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HappyTenant

Claimed by Killsecurity · listed 10 months ago

600 GB
Data size
10m
Age
since listed · data leaked

Status timeline

  1. ListedSep 15, 2025
  2. Data leakeddate unknown

At a glance

Group
Killsecurity
Status
Data leaked
Country
UAE
Listed on leak site
Sep 15, 2025
Data size
600 GB

About the victim

AI dossier — public-source company profile

HappyTenant is a UAE-based PropTech platform that provides cloud-based property management software for real-estate businesses. Its ecosystem covers lease management, facility management, accounting, community management, and tenant/landlord communication, powered by an AI assistant called RiaAI. The platform serves landlords, tenants, property managers, and vendors through a suite of dedicated mobile and web applications.

Industry
Property Management Software (PropTech)

Attack summary

Severity: high — HappyTenant is a SaaS property management platform handling sensitive data for multiple real-estate businesses, including tenant PII, lease contracts, payment/financial records, and landlord information across its client base. A data_published status by Killsecurity implies actual exfiltration and release, which would expose sensitive multi-party business and personal data at scale, warranting a high severity rating despite the lack of specifics in the post.

Killsecurity claims to have compromised HappyTenant and has listed the victim under 'data_published' status, indicating data has been released or made available. No specific details about encryption, exfiltration volume, or data types were provided in the leak post.

high

Data the group says was taken

AI dossier — extracted from the leak post
  • Undisclosed company data

What the group claims

N/A

The leak post

captured from the group's site
Founded in 1997, iCare Software, based in the United States, delivers innovative management solutions for childcare and afterschool programs. Serving childcare centers, preschools, afterschool programs, and multi-site operations, iCare automates critical tasks like attendance tracking, staff scheduling, tuition collection, and compliance reporting. Its unique offerings include AI-driven analytics, business intelligence dashboards, and CRM tools to boost enrollment and staff retention. With seamless data migration and robust back-end technology, iCare empowers providers to focus on quality care while streamlining operations and driving growth.
Cadorim simplifies money transfers to Mauritania, offering a secure, user-friendly platform for individuals and businesses. With a focus on speed, affordability, and accessibility, Cadorim enables seamless transactions in just three clicks, available around the clock. The company ensures maximum security for every transfer, provides competitive exchange rates with no fees, and processes transactions instantly. Headquartered in Brussels, Belgium, with operations in Nouakchott, Mauritania, Cadorim serves customers seeking reliable, cost-effectiv…

Sources

Source

Indexed 10 months ago

This page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.

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Disclosure context

About Killsecurity

Killsecurity is a relatively new ransomware group that emerged in March 2024, operating with apparent financial motivations and demonstrating rapid expansion in their victim targeting. The group's origin and affiliations remain unclear due to limited public documentation from major threat intelligence sources, though their global targeting pattern suggests a sophisticated operation. Based on available victim data, Killsecurity has compromised 276 organizations primarily across the United States, India, United Kingdom, Brazil, and Belgium, with a particular focus on healthcare, technology, business services, and financial sectors. The group's attack methodology, encryption techniques, and specific tools remain undocumented in public threat intelligence reports from established security firms. Notable campaigns and high-profile victims have not been extensively documented by major cybersecurity organizations or law enforcement agencies, likely due to the group's recent emergence. Killsecurity appears to remain active as of current reporting, though comprehensive analysis of their operations is limited by the lack of detailed technical documentation from reputable threat intelligence sources. The group has been linked to 277 public disclosures across our corpus. First observed on a leak site on March 21, 2024; most recent post May 15, 2026. The operation is currently active.

Timeline of this disclosure

  • September 15, 2025HappyTenant listed by Killsecurityon the group's public leak site
Data size
600 GB

Other recent disclosures by Killsecurity

Killsecurity has been linked to 277 public victims on Darkfield. A sample of the most recent:

See the full Killsecurity dossier →

Sector and geography

Geographically, HappyTenant is reported in UAE, a country with 81 ransomware disclosures in our corpus.

If your organisation is affected

A listing by Killsecurity means HappyTenant appeared on a ransomware extortion site and data attributed to it has been published. If this is your organisation, or a supplier you depend on, the priority is to confirm the intrusion and contain it before the window to act closes.

  • Engage your incident-response team and preserve forensic evidence before remediating — do not wipe affected systems first.
  • Force a password reset and revoke active sessions for exposed accounts; rotate any credentials, API keys or certificates that may have been in the stolen data.
  • Assess regulatory notification duties (GDPR, NIS2, sector regulators) — many carry a 72-hour reporting clock from awareness.
  • Monitor for the data appearing on Killsecurity's leak site and across paste and breach channels, and brief downstream partners who may be exposed through you.

How we know this. Darkfield monitors public ransomware leak sites continuously, archiving every new disclosure and the data later released against the victim. Each entry on this page is sourced from the operator's own publication and cross-checked against complementary OSINT feeds (RansomLook, ransomware.live, RansomWatch). We do not collect or host stolen data — only the metadata, timestamps and screenshots needed to make the public disclosure searchable and accountable. Records here are corrected when the original post is edited, retracted, or merged with another disclosure.