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high severity December 07, 2023 · 4 min read Unverified claim — what this is

Kuriyama of America Listed by play Ransomware Group

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

Kuriyama of America was listed on Play's leak site. Play claims to have stolen internal data. This is the group's claim, not a confirmed finding.

Kuriyama of America Listed by play Ransomware Group

On December 7, 2023, industrial supplier Kuriyama of America appeared on the leak site operated by the Play ransomware group. The listing states that internal files were exfiltrated during a ransomware attack on the Illinois-based company. The disclosure does not quantify how many individuals may be affected, nor does it list the specific categories of data contained in the stolen files.

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Details in the Play Leak Site Listing

The Play ransomware operators posted a dedicated topic page for Kuriyama of America on their Tor-hosted leak site. According to the entry, the company suffered a ransomware intrusion in which attackers successfully exfiltrated internal files before encrypting systems. The listing does not provide a sample of the stolen data, a ransom demand figure, or a public deadline, which is consistent with Play’s selective publication approach. Public reporting on the group indicates that when victims do not pay, additional pressure is applied by releasing portions of the archive or contacting business partners. The primary disclosure source remains the Play leak site itself, accessible via the onion link indexed by ransomware.live.

Why This Matters for You and Your Family

When a company like Kuriyama of America loses control of internal files, the information inside often includes employee records, vendor contracts, customer details, or partner communications. If your name, address, Social Security number, or employment history appears in those files, the breach creates a direct pathway for identity theft and financial fraud. Even when exact record counts remain unknown, the exposure of internal files means sensitive personal data that was never intended for public view may now be in the hands of professional extortionists. Families of current or former employees, contractors, or even customers are at elevated risk because one compromised record can reveal household addresses, phone numbers, and dates of birth that criminals combine with other leaks.

The Doxxing and Identity-Chain Risk

Stolen internal files frequently contain email addresses, usernames, and internal notes that link corporate identities to personal accounts. Attackers and subsequent data brokers can chain these fragments together to build full profiles: work email leads to personal email, phone numbers tie to family members, and addresses connect everything to household records. This is exactly how doxxing escalates. A single breach can expose not only adults but also dependents whose information appears in benefits files or emergency-contact lists. Credential leaks like this one cascade into account takeovers on gaming platforms, social media, and email, giving attackers persistent access to private conversations and further personal data. Children’s gaming accounts are especially vulnerable because parents often reuse passwords or security questions that appear in corporate documents.

Play Ransomware Group Track Record

Public reporting attributes the Play ransomware group’s emergence to mid-2022. Since then the gang has targeted organizations across manufacturing, healthcare, and professional services, with notable prior victims including several U.S. industrial and logistics firms. Their typical playbook begins with initial access gained through compromised remote desktop credentials or phishing, followed by lateral movement, data exfiltration, and deployment of ransomware. Play usually gives victims a short payment window before publishing samples or full archives on their leak site. They favor extortion over pure encryption, threatening to notify customers and regulators if the ransom is not paid. The group’s leak site remains one of the more active ransomware boards, and their claims have been independently verified in multiple unrelated incidents.

What to do

  • Run a DoxxScan to map every link between your work email, personal accounts, phone numbers, and real-world identity, then use the cleanup of Warden to break those chains.
  • Rotate any password you used at Kuriyama of America or related vendor portals anywhere it has been reused, and switch to 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next time your information surfaces you learn within hours instead of months.
  • Cover the household with DoxxScan family coverage that extends to dependents and children’s gaming accounts that often chain back to the same breached corporate address or parent email.
  • Let remediation specialists handle takedown requests for any exposed personal documents or broker listings that appear after this incident.

The Kuriyama of America listing is a reminder that ransomware operators continue to treat stolen corporate files as long-term extortion ammunition. Protecting yourself requires more than changing one password; it demands visibility into how your identity is connected across breaches and proactive steps to sever those links. DoxxScan by GalaxyWarden delivers that visibility through continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage that includes children’s gaming accounts. Start your DoxxScan trial today to regain control before the next wave of misuse begins.

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
Disclosed December 07, 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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