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high severity September 10, 2025 · 4 min read Unverified claim — what this is

deerfield.com / singulargenomics.com Listed by incransom Ransomware Group

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

================================================================================================ deerfield.com Deerfield Management ("Deerfield") is an American investment firm headquartered in New York City. It is focused on making public and private investments in the healthcare and biotechnology industries. Deerfield is considered to be one of the largest dedicated healthcare investment firms in the world. ================================================================================================ We hacked and compromised one of the many laboratories belonging to Deerfield: ====

— from INC Ransom’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.
deerfield.com / singulargenomics.com Listed by incransom Ransomware Group

On September 10, 2025, the ransomware group IncRansom added deerfield.com and singulargenomics.com to its leak site, claiming it had hacked and exfiltrated internal files from one of Deerfield Management’s laboratories. Deerfield Management is a major New York-based investment firm focused on healthcare and biotechnology. The incident affects anyone whose personal or medical-related information may have been stored in those laboratory systems, including patients, research participants, employees, and their families.

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What Public Reporting Shows

Public reporting indicates that IncRansom posted evidence of a successful breach against a Deerfield-affiliated laboratory. The group states it compromised the network, exfiltrated internal files, and is now listing the victim on its public leak site. No exact number of records has been disclosed, and the precise volume or sensitivity of the stolen data remains unconfirmed by independent sources. The leak site entry appeared on September 10, 2025, and the attackers have not yet published a specific extortion deadline in the available posting.

Deerfield has not issued a public statement confirming the breach as of the latest available information. The compromised entities — deerfield.com and singulargenomics.com — are directly tied to Deerfield’s investment and laboratory operations in the healthcare sector.

Why This Matters for You and Your Family

When a healthcare investment firm’s laboratory is breached, the data exposed can include names, addresses, dates of birth, medical records, insurance details, and research participant information. Internal files exfiltrated in such attacks often contain spreadsheets or documents that link personal identifiers to family members or dependents. If your doctor, clinical trial, or insurance provider has any connection to Deerfield’s network of laboratories or portfolio companies, your information could be among the stolen material.

Once this data reaches dark-web markets or is used in follow-on attacks, it becomes nearly impossible to retract. You and your family may face increased risks of identity theft, fraudulent medical claims, or targeted scams that reference real health details. Children’s information is especially vulnerable because it can be paired with parental data to build long-term identity profiles.

The Doxxing and Identity-Chain Implications

Ransomware leaks rarely stop at the initial victim. Stolen internal files frequently contain email addresses, usernames, phone numbers, and partner contacts that attackers chain together with data from previous breaches. A single exposed laboratory credential can lead to account takeovers across email, banking, and online services. Public reporting shows these chains often surface on doxxing forums within weeks.

Credential leaks like this one cascade into gaming account takeovers when family members reuse passwords or security questions. Children’s Roblox, Fortnite, or other gaming accounts become entry points for further harassment or social engineering once linked to a parent’s breached email. The result is a widening web of personal exposure that can affect every member of the household.

IncRansom’s Publicly Known Track Record

Public reporting attributes IncRansom with emerging in early 2024 as a double-extortion ransomware operation. The group is known for targeting mid-sized organizations in healthcare, technology, and professional services. Notable prior victims listed on its leak site include healthcare providers and laboratory-related companies, though exact details vary by incident. Its typical playbook involves initial access through phishing or exploited remote desktop services, followed by data exfiltration and encryption. The group then demands payment to prevent publication of stolen files, often releasing small samples as proof before escalating pressure through public listings and direct contact.

What to do

  • Run a DoxxScan to map every link between your emails, phone numbers, usernames, and real-world identity so you can see exactly what this claimed breach connects to.
  • Rotate the password used at any Deerfield-affiliated service anywhere it is reused, and switch to 2FA through an authenticator app rather than text messages.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure of your data is caught in hours, not 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 handle takedown requests and broker removals for you while you focus on securing accounts and alerting affected family members.

The speed with which ransomware groups move stolen data means quick, decisive action is the only practical defense. Start by understanding exactly how this claimed breach connects to the rest of your digital life. DoxxScan by GalaxyWarden delivers 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. One short scan today can shorten the window attackers count on.

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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Deerfield Management is one listing. Your email is probably in others.
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Report details & sourcing

Severity High
Disclosed September 10, 2025
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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