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Analyze » Restek Corporation » RES1764635248

Incident Score: Analysis & Impact (RES1764635248)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-67
Company Score Before Incident719 / 1000
Company Score After Incident652 / 1000
Company LinkView Restek Corporation Profile
INCIDENT NUMBERRES1764635248
Type of Cyber IncidentBreach
ATTACK VECTORNA
DATA EXPOSEDNames or initials and last...
INCIDENT DATE30/11/2025
STATUSSettled via class action lawsuit

Key Highlights From The Incident Analysis

  • Timeline of Restek Corporation's Breach 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 Restek Corporation 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 Restek Corporation breach identified under incident ID RES1764635248.

The analysis begins with a detailed overview of Restek Corporation's information like the linkedin page: https://www.linkedin.com/company/restek-corporation, the number of followers: 18598, the industry type: Chemical Manufacturing and the number of employees: 373 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 719 and after the incident was 652 with a difference of -67 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 Restek Corporation and their customers.

On 02 June 2023, Restek Corp. disclosed Data Breach issues under the banner "Restek Corp. Data Breach".

Restek Corp.

The disruption is felt across the environment, and exposing Names or initials and last names, Social Security numbers and Dates of birth.

In response, and stakeholders are being briefed through Notice sent to affected individuals.

The case underscores how Settled via class action lawsuit, with advisories going out to stakeholders covering Notice sent to affected individuals (current/former employees).

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 Valid Accounts (T1078) with moderate to high confidence (70%), supported by evidence indicating system access information compromised in breach. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (95%), with evidence including social Security numbers, financial info, medical records, health insurance info exposed, and personally Identifiable Information (PII), Financial Information, Medical Information compromised. Under the Exfiltration tactic, the analysis identified Exfiltration Over Alternative Protocol (T1048) with moderate to high confidence (85%), with evidence including data exfiltration such as Likely (data compromised in breach), and sensitive data exposed (SSNs, financial, medical) implies theft. Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate to high confidence (80%), with evidence including authentication Credentials listed as compromised data type, and system access information exposed. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating high identity theft risk (implied misuse, not confirmed destruction) and Identity Theft (T1659) with high confidence (90%), with evidence including high identity theft risk (due to exposure of SSNs, financial, medical data), and class action lawsuit alleging failure to protect personal information. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Sources & References