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Analyze » Catalyst RCM - Better Results. No Comparison » KORVANCAT1770667690

Incident Score: Analysis & Impact (KORVANCAT1770667690)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-112
Company Score Before Incident750 / 1000
Company Score After Incident638 / 1000
Company LinkView Catalyst RCM - Better Results. No Comparison Profile
INCIDENT NUMBERKORVANCAT1770667690
Type of Cyber IncidentRansomware
ATTACK VECTORValid credentials
DATA EXPOSED9.39 GB of data
INCIDENT DATE12/11/2025
STATUSCompleted

Key Highlights From The Incident Analysis

  • Timeline of Catalyst RCM - Better Results. No Comparison'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 Catalyst RCM - Better Results. No Comparison 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 Catalyst RCM - Better Results. No Comparison breach identified under incident ID KORVANCAT1770667690.

The analysis begins with a detailed overview of Catalyst RCM - Better Results. No Comparison's information like the linkedin page: https://www.linkedin.com/company/catalyst-rcm, the number of followers: 386, the industry type: IT Services and IT Consulting and the number of employees: 23 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 750 and after the incident was 638 with a difference of -112 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 Catalyst RCM - Better Results. No Comparison and their customers.

On 13 November 2025, Catalyst RCM disclosed Ransomware, Data Breach issues under the banner "Catalyst RCM Data Breach Exposes Sensitive Patient Information in Ransomware Attack".

Catalyst RCM, a U.S.-based revenue cycle management provider for healthcare organizations, confirmed a data breach after detecting suspicious activity in its file management system on November 13, 2025.

The disruption is felt across the environment, affecting File management system, server, and exposing 9.39 GB of data.

In response, and stakeholders are being briefed through Breach notice posted on company website, reported to attorneys general offices of California and Vermont.

The case underscores how Completed, with advisories going out to stakeholders covering Offering complimentary identity protection services (credit monitoring, cyber scan monitoring, $1 million insurance reimbursement policy).

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 high confidence (95%), supported by evidence indicating attacker used valid credentials to copy data from a server. Under the Credential Access tactic, the analysis identified Valid Accounts (T1078) with high confidence (90%), supported by evidence indicating unauthorized access occurred...when an attacker used valid credentials. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), supported by evidence indicating copy data from a server...medical billing documents tied to KorPath and Korgene and Data from Information Repositories (T1213) with moderate to high confidence (85%), supported by evidence indicating file management system...contained sensitive patient information. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with high confidence (90%), supported by evidence indicating everest ransomware group...exfiltrated 9.39 GB of data and Transfer Data to Cloud Account (T1537) with moderate to high confidence (70%), supported by evidence indicating announcing on a dark web forum that it had exfiltrated 9.39 GB of data. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with moderate confidence (50%), supported by evidence indicating ransomware attack...Everest ransomware group claimed responsibility. Under the Defense Evasion tactic, the analysis identified Valid Accounts (T1078) with moderate to high confidence (85%), supported by evidence indicating attacker used valid credentials...detecting suspicious activity delayed. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Initial Access
Valid Accounts (95%)
Credential Access
Valid Accounts (90%)
Collection
Data from Local System (90%)
Data from Information Repositories (85%)
Exfiltration
Exfiltration Over C2 Channel (90%)
Transfer Data to Cloud Account (70%)
Impact
Data Encrypted for Impact (50%)
Defense Evasion
Valid Accounts (85%)

Sources & References