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Analyze » Hiscox » HIS1774233087

Incident Score: Analysis & Impact (HIS1774233087)

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

Rankiteo Score Impact Analysis

Rankiteo Incident Impact-15
Company Score Before Incident775 / 1000
Company Score After Incident760 / 1000
Company LinkView Hiscox Profile
INCIDENT NUMBERHIS1774233087
Type of Cyber IncidentCyber Attack
ATTACK VECTORAI-generated malware, phishing schemes, insecure code
DATA EXPOSEDNA
INCIDENT DATE30/09/2025
STATUSpublished

Key Highlights From The Incident Analysis

  • Timeline of Hiscox's Cyber Attack 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 Hiscox 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 Hiscox breach identified under incident ID HIS1774233087.

The analysis begins with a detailed overview of Hiscox's information like the linkedin page: https://www.linkedin.com/company/hiscox, the number of followers: 119278, the industry type: Insurance and the number of employees: 3043 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 775 and after the incident was 760 with a difference of -15 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 Hiscox and their customers.

On 01 October 2025, a cybersecurity incident called "UK SMEs Face Rising Cyber Threats as AI Fuels Attacks" came to light.

A new report from Hiscox highlights the growing cybersecurity risks facing UK small and medium-sized enterprises (SMEs), with 59% experiencing at least one attack in the past year.

The disruption is felt across the environment, plus an estimated financial loss of True.

Formal response steps have not been shared publicly yet.

The case underscores how teams are taking away lessons such as Better reporting of cyber incidents, including mandatory disclosure of ransom payments, could lead to more accurate risk assessments, faster recovery, and stronger market resilience. Underreporting skews risk models and misprices insurance, and recommending next steps like Improve cyber incident reporting, including mandatory disclosure of ransom payments, to enhance risk assessments and market resilience.

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%), with evidence including phishing schemes, and 59% of SMEs experiencing at least one attack and Exploit Public-Facing Application (T1190) with moderate to high confidence (70%), supported by evidence indicating insecure code exploited by cybercriminals. Under the Execution tactic, the analysis identified User Execution: Malicious File (T1204.002) with moderate to high confidence (80%), supported by evidence indicating aI-generated malware amplifying threats. Under the Impact tactic, the analysis identified Data Encrypted for Impact (T1486) with high confidence (90%), with evidence including ransomware attacks with data encryption, and only 60% of ransom-paying victims recover data and Defacement (T1491) with moderate confidence (50%), supported by evidence indicating operational consequences of attacks. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate confidence (60%), supported by evidence indicating 31% of ransom-paying victims face additional extortion demands. Under the Credential Access tactic, the analysis identified Brute Force (T1110) with moderate confidence (50%), supported by evidence indicating aI amplifying threats, enabling exploitation of vulnerabilities. Under the Defense Evasion tactic, the analysis identified Obfuscated Files or Information (T1027) with moderate to high confidence (70%), supported by evidence indicating aI-generated malware. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.

Initial Access
Phishing (90%)
Exploit Public-Facing Application (70%)
Execution
User Execution: Malicious File (80%)
Impact
Data Encrypted for Impact (90%)
Defacement (50%)
Exfiltration
Exfiltration Over C2 Channel (60%)
Credential Access
Brute Force (50%)
Defense Evasion
Obfuscated Files or Information (70%)

Sources & References