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Ransomware victim disclosure

All victims

Ekonomipoolen

listed as ekonomipoolen.se/Sweden/32/GB · Claimed by Kairos · listed 10 months ago

10m
Age
since listed · data leaked

Status timeline

  1. ListedSep 16, 2025
  2. Data leakeddate unknown

At a glance

Group
Kairos
Status
Data leaked
Country
Sweden
Listed on leak site
Sep 16, 2025

About the victim

AI dossier — public-source company profile

Ekonomipoolen is a Swedish staffing and recruitment firm, likely specialising in finance and accounting personnel placements, as suggested by its name ('ekonomi' meaning economics/finance in Swedish and 'poolen' meaning pool/agency). The company operates in Sweden and the domain suffix indicates a Swedish entity. No further verified details are available from the public site.

Industry
Staffing & Recruitment (Finance/Accounting)

Attack summary

Severity: high — Data has been published (disclosed status: data_published) with 32 GB of exfiltrated data from a staffing/recruitment firm, which likely contains employee and candidate PII, financial records, and client data, constituting significant confirmed exfiltration.

The Kairos ransomware group claims to have exfiltrated approximately 32 GB of data from ekonomipoolen.se and has published the data, indicating a completed exfiltration with public disclosure.

high

Data the group says was taken

AI dossier — extracted from the leak post
  • Exfiltrated company files (32 GB)

What the group claims

Unknown - ekonomipoolen.se

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 Kairos

Kairos is a recently emerged ransomware group first observed in November 2024 that appears to be primarily financially motivated, having targeted approximately 75 victims across multiple sectors and countries. The group's origin and potential affiliations remain unclear due to limited public documentation from established threat intelligence sources, and it is unknown whether they operate as a Ransomware-as-a-Service model or as an independent entity. Based on available targeting data, Kairos appears to focus their operations primarily on English-speaking countries including the United States, Australia, United Kingdom, and Canada, with additional activity observed in Germany, while their sector targeting spans education, healthcare, agriculture and food production, and business services, though specific attack methodologies, initial access vectors, and encryption techniques have not been publicly documented by major security organizations. Given the group's recent emergence in late 2024, there are no widely reported notable campaigns or high-profile incidents documented by CISA, FBI, or established security research firms. As of current reporting, Kairos appears to remain active based on their recent first observation date, though comprehensive threat intelligence profiles from major security organizations have not yet been published due to the group's nascent operational timeline. The group has been linked to 88 public disclosures across our corpus. First observed on a leak site on November 13, 2024; most recent post June 1, 2026. The operation is currently active.

Timeline of this disclosure

  • September 16, 2025ekonomipoolen.se/Sweden/32/GB listed by Kairoson the group's public leak site

Sector and geography

Geographically, ekonomipoolen.se/Sweden/32/GB is reported in Sweden, a country with 111 ransomware disclosures in our corpus.

If your organisation is affected

A listing by Kairos means ekonomipoolen.se/Sweden/32/GB 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.
  • Report the incident to your national CERT, CERT-SE (Sweden), as required for your jurisdiction.
  • Monitor for the data appearing on Kairos'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.