high severity April 01, 2025 · 3 min read Unverified claim — what this is

Brella Listed by KillSec Ransomware Group

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

Brella was listed on the killsec ransomware leak site. The group claims to have stolen internal data.
— from KillSec’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.

Brella Listed by KillSec Ransomware Group

On April 1, 2025, Brella appeared on the leak site operated by the ransomware group killsec, which claims to have stolen and exfiltrated the company’s internal files during a ransomware attack. Anyone whose personal information was stored in those files — customers, employees, or vendors — now faces the risk that their data could be published or sold.

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What Public Reporting Shows

Public reporting indicates that Brella was formally listed on the killsec ransomware leak site on April 1, 2025. The group states it successfully exfiltrated internal files and is using the leak site to pressure the victim organization. Exact victim counts and the full scope of stolen data have not been independently verified, but the presence on a ransomware leak site states that internal files were taken. No public timeline for data publication has been released by the attackers.

Why This Matters for You and Your Family

When a company that holds your name, address, email, phone number, or payment details suffers a ransomware breach, that information can quickly move from internal servers to dark-web marketplaces. For ordinary families this means higher odds of identity theft, phishing campaigns tailored to your details, or fraudulent accounts opened in your name. Children’s records, if included, can be especially damaging because they often lack credit monitoring and may go unnoticed for years.

Credential leaks from incidents like this frequently cascade into gaming account takeovers, where attackers use reused passwords or linked emails to seize control of Steam, Roblox, Fortnite, or other platforms popular with kids.

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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 KillSec · 285 incidents tracked →

Severity High the filing does not enumerate what was exposed

Disclosed April 01, 2025

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

KillSec — 285 incidents tracked

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

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