high severity April 10, 2026 · 3 min read Unverified claim — what this is

Sonn Law Group Listed by Qilin Ransomware Group

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

Sonn Law Group was listed on the qilin ransomware leak site. The group claims to have stolen internal data.
— from Qilin’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.

Sonn Law Group Listed by Qilin Ransomware Group

On April 10, 2026, the Sonn Law Group appeared on the leak site operated by the qilin ransomware group, which claims to have exfiltrated internal files from the firm during a ransomware attack.

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What Public Reporting Shows

Public reporting indicates that Sonn Law Group, a law firm, was listed on the qilin ransomware group’s data leak portal. The group states it obtained internal documents and has published a sample of the allegedly stolen material. No confirmed total number of affected individuals has been released, and the precise volume or sensitivity of the files remains unclear from available reporting. The listing follows the typical ransomware pattern of initial encryption, followed by threats to publish data unless a ransom is paid.

Available details describe the incident as a standard ransomware deployment that resulted in both system encryption and data exfiltration. The qilin operators gave the firm a deadline to pay or face full publication of the stolen archive.

Why This Matters for You and Your Family

When a law firm’s internal files are stolen, the information often includes names, addresses, dates of birth, Social Security numbers, financial records, and case-related personal details of clients. If your family has ever worked with Sonn Law Group or any firm that shares data with them, some of your information may now sit in a ransomware leak repository. Once posted publicly, that data can be downloaded by anyone and combined with other leaks to build a complete profile of you.

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Found on people-search siteswe remove these

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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 Qilin · 2349 incidents tracked →

Severity High the filing does not enumerate what was exposed

Disclosed April 10, 2026

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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Qilin — 2349 incidents tracked

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

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