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Analyze » Henry Rossi & Co » HEN1783355833

Incident Score: Analysis & Impact (HEN1783355833)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-73
Company Score Before Incident758 / 1000
Company Score After Incident685 / 1000
Company LinkView Henry Rossi & Co Profile
INCIDENT NUMBERHEN1783355833
Type of Cyber IncidentBreach
ATTACK VECTORNA
DATA EXPOSEDSensitive personal information including full...
INCIDENT DATE16/01/2026
STATUSConcluded

Key Highlights From The Incident Analysis

  • Timeline of Henry Rossi & Co'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 Henry Rossi & Co 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 Henry Rossi & Co breach identified under incident ID HEN1783355833.

The analysis begins with a detailed overview of Henry Rossi & Co's information like the linkedin page: https://www.linkedin.com/company/henry-rossi-&-co, the number of followers: 22, the industry type: Accounting and the number of employees: 15 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 758 and after the incident was 685 with a difference of -73 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 Henry Rossi & Co and their customers.

On 10 June 2026, Henry Rossi & Co. disclosed Data Breach issues under the banner "Henry Rossi & Co. Data Breach Exposes Sensitive Information of 2,720 Individuals".

Henry Rossi & Co., a certified public accounting firm in Monroeville, Pennsylvania, disclosed a data breach affecting approximately 2,720 individuals across the U.S.

The disruption is felt across the environment, and exposing Sensitive personal information including full names, Social Security numbers, and dates of birth, with nearly 2720 records at risk.

In response, and stakeholders are being briefed through Notification letters sent to affected individuals; dedicated helpline established.

The case underscores how Concluded, with advisories going out to stakeholders covering Dedicated helpline (933-918-5956) established for inquiries; no free credit monitoring or identity protection services offered.

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 unauthorized actor accessed the firm’s systems on January 17 and 18, 2026 and Exploit Public-Facing Application (T1190) with moderate confidence (50%), supported by evidence indicating accessed the firm’s systems...prompting an immediate investigation. Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate confidence (60%), supported by evidence indicating social Security numbers, full names, and dates of birth compromised. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating audit records...exposed data including full names, Social Security numbers. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating data breach affecting approximately 2,720 individuals. Under the Impact tactic, the analysis identified Data Manipulation: Stored Data Manipulation (T1565.001) with lower confidence (40%), supported by evidence indicating unauthorized actor accessed the firm’s systems. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Sources & References