Incident Score: Analysis & Impact (SOU1777019854)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Southern Dermatology'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 Southern Dermatology 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 Southern Dermatology breach identified under incident ID SOU1777019854.
The analysis begins with a detailed overview of Southern Dermatology's information like the linkedin page: https://www.linkedin.com/company/southern-dermatology, the number of followers: 243, the industry type: Medical Practices and the number of employees: 55 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 756 and after the incident was 662 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 Southern Dermatology and their customers.
On 02 April 2026, Southern Illinois Dermatology disclosed Data Breach issues under the banner "Southern Illinois Dermatology Data Breach Exposes Sensitive Information of 160,000 Individuals".
An unauthorized third party accessed Southern Illinois Dermatology's network, compromising the personal and medical data of approximately 160,000 individuals.
The disruption is felt across the environment, and exposing Personal and medical data of 160,000 individuals, with nearly 160,000 records at risk.
In response, and stakeholders are being briefed through Delayed notification to affected individuals.
The case underscores how Under investigation, with advisories going out to stakeholders covering Notification sent to affected individuals on April 2, 2026.
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 confidence (60%), supported by evidence indicating unauthorized third party accessed its network and Exploit Public-Facing Application (T1190) with moderate confidence (50%), supported by evidence indicating accessed its network (implied public-facing system). Under the Credential Access tactic, the analysis identified Unsecured Credentials (T1552) with moderate to high confidence (70%), supported by evidence indicating compromised personal and medical data (implied credential misuse) and OS Credential Dumping (T1003) with moderate confidence (50%), supported by evidence indicating social Security numbers and medical record numbers exposed. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating compromised...full names, addresses, SSNs, medical record numbers and Data from Information Repositories (T1213) with moderate to high confidence (70%), supported by evidence indicating medical data of 160,000 individuals compromised. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating 160,000 records exposed (implied exfiltration) and Transfer Data to Cloud Account (T1537) with lower confidence (40%), supported by evidence indicating unauthorized third party accessed network (cloud storage possible). Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (30%), supported by evidence indicating no details on extent of breach (destruction possible) and Data Manipulation: Transmitted Data Manipulation (T1565.002) with lower confidence (40%), supported by evidence indicating increased risk of identity theft (data tampering possible). Under the Defense Evasion tactic, the analysis identified Indicator Removal (T1070) with moderate confidence (60%), supported by evidence indicating delayed disclosure (April 2026 for Nov 2025 breach) and Hide Artifacts (T1564) with moderate confidence (50%), supported by evidence indicating no details on attack vector or containment. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Southern Dermatology Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/southern-dermatology/incident/SOU1777019854
- Southern Dermatology CyberSecurity Rating page: https://www.rankiteo.com/company/southern-dermatology
- Southern Dermatology Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/sou1777019854-southern-illinois-dermatology-breach-november-2025/
- Southern Dermatology CyberSecurity Score History: https://www.rankiteo.com/company/southern-dermatology/history
- Southern Dermatology CyberSecurity Incident Source: https://www.classactionlawyers.com/blog/southernillinoisdermatology
- Rankiteo A.I CyberSecurity Rating methodology: https://www.rankiteo.com/Images/rankiteo_algo.pdf
- Rankiteo TPRM Scoring methodology: https://static.rankiteo.com/model/rankiteo_tprm_methodology.pdf