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high severity December 12, 2023 · 3 min read Unverified claim — what this is

Insomniac Games Listed by rhysida Ransomware Group

If you are a customer of Insomniac Games, here’s what is being claimed, and what it would mean for you.

Insomniac Games Insomniac Games, Inc. is an American video game developer based in Burbank, California.

— from Rhysida’s own leak-site posting. This is the group’s claim, quoted verbatim; it is not GalaxyWarden’s reporting and has not been independently verified.
Insomniac Games Listed by rhysida Ransomware Group

On December 12, 2023, video game developer Insomniac Games appeared on the leak site operated by the Rhysida ransomware group. The listing states that internal files were exfiltrated during a ransomware attack on the Burbank, California studio. The disclosure does not specify the volume or exact types of data taken, nor does it list any ransom demand or deadline.

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Details from the Leak Site

The primary source is the Rhysida leak portal, archived and indexed by ransomware.live. It states that Insomniac Games was listed following a successful intrusion in which attackers gained access to the company’s internal network and removed files. No sample data appears to have been published at the time of the initial listing, and the notification does not quantify affected records or name specific systems compromised. The entry simply states that internal files were exfiltrated in a ransomware attack.

Why This Matters for You and Your Family

When a game studio’s internal files are taken, the information often includes employee records, contractor details, email addresses, and documents that can contain personal identifiers. If your name, email, phone number, or address appears in any of those files, the breach creates a direct line for identity thieves and harassers. Insomniac Games employees, former staff, partners, and even players whose information was stored internally now face elevated risk of phishing, account takeovers, and targeted scams. Families are affected because one exposed work email can lead to home addresses or children’s names being uncovered through simple cross-referencing.

Doxxing and Identity-Chain Risks

Leaked internal files frequently contain spreadsheets that link corporate emails to personal phone numbers, home addresses, or dates of birth. Attackers and opportunistic criminals then chain these details with usernames found in the same documents. A single gaming-industry credential leak can cascade into takeovers of Steam, Epic, PlayStation Network, or Xbox accounts. Once those gaming profiles are hijacked, attackers extract additional personal data, photos, and chat logs that tie back to real-world identities. The result is a growing doxxing chain that can expose you and your children across social media, gaming platforms, and data-broker sites. DoxxScan by GalaxyWarden continuously monitors 13.1B+ breach records and 100+ platforms with AI-powered identity-chain mapping, helping connect the dots before harm occurs.

Rhysida’s Known Track Record

Public reporting attributes the first activity of Rhysida to May 2023. The group has since claimed responsibility for attacks on organizations in healthcare, education, and technology sectors. Notable prior victims include a British library service, a U.S. healthcare provider, and several manufacturing firms. Rhysida typically uses phishing or exploited remote desktop credentials for initial access, exfiltrates data before encrypting systems, and then posts samples or full datasets on its leak site when victims do not pay. The group’s playbook emphasizes volume over sophistication, aiming to pressure organizations by threatening to release sensitive internal documents within days or weeks of the initial breach announcement.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, with cleanup handled by the service.
  • Rotate any password you used at Insomniac Games or related services anywhere it has been reused, and switch on 2FA using an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring so the next breach that touches your information is caught in hours instead of months.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts that often chain back to the same addresses and emails.
  • Let remediation specialists manage takedown requests across data brokers and leak sites on your behalf.

The Rhysida listing of Insomniac Games is a reminder that even specialized creative studios hold data that can endanger ordinary families once it leaves secure networks. Acting quickly on credential hygiene and identity monitoring limits how far attackers can travel down the chain. Start your DoxxScan trial today and let its continuous monitoring across 13.1B+ breach records, AI-powered identity-chain mapping, and hands-on remediation specialists protect both your household and your children’s gaming accounts from cascading compromises.

What the free scan actually returns

Sample resultyou@email.comIllustrative — not a real person

Found on people-search siteswe remove these

These listings are live, public, and legal to remove — and removing them is what we do.

value redacted in this sampleage, relatives, address historySpokeo
value redacted in this samplephone, household, property recordsBeenVerified
value redacted in this sample582 companies checked

Found in breach recordsverifiedreported — unverified

Each record is labeled: confirmed breach data, or an attacker’s claim no one has verified.

verifiedvalue redacted in this samplepassword + phone · 2024telecom breach
unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

Leaked data cannot be deleted from the internet — anyone claiming otherwise is lying. Broker listings can be removed. We do the second, and show you exactly what to fix from the first.

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed December 12, 2023
Last reviewed August 8, 2026
Affected Unconfirmed
Unverified claim — what this report is
This page documents a public listing on a ransomware/extortion group’s leak site, tracked via public threat-intelligence sources. A listing is the attacker’s claim. GalaxyWarden aggregates and reports such claims; we have not independently verified that a breach occurred, what data (if any) was taken, or the accuracy of anything the group asserts, and the named organisation has not necessarily confirmed the incident. Sections above describe what the listing shows and the group’s documented history — not verified findings about the named organisation. If you represent this organisation and believe anything here is inaccurate, tell us and we’ll review it promptly.
Editorial & sourcing policy
GalaxyWarden is a breach-monitoring service and news aggregator. We do not exfiltrate, host, purchase, or redistribute stolen data. Breach information is compiled from publicly accessible sources and threat-intelligence platforms, and is reported as claims attributed to their source. We promptly correct or remove material shown to be inaccurate — see our content & takedown policy or write to support@galaxywarden.com.
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