high severity October 15, 2022 · 3 min read Unverified claim — what this is

MultiCare DataBase Leak Listed by Everest Ransomware Group

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

MultiCare DataBase Leak was listed on the everest ransomware leak site. The group claims to have stolen internal data.
— from Everest’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.

MultiCare DataBase Leak Listed by Everest Ransomware Group

On October 15, 2022, healthcare provider MultiCare appeared on the leak site operated by the Everest ransomware group. The listing states that internal files were exfiltrated during a ransomware attack, although the exact number of records affected and the specific types of data taken remain undisclosed in the primary listing.

Already exposed?

You can’t unleak data. You can take away what it’s worth.

A leaked record is where it starts, not where it ends. What turns it into your front door is the look-up sites publishing your address beside your name — and those are what an AI reads when somebody asks about you. The free scan shows you both. We write to 580 companies.

See what is exposed about you — free scan →

Watch MultiCare DataBase Leak

Get alerted the next time MultiCare DataBase Leak files a breach with any US regulator — the filing, dated and sourced. A free single-company slice of Signals; no account needed.

We’ll email you only about MultiCare DataBase Leak’s future breach filings and how to watch a whole vendor list — not general marketing. Unsubscribe any time.

Watching your whole vendor list (50 to 500 companies, by tier) is GalaxyWarden Signals.

Reported Details from the Listing

The Everest leak site entry for MultiCare DataBase Leak claims the organization suffered a ransomware intrusion in which attackers successfully stole internal data. The disclosure does not quantify the volume of information taken, list particular data fields, or provide samples beyond what the group typically posts to pressure victims. Public tracking via ransomware.live states the listing went live on October 15, 2022. No subsequent update on the site indicates whether MultiCare paid a ransom or whether additional material was later published.

Why This Matters for You and Your Family

When a healthcare organization’s internal files are stolen, the exposure can reach far beyond corporate systems. Patient records, employee information, insurance details, and vendor contracts frequently contain names, addresses, dates of birth, Social Security numbers, and medical histories. Even if the exact contents are not yet public, the mere confirmation that internal files were allegedly exfiltrated creates immediate risk for anyone whose data touched MultiCare’s systems. You and your family could face heightened chances of identity theft, fraudulent tax filings, or targeted phishing attacks that reference real medical events to appear legitimate.

The Doxxing and Identity-Chain Risks

Ransomware leaks like this one rarely stop at the initial publication. Once internal files surface on dark-web forums or are sold in underground markets, opportunistic criminals combine them with other breached datasets. A single email address or phone number from the MultiCare leak can be chained to gaming accounts, social-media handles, and family-member profiles. This linkage turns a corporate breach into personal doxxing that can expose home addresses, children’s names, and financial relationships. Credential leaks from healthcare environments are especially dangerous because the same passwords are often reused for personal email, banking, and online gaming.

You’ve used today’s 5 free articles · resets tomorrow

Create a free account to keep reading

The rest of this article comes straight back — free, no card, nothing you’ve already read goes away. Then see whether your own data is exposed too: the scan on this site is free with or without an account, and the account is what keeps the result after the emailed link expires.

Reading this for a company?

GalaxyWarden Signals watches the organisations you name and emails you when one of them actually discloses — SEC 8-K Item 1.05 filings and corroborated breach records, with a JSON API. It monitors companies, not people: it does not scan you and does not remove your personal data.

See GalaxyWarden Signals →

Or make a free reader account first

Free reader account

No card, no charge. You read the blog without a limit — every article, no daily count — and it saves your exposure-scan results so you can open them again after the emailed link expires. We won’t email you anything else unless you tick the box asking us to. The next step shows what the paid plans add — free stays the first option on it.

Create a free account →

Free accounts are for personal use. If you’re reading for a company, that’s Signals (terms).

Already have an account? Log in

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 sample580 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.

Report details & sourcing

Attributed to Everest · 418 incidents tracked →

Severity High the filing does not enumerate what was exposed

Disclosed October 15, 2022

Last reviewed August 8, 2026

Affected Unconfirmed

By GalaxyWarden Threat Research · Editorial & sourcing standards

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.

Threat-actor tracker

Everest — 418 incidents tracked

Every breach we've attributed to Everest, in one running log. See who else they've hit →

Related breaches

high October 01, 2026