high severity March 28, 2025 · 3 min read Unverified claim — what this is

Lupin Limited Listed by KillSec Ransomware Group

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

Lupin Limited 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.

Lupin Limited Listed by KillSec Ransomware Group

On March 28, 2025, Indian pharmaceutical company Lupin Limited appeared on the leak site of the ransomware group known as killsec, which claims to have exfiltrated internal files during a ransomware attack.

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What Public Reporting Shows

Public reporting indicates that killsec added Lupin Limited to its data-leak portal and posted a message stating it had stolen company data. The exact volume of records and the specific types of files remain unconfirmed by independent verification. No evidence has surfaced showing that customer personal information, patient records, or payment details were taken. Available reporting describes the incident as a classic ransomware double-extortion attempt in which the group first encrypts systems and then threatens to publish stolen data unless a ransom is paid.

March 28, 2025 marks the public listing date. The breach notification does not list a precise number of affected individuals, which is common when ransomware operators target corporate file servers rather than customer databases.

Why This Matters for You and Your Family

Even when a breach targets a corporation, the information inside those internal files can indirectly expose ordinary families. Employee directories, vendor contracts, insurance spreadsheets, or HR records often contain home addresses, personal email accounts, phone numbers, and dates of birth. Once that data reaches underground forums, it can be combined with other leaks to build a complete profile of you or members of your household.

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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 March 28, 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.

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KillSec — 285 incidents tracked

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