Incident Score: Analysis & Impact (THE1776761513)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of The Adaptavist Group's Ransomware 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 The Adaptavist Group 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 The Adaptavist Group breach identified under incident ID THE1776761513.
The analysis begins with a detailed overview of The Adaptavist Group's information like the linkedin page: https://www.linkedin.com/company/theadaptavistgroup, the number of followers: 13239, the industry type: IT Services and IT Consulting and the number of employees: 982 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 608 with a difference of -148 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 The Adaptavist Group and their customers.
The Adaptavist Group recently reported "Adaptavist Group Security Breach Investigation", a noteworthy cybersecurity incident.
UK-based enterprise software consultancy The Adaptavist Group is investigating a security breach after an attacker accessed its systems using stolen credentials in late March 2024.
The disruption is felt across the environment, and exposing Business data (contact details, contracts, NDAs), alleged customer records, source code, internal documents, credentials, production systems, with nearly Hundreds of thousands (alleged) records at risk.
In response, teams activated the incident response plan, and stakeholders are being briefed through Customer letter from CEO, warnings about impersonation attempts.
The case underscores how Ongoing, with advisories going out to stakeholders covering Warnings about impersonation attempts.
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 high confidence (90%), supported by evidence indicating attacker accessed its systems using stolen credentials. Under the Credential Access tactic, the analysis identified Compromise Accounts (T1586) with moderate to high confidence (80%), supported by evidence indicating stolen credentials in late March 2024. Under the Lateral Movement tactic, the analysis identified Remote Services (T1021) with moderate to high confidence (70%), supported by evidence indicating complete infrastructure compromise alleged. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating hundreds of thousands of customer records, source code, internal documents and Data from Information Repositories (T1213) with moderate to high confidence (70%), supported by evidence indicating accessed systems contained contracts, NDAs, production systems. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating data exfiltration for leverage (standard ransomware playbook). Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with moderate confidence (60%), supported by evidence indicating ransomware group known as The Gentlemen. Under the Defense Evasion tactic, the analysis identified Valid Accounts (T1078) with moderate to high confidence (80%), supported by evidence indicating infiltrating networks with valid credentials (Trend Micro) and Hide Artifacts (T1564) with moderate confidence (50%), supported by evidence indicating no evidence of customer data being compromised or exfiltrated. Under the Command and Control tactic, the analysis identified Application Layer Protocol (T1071) with moderate confidence (60%), supported by evidence indicating posting on its dark web leak site. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- The Adaptavist Group Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/theadaptavistgroup/incident/THE1776761513
- The Adaptavist Group CyberSecurity Rating page: https://www.rankiteo.com/company/theadaptavistgroup
- The Adaptavist Group Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/the1776761513-the-adaptavist-group-ransomware-march-2026/
- The Adaptavist Group CyberSecurity Score History: https://www.rankiteo.com/company/theadaptavistgroup/history
- The Adaptavist Group CyberSecurity Incident Source: https://www.theregister.com/2026/04/21/adaptavist_group_breach_spawns_impostor/
- 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