the banner "Steel Warehouse Co. LLC Hit by Cactus Ransomware Attack".

Steel Warehouse Co.

The disruption is felt across the environment, and exposing 679 GB.

In response, and stakeholders are being briefed through Notifying impacted individuals; directed inquiries to support lines (800-348-2529 or 574-236-5100).

The case underscores how with advisories going out to stakeholders covering Notifying impacted individuals; directed inquiries to support lines (800-348-2529 or 574-236-5100). Free credit monitoring or identity theft protection services not confirmed.

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.

MITRE ATT&CK® Correlation Analysis

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 moderate confidence (50%), supported by evidence indicating significant data breach linked to the Cactus ransomware group and Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating internal correspondence and corporate records exfiltrated. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate to high confidence (70%), supported by evidence indicating cactus ransomware group claimed responsibility. Under the Credential Access tactic, the analysis identified OS Credential Dumping (T1003) with moderate confidence (60%), supported by evidence indicating social Security numbers and employee data compromised. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), supported by evidence indicating 679 GB of data exfiltrated, including PII and financial documents and Automated Collection (T1119) with moderate to high confidence (70%), supported by evidence indicating corporate records, customer details, and internal correspondence. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating 679 GB of data exfiltrated by Cactus ransomware group. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with moderate to high confidence (80%), supported by evidence indicating cactus ransomware group linked to the attack and Defacement (T1491) with lower confidence (40%), supported by evidence indicating attack threatening the organizations existence. Under the Defense Evasion tactic, the analysis identified Obfuscated Files or Information (T1027) with moderate to high confidence (70%), supported by evidence indicating cactus ransomware group known for evasion techniques. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Initial Access
Exploit Public-Facing Application (50%)
Valid Accounts (60%)
Execution
User Execution: Malicious File (70%)
Credential Access
OS Credential Dumping (60%)
Collection
Data from Local System (90%)
Automated Collection (70%)
Exfiltration
Exfiltration Over C2 Channel (90%)
Impact
Data Encrypted for Impact (80%)
Defacement (40%)
Defense Evasion
Obfuscated Files or Information (70%)

Sources & References