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high severity December 19, 2023 · 3 min read Unverified claim — what this is

grand-indonesia.com Listed by lockbit3 Ransomware Group

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

Grand Indonesia is an integrated multipurpose complex at Thamrin Road in Central Jakarta, Indonesia. The 640,000 m² complex consists of a huge shopping mall, office tower Menara BCA, high end serviced residential tower Kempinski Residences and the fi...

— 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.
grand-indonesia.com Listed by lockbit3 Ransomware Group

On December 19, 2023, the ransomware group LockBit3 added grand-indonesia.com to its public leak site, listing the Indonesian landmark as a victim of a ransomware attack in which internal files were allegedly exfiltrated.

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Primary Disclosure Details

The LockBit3 leak-site listing states that Grand Indonesia suffered a ransomware intrusion and that attackers successfully removed internal files. The entry does not quantify the number of records affected, name the specific systems compromised, or list the exact data types stolen. It simply states that data was taken and gives the victim a short window to negotiate before the material is published or sold. The disclosure indicates the attack followed the group’s standard double-extortion model: encrypt systems where possible, exfiltrate documents, then threaten to release them publicly.

Why This Matters for You and Your Family

Even though Grand Indonesia is a commercial property developer and operator, its internal files can contain personal information about tenants, residents of the Kempinski Residences, employees, contractors, and shoppers. If your name, address, phone number, email, government ID, payment details, or lease agreement appears in those files, the breach now places you at direct risk. Internal files exfiltrated in ransomware incidents frequently include scanned contracts, HR records, and customer databases that ordinary people assume are safely locked away. Once those records reach criminal marketplaces, they fuel identity theft, loan fraud, and phishing campaigns tailored to Indonesian addresses and phone numbers.

Doxxing and Identity-Chain Risks

Ransomware leaks rarely stop at one dataset. A single exposed email or phone number from the Grand Indonesia files can be cross-referenced with credential-stuffing databases, social-media scrapes, and prior breaches. Attackers then build an identity chain that links your work address at the complex to your home, children’s schools, and online accounts. This chaining turns a corporate breach into personal doxxing: attackers publish your full name, current address, family member names, and sometimes photographs. When gaming accounts are tied to the same email or phone, the risk extends to your children’s profiles, where stolen credentials lead to account takeovers, harassment, and further exposure of household details.

LockBit3’s Known Track Record

Public reporting attributes LockBit3 as the current iteration of the LockBit ransomware operation, which first appeared in 2019 and rebranded after law-enforcement actions against earlier versions. The group has claimed responsibility for attacks on hundreds of organizations worldwide, including hospitals, manufacturers, financial firms, and real-estate operators. Their typical playbook begins with initial access gained through compromised remote desktop credentials or phishing, followed by rapid lateral movement, data exfiltration, and deployment of encryptors. LockBit3 routinely uses leak sites to pressure victims, publishing samples and full archives when ransom demands go unpaid. The group’s speed and willingness to publicize stolen corporate data make any appearance on their site a high-priority signal for affected individuals.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity drawn from the Grand Indonesia exposure and connected breaches.
  • Rotate any password you used for Grand Indonesia systems, employee portals, or related services anywhere it has been reused, and switch to 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next leak that touches your household is flagged within hours.
  • Cover the household with DoxxScan family protection that extends to dependents and children’s gaming accounts which often chain back to the same addresses and phone numbers exposed in corporate files.
  • Let remediation specialists handle data-broker takedown requests and removal of any leaked personal documents on your behalf.

The Grand Indonesia listing is a reminder that ransomware groups now treat everyday personal records inside corporate networks as leverage. Acting quickly on the credentials and identity chains that surface from such incidents limits the damage before criminals can exploit them. DoxxScan by GalaxyWarden delivers that speed through continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and full household coverage that includes children’s gaming accounts. Start your DoxxScan trial today and close the gaps this claimed breach has opened.

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.

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grand-indonesia.com is one listing. Your email is probably in others.
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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed December 19, 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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