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high severity May 31, 2024 · 3 min read Unverified claim — what this is

St. Helena Listed by medusa Ransomware Group

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

St. Helena (Incorporated March 24, 1876) - is a city in Napa County, California, United States. Located in the North Bay region of the San Francisco Bay Area, the population was 5,438 at the 2020 census. The total amount of data leakage is 120.33 GB

— from Medusa’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.
St. Helena Listed by medusa Ransomware Group

On May 31, 2024, the small California city of St. Helena appeared on the leak site operated by the Medusa ransomware group. The listing states that internal files totaling 120.33 GB were exfiltrated during a ransomware attack on the municipal government. The disclosure does not specify the exact number of residents or employees affected, nor does it list the precise categories of records involved beyond claiming that sensitive internal files were taken.

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Details from the Medusa Listing

The Medusa leak site entry for St. Helena, incorporated in 1876 and located in Napa County, explicitly claims the city suffered a ransomware intrusion resulting in data exfiltration. It displays a sample of the allegedly stolen material and gives the precise volume of 120.33 GB. The posting follows the group’s standard format: an announcement that negotiations have ended and that the data may now be public. No additional technical details about the initial access vector or the specific systems compromised are provided in the listing itself.

Why This Matters for You and Your Family

When a city government is hit, the records often contain information about residents, local businesses, property ownership, permitting, tax payments, and municipal employee details. Even though the exact data types are not spelled out, any municipal breach of this scale creates concrete risk for families living in or doing business with St. Helena. Your address, date of birth, driver’s license number, or financial information tied to local services may now sit in an attacker-controlled archive. Once that material surfaces, it rarely stays contained to one criminal group.

Doxxing and Identity-Chain Risks

Internal government files frequently link personal identifiers to email addresses, phone numbers, and account handles. These connections allow attackers to build detailed identity chains that stretch far beyond the original breach. A leaked city employee email can be matched with personal accounts, social-media profiles, or even children’s gaming usernames that reuse the same password. The result is cascading account takeovers that expose your family to harassment, identity theft, and further extortion. Credential leaks like this one routinely fuel doxxing campaigns because they provide the relational glue that turns isolated records into full personal dossiers.

Medusa Ransomware Group Track Record

Public reporting attributes Medusa’s emergence to late 2022. The group has since targeted organizations across North America, Europe, and Australia, with a focus on mid-sized cities, manufacturers, and healthcare providers. Their publicly observed playbook combines phishing or exploited remote-access tools for initial access, followed by rapid exfiltration of documents before encryption. Medusa typically posts victim data on their Tor-based leak site after a short negotiation window, using the publication as leverage for payment. The St. Helena listing fits this pattern exactly.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, then use the cleanup to remove what you can.
  • Rotate any password you have used for St. Helena municipal services, online portals, or related local accounts, and enable 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure of your information is caught and acted on quickly.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts, which often chain back to the same addresses or parent emails leaked in municipal breaches.
  • Let remediation specialists handle ongoing takedown requests for any personal records that appear on data-broker or extortion sites.

The St. Helena breach is a reminder that even small-town municipal systems hold data that can endanger every resident’s privacy for years to come. Staying ahead requires more than reactive checks; it demands continuous visibility and expert help when exposures surface. DoxxScan by GalaxyWarden delivers that combination 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.

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 May 31, 2024
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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