Was The Wardlaw-Hartridge School hit by ransomware?

The Wardlaw-Hartridge School was listed by the worldleaks ransomware operation (United States), and stolen data was published on the group's leak site. Darkfield tracks this disclosure with the original leak post, screenshot and group context.

Who is the worldleaks ransomware group?

worldleaks is a ransomware operator tracked by Darkfield. See the full operator dossier for its known victims, sectors targeted, IOCs and leak-site infrastructure.

What data was leaked in the The Wardlaw-Hartridge School breach?

worldleaks published data attributed to The Wardlaw-Hartridge School. Darkfield captured the leak post and a screenshot of the listing.

Ransomware victim disclosure

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The Wardlaw-Hartridge School

Claimed by Worldleaks · listed 7 months ago

Age

since listed · data leaked

Status timeline

ListedDec 9, 2025
Data leakeddate unknown

At a glance

Group: Worldleaks
Status: Data leaked
Country: United States
Sector: Education
Listed on leak site: Dec 9, 2025

About the victim

AI dossier — public-source company profile

The Wardlaw+Hartridge School is a private, nonsectarian, coeducational college preparatory day school located in Edison, New Jersey, serving students from PreK-3 through 12th grade. Founded in 1882, it offers a rigorous academic curriculum alongside arts, athletics, and signature programs focused on global citizenship and individual development. The school operates as an independent institution with a familial community environment.

Industry: Private K-12 Education
Address: 1295 Inman Avenue, Edison, New Jersey 08820, United States
Employees: 51-200
Founded: 1882

Attack summary

Severity: high — The status is data_published, confirming exfiltration and release of data from a K-12 school, which likely contains sensitive PII for minors (students), family financial information, and health records — all regulated categories under FERPA and potentially COPPA.

The worldleaks group claims to have published data belonging to The Wardlaw-Hartridge School, with the disclosure status listed as data_published, indicating exfiltration and release of school data. No specific ransom amount or data size was stated in the post.

high

Data the group says was taken

AI dossier — extracted from the leak post

Student records
Staff/faculty information
Family contact data
Financial aid records
Admissions data
Health services records

Original description

AI-summarised, not from the leak post

The Wardlaw-Hartridge School is a private, nonsectarian, coeducational day school located in Edison, New Jersey. Open from PreK-3 through 12th Grade, it provides college preparatory education. It focuses on academic excellence, global awareness and character development, in order to ensure students become responsible, adaptable, and confident world citizens. The school offers a growing selection of arts, athletics, and other extracurricular activities.

Sources

Victim sitewww.whschool.org
Leak posthttps://worldleaksartrjm3c6vasllvgacbi5u3mgzkluehrzhk2jz4taufuid.onion/companies/3054173859

Source

Indexed 7 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 worldleaks

Based on the limited available data, worldleaks is a recently emerged ransomware group that was first observed in May 2025 and appears to be primarily financially motivated, having claimed 134 victims in a relatively short timeframe since its emergence. The group's origin and organizational structure remain unclear, with no publicly documented information from major cybersecurity firms or law enforcement agencies regarding their country of origin, potential affiliations, or operational model. Their targeting patterns indicate a focus on English-speaking countries, particularly the United States, United Kingdom, and Canada, with additional activity observed in Germany and Japan, while their sector targeting shows a preference for healthcare, technology, manufacturing, and consumer services organizations. Due to the group's recent emergence and limited public documentation by established threat intelligence sources, specific details about their attack methodologies, encryption techniques, extortion tactics, and notable campaigns have not yet been comprehensively analyzed or reported by organizations such as CISA, FBI, or major cybersecurity research firms. The group appears to remain active as of the most recent observations, though comprehensive threat intelligence profiling awaits further analysis and documentation by established cybersecurity authorities. The group has been linked to 173 public disclosures across our corpus. First observed on a leak site on May 18, 2025; most recent post July 2, 2026. The operation is currently active.

Timeline of this disclosure

December 9, 2025The Wardlaw-Hartridge School listed by worldleakson the group's public leak site

Other recent disclosures by worldleaks

worldleaks has been linked to 173 public victims on Darkfield. A sample of the most recent:

See the full worldleaks dossier →

Sector and geography

This disclosure adds to ransomware activity in the Education sector, which has 1,082 disclosures indexed across all operators we track. Geographically, The Wardlaw-Hartridge School is reported in United States, a country with 11,033 ransomware disclosures in our corpus.

If your organisation is affected

A listing by worldleaks means The Wardlaw-Hartridge School 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, CISA (United States), as required for your jurisdiction.
Monitor for the data appearing on worldleaks'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.