Incident Score: Analysis & Impact (LED1788458082)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Ledger'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 Ledger 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 Ledger breach identified under incident ID LED1788458082.
The analysis begins with a detailed overview of Ledger's information like the linkedin page: https://www.linkedin.com/company/ledgerhq, the number of followers: 91625, the industry type: Computer and Network Security and the number of employees: 824 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 288 and after the incident was 100 with a difference of -188 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 Ledger and their customers.
Ledger recently reported "Ledger Faces $500M Lawsuit Over Repeated Data Breaches and Crypto Theft", a noteworthy cybersecurity incident.
Crypto wallet manufacturer Ledger is at the center of a $500 million class action lawsuit filed on August 27, alleging systemic negligence in protecting customer data.
The disruption is felt across the environment, affecting Ledger’s customer database and User crypto wallets, and exposing Personal data of nearly 300,000 users (2020), crypto wallet funds (2023), with nearly Nearly 300,000 (2020 breach) records at risk, plus an estimated financial loss of $500M (lawsuit claim).
In response, and stakeholders are being briefed through Delayed customer notifications, downplayed breaches.
The case underscores how Ongoing (legal matter).
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 Phishing (T1566) with high confidence (90%), supported by evidence indicating phishing attack on a Ledger employee led to malware distribution and Exploit Public-Facing Application (T1190) with moderate confidence (50%), supported by evidence indicating hack of payments processor Global-e (2026 breach). Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate to high confidence (80%), supported by evidence indicating malware distribution, enabling attackers to redirect funds. Under the Credential Access tactic, the analysis identified Unsecured Credentials: Credentials In Files (T1552.001) with moderate to high confidence (70%), supported by evidence indicating personal data of nearly 300,000 users exposed (2020 breach). Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating personal data...exposed in 2020 breach, sold on dark web. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating data sold on dark web marketplaces (2020 breach) and Transfer Data to Cloud Account (T1537) with moderate confidence (60%), supported by evidence indicating attackers exploited stolen data to target crypto assets. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with lower confidence (40%), supported by evidence indicating malware distribution enabled attackers to redirect funds and Financial Theft (T1657) with high confidence (90%), supported by evidence indicating attackers exploited stolen data to target crypto assets ($2M loss). Under the Defense Evasion tactic, the analysis identified Disabling Security Tools (T1089) with moderate confidence (50%), supported by evidence indicating systemic negligence in protecting customer data and Impair Defenses: Disable or Modify Tools (T1562.001) with moderate confidence (60%), supported by evidence indicating failure to strengthen security measures after breaches. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Ledger Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/ledgerhq/incident/LED1788458082
- Ledger CyberSecurity Rating page: https://www.rankiteo.com/company/ledgerhq
- Ledger Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/led1788458082-ledger-breach-august-2026/
- Ledger CyberSecurity Score History: https://www.rankiteo.com/company/ledgerhq/history
- Ledger CyberSecurity Incident Source: https://cryptonews.net/news/legal/33393388/
- 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