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Analyze » Anderson Brothers Bank » AND1765079748

Incident Score: Analysis & Impact (AND1765079748)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-84
Company Score Before Incident755 / 1000
Company Score After Incident671 / 1000
Company LinkView Anderson Brothers Bank Profile
INCIDENT NUMBERAND1765079748
Type of Cyber IncidentBreach
ATTACK VECTORThird-Party Vendor Compromise
DATA EXPOSEDPersonal and financial information
INCIDENT DATE03/11/2025
STATUSCompleted (Internal Investigation by Marquis Software Solutions)

Key Highlights From The Incident Analysis

  • Timeline of Anderson Brothers 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 Anderson Brothers 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 Anderson Brothers Bank breach identified under incident ID AND1765079748.

The analysis begins with a detailed overview of Anderson Brothers Bank's information like the linkedin page: https://www.linkedin.com/company/anderson-brothers-bank, the number of followers: 1482, the industry type: Banking and the number of employees: 180 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 755 and after the incident was 671 with a difference of -84 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 Anderson Brothers Bank and their customers.

On 05 December 2025, Anderson Bancshares Inc. (Anderson Brothers Bank) disclosed Data Breach issues under the banner "Anderson Bancshares Inc. Data Breach via Third-Party Vendor".

Anderson Bancshares Inc., the parent company of Anderson Brothers Bank, discovered a data breach compromising the personal information of thousands of customers due to unauthorized access to a third-party vendor's systems, Marquis Software Solutions.

The disruption is felt across the environment, affecting Marquis Software Solutions' systems, and exposing Personal and financial information, with nearly 3272 records at risk.

In response, and stakeholders are being briefed through Written notifications to affected consumers.

The case underscores how Completed (Internal Investigation by Marquis Software Solutions), with advisories going out to stakeholders covering One year of complimentary credit monitoring and identity theft protection services offered to affected customers.

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 Supply Chain Compromise (T1195) with high confidence (95%), supported by evidence indicating unauthorized access to a third-party vendors systems, Marquis Software Solutions and Supply Chain Compromise: Compromise Software Supply Chain (T1195.002) with moderate to high confidence (85%), supported by evidence indicating third-party vendor (Marquis Software Solutions) providing services for the bank was compromised. Under the Credential Access tactic, the analysis identified Compromise Accounts (T1586) with moderate to high confidence (70%), supported by evidence indicating unauthorized party gained access to Marquis’ systems as early as Aug. 14, 2025. Under the Exfiltration tactic, the analysis identified Automated Exfiltration (T1020) with moderate to high confidence (80%), supported by evidence indicating exposing sensitive customer information (SSNs, financial account info) and Exfiltration Over Alternative Protocol (T1048) with moderate to high confidence (70%), supported by evidence indicating data breach compromised personal information of thousands of customers. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with lower confidence (0%), Data Manipulation: Transmitted Data Manipulation (T1565.002) with lower confidence (0%), and Financial Theft (T1657) with moderate to high confidence (80%), supported by evidence indicating financial account information exposed in the breach. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Sources & References