Incident Score: Analysis & Impact (FIS1788467534)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of Fishbrain'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 Fishbrain 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 Fishbrain breach identified under incident ID FIS1788467534.
The analysis begins with a detailed overview of Fishbrain's information like the linkedin page: https://www.linkedin.com/company/fishbrain-ab, the number of followers: 6321, the industry type: Technology, Information and Internet and the number of employees: 72 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 766 and after the incident was 695 with a difference of -71 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 Fishbrain and their customers.
On 19 August 2024, Fishbrain disclosed Data Breach issues under the banner "Fishbrain App Breach Exposes Password Hashes and User Data for Millions of Anglers".
Cybercriminals have stolen password hashes and corresponding salts from Fishbrain, a popular fishing app with over 20 million users, potentially enabling credential-cracking attacks.
The disruption is felt across the environment, and exposing Password hashes, salts, names, dates of birth, email addresses, phone numbers, usernames, country information.
In response, moved swiftly to contain the threat with measures like Restricted access to the affected environment, and began remediation that includes Patched the vulnerability, reset all user passwords, required users to create new credentials upon next login.
The case underscores how Ongoing, with advisories going out to stakeholders covering Users required to reset passwords and create new credentials.
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 Exploit Public-Facing Application (T1190) with moderate to high confidence (80%), supported by evidence indicating cybercriminals have stolen password hashes...from Fishbrain, a popular fishing app. Under the Credential Access tactic, the analysis identified Credentials from Password Stores (T1555) with high confidence (90%), supported by evidence indicating stolen password hashes and corresponding salts from Fishbrain and Brute Force: Password Cracking (T1110.002) with moderate to high confidence (80%), supported by evidence indicating potentially enabling credential-cracking attacks...some compromised hashes could be decoded. Under the Collection tactic, the analysis identified Data from Local System (T1005) with high confidence (90%), supported by evidence indicating exposed names, dates of birth, email addresses, phone numbers, usernames, country information. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating cybercriminals have stolen password hashes...potentially enabling credential-cracking attacks. Under the Defense Evasion tactic, the analysis identified Valid Accounts (T1078) with moderate confidence (60%), supported by evidence indicating fishbrain did not store passwords in plaintext...some compromised hashes could be decoded. Under the Impact tactic, the analysis identified Account Access Removal (T1531) with moderate to high confidence (80%), supported by evidence indicating reset all user passwords and required users to create new credentials upon next login. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- Fishbrain Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/fishbrain-ab/incident/FIS1788467534
- Fishbrain CyberSecurity Rating page: https://www.rankiteo.com/company/fishbrain-ab
- Fishbrain Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/fis1788467534-fishbrain-breach-august-2026/
- Fishbrain CyberSecurity Score History: https://www.rankiteo.com/company/fishbrain-ab/history
- Fishbrain CyberSecurity Incident Source: https://www.theregister.com/cyber-crime/2026/09/03/cybercrooks-trawl-fishbrain-to-net-password-hashes/5294158
- 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