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high severity August 13, 2023 · 3 min read Unverified claim — what this is

siampremier.co.th Listed by lockbit3 Ransomware Group

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

Providing legal advice and services to international clients, Siam Premier is a law firm in Thailand housing expert lawyers for all your business needs.

— from LockBit’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.
siampremier.co.th Listed by lockbit3 Ransomware Group

On August 13, 2023, the Thai law firm Siam Premier appeared on the LockBit 3.0 ransomware leak site. The listing states that internal files were exfiltrated during a ransomware attack on the firm, which provides legal advice and services to international clients. The number of records affected remains unknown, and the exact contents of the stolen data have not been detailed in the disclosure.

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Primary Disclosure Details

The LockBit 3.0 leak site listing states that Siam Premier suffered a ransomware intrusion and that attackers successfully removed internal files before encryption. The posting does not quantify the volume of data taken, list specific document types, or reveal any sample files. It simply marks the firm as compromised and sets an implicit deadline for payment or further publication. Public mirrors of the leak site, such as ransomware.live, preserve this original entry without adding unverified claims.

Why This Matters for You and Your Family

When a law firm’s internal files are taken, the exposure often reaches beyond corporate paperwork. Clients — including individuals and families who sought advice on business formation, immigration, contracts, or personal matters — may find their names, addresses, identification numbers, financial details, or correspondence now sitting in an attacker’s archive. Even if your specific file is not publicly dumped today, the mere fact that the data has left Siam Premier’s control creates long-term risk. Once stolen information reaches criminal ecosystems, it can be sold quietly or combined with other breaches to build complete profiles on you and your household.

Doxxing and Identity-Chain Implications

Ransomware operators rarely stop at the first leak. Exfiltrated legal documents frequently contain email addresses, phone numbers, passport copies, property records, or client account credentials. These pieces become links in doxxing chains that connect your professional life to personal accounts, social-media handles, and even your children’s online identities. A single exposed email can unlock password-reset flows across banking, government portals, and gaming platforms. The result is accelerated identity theft, targeted phishing, or extortion attempts that follow families for years. Credential leaks like this one cascade into account takeovers, especially when the same passwords protect gaming accounts belonging to you or your children.

LockBit 3.0 Track Record

Public reporting attributes LockBit’s initial emergence to 2019, with the rebranded LockBit 3.0 variant appearing in early 2022. The group has targeted hospitals, manufacturers, financial firms, and professional-services organizations worldwide. Their standard playbook involves stealthy initial access — often through compromised remote-desktop credentials or phishing — followed by rapid exfiltration of sensitive folders before deploying ransomware. LockBit operators then pressure victims with dual extortion: threats to publish stolen data on their leak site and, in some cases, direct contact with the victim’s clients or partners. The group’s leak site functions as both a shaming platform and a marketplace for unsold data.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity, including any exposure tied to Siam Premier’s breach.
  • Rotate any password you used at siampremier.co.th or with their lawyers, then enable 2FA through an authenticator app on every account where that password was reused.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next leak exposing you or your family is caught in hours rather than months.
  • Cover the household with DoxxScan family coverage that extends to dependents and children’s gaming accounts vulnerable to credential-stuffing attacks from this claimed breach.
  • Let DoxxScan remediation specialists handle takedown requests for any exposed personal documents or broker listings that surface from the stolen internal files.

The Siam Premier breach illustrates how quickly professional services can become gateways to personal exposure. Acting promptly on credential hygiene and identity mapping limits how far attackers can travel down the chain. Start your DoxxScan trial today for continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage including children’s gaming accounts. Its specialists can help contain the downstream risks that follow legal-sector ransomware incidents.

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.

Check your exposure
siampremier.co.th is one listing. Your email is probably in others.
We can’t confirm any single incident against the sources we search, so we won’t pretend to. What we can show you is your own exposure — your email against 13.1B+ leaked records and the sites that publish your address. About 15 seconds. No account, no card.

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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed August 13, 2023
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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