high severity November 01, 2023 · 4 min read Unverified claim — what this is

edc.dk Listed by Black Basta Ransomware Group

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

edc.dk was listed on Blackbasta's leak site. Blackbasta claims to have stolen internal data. This is the group's claim, not a confirmed finding.

edc.dk Listed by Black Basta Ransomware Group

On November 1, 2023, Danish real estate chain EDC appeared on the leak site of the Black Basta ransomware group. The listing states that internal files were exfiltrated during a ransomware attack on the company, which operates more than 230 independent offices and employs roughly 1,600 people across Denmark. The number of individuals whose data was taken remains unknown, and the leak-site posting does not specify which exact records were allegedly stolen.

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Details from the Leak Site

The Black Basta leak page for edc.dk states that the real estate firm suffered a ransomware intrusion and that attackers successfully removed internal files before encryption. No sample data is publicly shown, and the posting does not quantify affected records or name the precise systems compromised. The disclosure indicates the data was taken in the course of a standard ransomware operation, after which the group offered the victim the usual choice between payment and public release of the stolen material. As of the listing date, EDC had not issued a public breach notification detailing the incident to customers or employees.

Why This Matters for You and Your Family

If you have bought, sold, or had property valued through EDC in recent years, your personal information may sit inside the exfiltrated files. Real-estate transactions routinely contain full names, home addresses, phone numbers, email addresses, civil registration numbers, bank details, and copies of identification documents. When such records leave a company’s control, they become raw material for identity theft, loan fraud, and targeted scams against you or members of your household. Even if the exact volume of records is not yet known, the high severity rating reflects the sensitivity of housing-related personal data in Denmark.

Doxxing and Identity-Chain Risks

Stolen real-estate files rarely stay isolated. Attackers or subsequent buyers can cross-reference an address or civil registration number with social-media handles, gaming usernames, and email addresses found in other breaches. This creates long identity chains that link your professional life, family home, and children’s online activities. A single exposed phone number or email from the EDC files can unlock further doxxing, harassment, or account takeovers on platforms where the same credentials were reused. Credential leaks like this one cascade into account takeovers that can affect both adult and children’s gaming accounts tied to the same household address.

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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 Blackbasta · 522 incidents tracked →

Severity High the filing does not enumerate what was exposed

Disclosed November 01, 2023

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.

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Blackbasta — 522 incidents tracked

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