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high severity September 14, 2022 · 3 min read Unverified claim — what this is

cmb-artimmo.com Listed by lockbit3 Ransomware Group

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

cmb-artimmo.com was listed on the lockbit3 ransomware leak site. The group claims to have stolen internal data.

— 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.
cmb-artimmo.com Listed by lockbit3 Ransomware Group

On September 14, 2022, the domain cmb-artimmo.com appeared on the LockBit3 ransomware leak site, with the group claiming to have exfiltrated internal files from the real-estate company.

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Reported Details from the Listing

The LockBit3 leak page states that internal data was stolen during a ransomware intrusion and gives the victim a deadline to negotiate before public release. The listing does not specify the exact number of records affected, the precise data types beyond “internal files,” or the systems initially compromised. Public reporting on LockBit3 indicates the group typically posts proof-of-exfiltration samples and threatens full data dump if ransom is not paid. The disclosure itself remains silent on whether customer records, contracts, or employee information were taken, so the full scope is unknown.

Why This Matters for You and Your Family

When a company that handles property transactions, leases, or home sales suffers a breach, the information it stores often includes names, addresses, phone numbers, email accounts, dates of birth, and financial details tied to real-estate deals. If any of those records belong to you or someone in your household, the exposure creates long-term risk. Internal files exfiltrated can contain scanned identification documents or bank wiring instructions that criminals later use for identity theft or targeted fraud. Even without an exact victim count, anyone who has done business with cmb-artimmo.com should treat their personal data as potentially compromised.

Doxxing and Identity-Chain Risks

Stolen internal files frequently contain spreadsheets that link customer identities to email addresses, phone numbers, and physical addresses. Attackers can combine this information with data from other breaches to build detailed profiles. A single leaked home address or phone number can cascade into doxxing campaigns that expose family members, including children whose names appear on leases or school-related paperwork. Credential leaks from such incidents also surface on underground forums, allowing attackers to attempt takeovers of connected email, banking, or gaming accounts. Once an attacker controls one account, they can harvest additional personal details and sell or weaponize the full identity chain.

LockBit3’s Publicly Known Track Record

Public reporting attributes LockBit3 as the successor to earlier LockBit variants that first gained notoriety in 2020. The group has targeted organizations across healthcare, manufacturing, education, and professional services. Their typical playbook begins with initial access through compromised remote desktop credentials or phishing, followed by rapid lateral movement, data exfiltration, and deployment of ransomware. After encryption they publish victim names on their leak site and demand payment in Bitcoin, often releasing partial samples to pressure negotiation. The exact tactics used against cmb-artimmo.com are not detailed in the listing, but the pattern matches dozens of prior LockBit3 incidents documented by cybersecurity researchers.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real identity so you can see exactly what chains back to the cmb-artimmo.com breach.
  • Rotate any password you used at cmb-artimmo.com or on related real-estate portals, then enable 2FA with 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 exposure that touches 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, which often become targets when credential leaks cascade into account takeovers and doxxing chains.
  • Let remediation specialists handle takedown requests for any exposed personal documents or broker listings that surface from this incident.

The incident underscores that even mid-sized real-estate firms can become links in larger identity-exposure chains that affect ordinary families for years. Starting with a clear picture of your current exposure and maintaining ongoing visibility is the most practical defense. DoxxScan by GalaxyWarden delivers continuous monitoring across 13.1B+ breach records and 100+ platforms, AI-powered identity-chain mapping, hands-on remediation by specialists, and household coverage that includes children’s gaming accounts.

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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cmb-artimmo.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 September 14, 2022
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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