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Analyze » Sound Community Bank » SOU1764872123

Incident Score: Analysis & Impact (SOU1764872123)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-94
Company Score Before Incident696 / 1000
Company Score After Incident602 / 1000
Company LinkView Sound Community Bank Profile
INCIDENT NUMBERSOU1764872123
Type of Cyber IncidentBreach
ATTACK VECTORNA
DATA EXPOSEDPersonally identifiable information (PII) including...
INCIDENT DATE13/08/2025
STATUSOngoing

Key Highlights From The Incident Analysis

  • Timeline of Sound Community Bank'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 Sound Community Bank 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 Sound Community Bank breach identified under incident ID SOU1764872123.

The analysis begins with a detailed overview of Sound Community Bank's information like the linkedin page: https://www.linkedin.com/company/sound-community-bank, the number of followers: 2179, the industry type: Banking and the number of employees: 118 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 696 and after the incident was 602 with a difference of -94 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 Sound Community Bank and their customers.

On 29 October 2025, Sound Community Bank disclosed Data Breach issues under the banner "Sound Community Bank Data Breach".

Sound Community Bank disclosed a data breach affecting the personal information of more than 5,500 individuals after a vendor experienced a cybersecurity incident leading to unauthorized access of sensitive consumer data.

The disruption is felt across the environment, and exposing Personally identifiable information (PII) including names, Social Security numbers, full dates of birth, and financial account numbers, with nearly 5507 records at risk.

In response, and stakeholders are being briefed through Notifications to Attorney General offices in Massachusetts and Washington.

The case underscores how Ongoing.

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 Trusted Relationship (T1199) with high confidence (90%), supported by evidence indicating vendor experienced a cybersecurity incident that led to unauthorized access. Under the Credential Access tactic, the analysis identified Steal Application Access Token (T1528) with moderate to high confidence (70%), supported by evidence indicating unauthorized access of sensitive consumer data via vendor and Credentials In Files (T1552.005) with moderate confidence (60%), supported by evidence indicating exposed PII includes names, SSNs, financial account numbers. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating personally identifiable information (PII) of customers may have been exposed and Transfer Data to Cloud Account (T1537) with moderate confidence (60%), supported by evidence indicating vendor cybersecurity incident led to unauthorized access. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with lower confidence (30%), supported by evidence indicating no evidence of ransomware or encryption in incident details and Data Manipulation: Stored Data Manipulation (T1565.001) with lower confidence (40%), supported by evidence indicating unauthorized access of sensitive consumer data. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Sources & References