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high severity August 24, 2024 · 4 min read Unverified claim — what this is

Hofmann Malerei AG Listed by cicada3301 Ransomware Group

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

Hofmann Malerei AG was listed on Cicada3301's leak site. Cicada3301 claims to have stolen internal data. This is the group's claim, not a confirmed finding.

Hofmann Malerei AG Listed by cicada3301 Ransomware Group

On August 24, 2024, Swiss painting contractor Hofmann Malerei AG appeared on the leak site operated by the cicada3301 ransomware group. The listing states that internal files were exfiltrated during a ransomware attack on the company, which specializes in general painting, specialty techniques, monument preservation, and color consultation. The disclosure does not quantify how many individuals or records are affected, nor does it list the specific data types contained in the stolen files.

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Reported Details from the Listing

The cicada3301 leak site entry, still accessible via its onion address as of the initial publication, claims that Hofmann Malerei AG suffered a ransomware intrusion and that attackers successfully removed internal files. The company’s own description of its work — including major projects such as painting work at Zurich Airport, a St. Gallen project displayed on the Paris catwalk, and repainting St. Gallen’s landmark buildings — is reproduced on the page. No sample data files have been published yet, and the listing does not specify the volume or exact nature of the stolen information. The notification does not provide a ransom demand figure or a public deadline visible in the primary posting.

Why This Matters for You and Your Family

Even when a breach hits a small specialized business rather than a large retailer or hospital, the consequences reach ordinary people. Hofmann Malerei AG’s clients, employees, subcontractors, and project partners likely had personal or financial details stored in everyday business files. If your address, phone number, email, contract details, or payment records were among the internal documents taken, that information may now be in the hands of extortionists. For families, this can mean sudden spam, phishing attempts tailored to your home renovation history, or the quiet sale of your contact details on underground forums. Internal files exfiltrated in attacks like this frequently contain scanned contracts, invoices with bank details, employee payroll spreadsheets, and correspondence that reveal where people live and work.

The Doxxing and Identity-Chain Risk

Ransomware operators rarely stop at posting a single company name. Once internal files leave the victim’s network they often surface in secondary sales or are used to launch follow-on attacks against individuals whose data appears inside them. A leaked email and phone number tied to a painting contract can be correlated with your social-media handles, children’s school activities, or gaming accounts. These linkages create an identity chain that lets attackers impersonate you, reset passwords on other services, or harass family members. Credential leaks of this kind frequently cascade into account takeovers precisely because the same password or security question appears in both business documents and personal logins. Gaming accounts belonging to children are especially vulnerable because they often share family email addresses or phone numbers listed in household contracts.

Cicada3301’s Known Track Record

Public reporting attributes the cicada3301 ransomware group with activity that intensified in 2023. The group is known for targeting small and mid-sized businesses across Europe and North America, frequently listing victims in construction, manufacturing, and professional-services sectors. Their typical playbook begins with initial access gained through phishing or exploited remote-desktop services, followed by rapid exfiltration of documents before encryption. Extortion relies on dual pressure: threatening to publish stolen files on their leak site while sometimes contacting victims directly. The group’s onion site serves both as a shaming platform and a partial data store, although full archives are often held back until negotiations fail. The August 24, 2024 listing of Hofmann Malerei AG fits this pattern of mid-sized specialist firms being named weeks after initial compromise.

What to do

  • Run a DoxxScan to map every link between your handles, emails, phone numbers, and real-world identity, then use the cleanup to remove what you can.
  • Rotate any password you ever used at Hofmann Malerei AG or related project portals anywhere it has been reused, and switch on 2FA through an authenticator app rather than SMS.
  • Enable continuous DoxxScan monitoring across 13.1B+ breach records and 100+ platforms so the next exposure of your data is caught in hours rather than months.
  • Cover the entire household with DoxxScan family protection, which extends to dependents and children’s gaming accounts that often chain back to the same family address or email.
  • Let remediation specialists handle takedown requests for any exposed documents or broker listings that surface from this incident.

The Hofmann Malerei AG breach is a reminder that small-business compromises now feed directly into personal doxxing chains that can affect your family for years. Staying ahead requires more than checking a single list; it demands ongoing visibility and expert help when data surfaces. DoxxScan by GalaxyWarden delivers exactly that — continuous monitoring across 13.1 billion+ breach records and more than 100 platforms, AI-powered identity-chain mapping, and hands-on remediation specialists who work on behalf of your whole household, including children’s gaming accounts. Source: cicada3301 leak site (via ransomware.live)

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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Report details & sourcing

Severity High the filing does not enumerate what was exposed
Disclosed August 24, 2024
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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