Incident Score: Analysis & Impact (INS1778855332)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Insight Partners'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 Insight Partners 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 Insight Partners breach identified under incident ID INS1778855332.
The analysis begins with a detailed overview of Insight Partners's information like the linkedin page: https://www.linkedin.com/company/insight--partners, the number of followers: 166755, the industry type: Venture Capital and Private Equity Principals and the number of employees: 620 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 586 and after the incident was 391 with a difference of -195 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 Insight Partners and their customers.
On 16 January 2025, Insight Partners disclosed Ransomware issues under the banner "Insight Partners Ransomware Attack".
Venture capital firm Insight Partners disclosed a ransomware attack that compromised the personal data of over 12,000 individuals, including employees, former staff, and limited partners.
The disruption is felt across the environment, affecting HR and finance servers, and exposing Personal data of over 12,000 individuals, including HR and finance records, banking records, tax documents, and sensitive information about funds and portfolio firms, with nearly 12,000+ records at risk.
In response, moved swiftly to contain the threat with measures like Systems rebuilt, vulnerabilities patched, and began remediation that includes Strengthened security measures, and stakeholders are being briefed through Notified affected individuals, offered credit monitoring services.
The case underscores how with advisories going out to stakeholders covering Notified affected individuals, offered credit monitoring services.
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 attackers accessed HR and finance servers on or around October 25, 2024 and Exploit Public-Facing Application (T1190) with lower confidence (40%), supported by evidence indicating vulnerabilities were later patched, implying possible initial exploit. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate confidence (50%), supported by evidence indicating ransomware deployed encryption on January 16, 2025. Under the Persistence tactic, the analysis identified Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating attackers maintained access from October 25, 2024 to January 16, 2025. Under the Privilege Escalation tactic, the analysis identified Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating access to HR and finance servers suggests elevated privileges. Under the Defense Evasion tactic, the analysis identified Obfuscated Files or Information (T1027) with moderate confidence (50%), supported by evidence indicating ransomware encryption deployed, likely evading detection and Impair Defenses: Disable or Modify Tools (T1562.001) with lower confidence (40%), supported by evidence indicating security measures were later strengthened post-incident. Under the Credential Access tactic, the analysis identified OS Credential Dumping (T1003) with moderate confidence (60%), supported by evidence indicating hR and finance records, including banking and tax documents, were accessed and Unsecured Credentials: Credentials In Files (T1552.001) with moderate confidence (50%), supported by evidence indicating finance servers contained sensitive banking records. Under the Discovery tactic, the analysis identified Account Discovery (T1087) with moderate confidence (60%), supported by evidence indicating personal data of employees, former staff, and limited partners accessed and File and Directory Discovery (T1083) with moderate to high confidence (70%), supported by evidence indicating hR and finance servers targeted for specific data types. Under the Collection tactic, the analysis identified Data from Local System (T1005) with moderate to high confidence (80%), supported by evidence indicating data exfiltrated from HR and finance servers before encryption and Data from Information Repositories (T1213) with moderate to high confidence (70%), supported by evidence indicating fund information, portfolio firm details, and tax documents compromised. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (80%), supported by evidence indicating data exfiltrated before encryption on January 16, 2025 and Exfiltration Over Web Service (T1567) with moderate confidence (50%), supported by evidence indicating large volume of data (12,000+ records) likely exfiltrated. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (90%), supported by evidence indicating ransomware deployed encryption on January 16, 2025 and Data Destruction (T1485) with lower confidence (40%), supported by evidence indicating systems were rebuilt post-incident. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Insight Partners Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/insight--partners/incident/INS1778855332
- Insight Partners CyberSecurity Rating page: https://www.rankiteo.com/company/insight--partners
- Insight Partners Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/ins1778855332-insight-partners-ransomware-september-2025/
- Insight Partners CyberSecurity Score History: https://www.rankiteo.com/company/insight--partners/history
- Insight Partners CyberSecurity Incident Source: https://www.theregister.com/security/2025/09/18/insight-partners-ransomware-hit-exposed-data-on-12k-people/663500
- 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