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Analyze » Heritage Southeast Bank » HER0903009112725

Incident Score: Analysis & Impact (HER0903009112725)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-68
Company Score Before Incident752 / 1000
Company Score After Incident684 / 1000
Company LinkView Heritage Southeast Bank Profile
INCIDENT NUMBERHER0903009112725
Type of Cyber IncidentBreach
ATTACK VECTORNA
DATA EXPOSEDName, Social Security number, Driver’s...
INCIDENT DATE30/04/2025
STATUSOngoing (review of impacted data and identification of affected individuals in progress)

Key Highlights From The Incident Analysis

  • Timeline of Heritage Southeast 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 Heritage Southeast 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 Heritage Southeast Bank breach identified under incident ID HER0903009112725.

The analysis begins with a detailed overview of Heritage Southeast Bank's information like the linkedin page: https://www.linkedin.com/company/heritage-southeast-bank, the number of followers: 279, the industry type: Banking and the number of employees: 11 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 752 and after the incident was 684 with a difference of -68 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 Heritage Southeast Bank and their customers.

On 28 October 2025, Heritage disclosed Data Breach issues under the banner "Heritage Data Breach Involving Sensitive Personal and Protected Health Information".

Heritage announced a data breach where sensitive personal identifiable information (PII) and protected health information (PHI) may have been compromised due to a network intrusion.

The disruption is felt across the environment, affecting Limited number of systems, and exposing Name, Social Security number and Driver’s license number.

In response, teams activated the incident response plan, while recovery efforts such as Complimentary credit monitoring services for affected individuals continue, and stakeholders are being briefed through Breach notice posted on website; direct notification to affected individuals with details of exposed data.

The case underscores how Ongoing (review of impacted data and identification of affected individuals in progress), with advisories going out to stakeholders covering Breach notice posted on website; direct communication to affected individuals with details of exposed data and offer of credit monitoring services.

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 to high confidence (70%), with evidence including network intrusion compromising systems containing PII/PHI, and unauthorized third-party access to data via limited systems and Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating unauthorized third-party access (implies possible credential misuse). Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (95%), supported by evidence indicating pII/PHI exposure such as SSNs, driver’s licenses, bank/credit card details, PHI records. Under the Exfiltration tactic, the analysis identified Exfiltration Over Alternative Protocol (T1048) with moderate to high confidence (85%), supported by evidence indicating data potentially accessed by unauthorized third party (implies exfiltration). Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (10%), supported by evidence indicating no explicit destruction mentioned, but high-severity breach implies potential impact and Data Encrypted for Impact (T1486) with lower confidence (5%), supported by evidence indicating no ransomware mentioned, but included for completeness (low confidence). Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate to high confidence (70%), supported by evidence indicating unauthorized third-party access suggests possible credential compromise. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Sources & References