Was University of Duisburg-Essen hit by ransomware?

University of Duisburg-Essen was listed by the Vicesociety ransomware operation (Germany), 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 Vicesociety ransomware group?

Vicesociety 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 University of Duisburg-Essen breach?

Vicesociety published data attributed to University of Duisburg-Essen. Darkfield captured the leak post and a screenshot of the listing.

Ransomware victim disclosure

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University of Duisburg-Essen

Claimed by Vicesociety · listed 3 years ago

42m

Age

since listed · data leaked

Status timeline

ListedJan 16, 2023
Data leakeddate unknown

At a glance

Group: Vicesociety
Status: Data leaked
Country: Germany
Sector: Education
Listed on leak site: Jan 16, 2023

About the victim

AI dossier — public-source company profile

The University of Duisburg-Essen (UDE) is one of Germany's 10 largest universities, with 12 departments and approximately 40,000 students spread across campuses in Duisburg and Essen, Germany. Founded in 2003 through the merger of the University of Duisburg and the University of Essen, it is a major public research university with particular strengths in natural sciences, engineering, and physics. Since 2014, research income has grown by 150 percent, reflecting its significant role in German academic and scientific output.

Industry: Higher Education & Research
Address: Forsthausweg 2, 47057 Duisburg, Germany (main campus); also Universitätsstraße 2, 45141 Essen, Germany
Employees: 5000-10000
Founded: 2003

Attack summary

Severity: critical — The victim is a large public university with ~40,000 students and thousands of staff; data_published status confirms exfiltration and public release of data likely containing regulated PII (student records, HR data, financial records) at significant scale, meeting the threshold for critical severity.

Vice Society claims to have compromised the University of Duisburg-Essen and has published data (disclosed status: data_published), indicating both potential exfiltration and public release of stolen information. No ransom amount was stated and the specific categories of exfiltrated data were not enumerated in the leak post.

critical

Data the group says was taken

AI dossier — extracted from the leak post

University administrative records
Student data
Staff/employee records
Research data
Financial records (accounts payable)

What the group claims

With its 12 departments and around 40,000 students, the University of Duisburg-Essen is among the 10 largest German universities. Since 2014, research income has risen by 150 percent. Natural science and engineering are ranked within the top 10 in Germany, and the humanities are within the top 20 to 30. Especially, the physics field is ranked in the top 1 in Germany.

Sources

Victim siteuni-due.de/

Source

Indexed 3 years 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 Vicesociety

Vicesociety is a ransomware group that emerged in May 2021, primarily motivated by financial gain through targeting critical infrastructure and public service organizations. The group's origin and specific affiliations remain largely undetermined by public threat intelligence reporting, though their operational patterns suggest they function as an independent ransomware operation rather than a established RaaS model. Vicesociety primarily gains initial access through exploitation of public-facing applications and credential-based attacks, with documented cases showing they particularly focus on compromising remote access services and vulnerable web applications before deploying their ransomware payload across victim networks. The group has demonstrated a clear preference for targeting educational institutions, government agencies, and healthcare organizations, with their 188 documented victims concentrated heavily in the United States, United Kingdom, Germany, Australia, and Spain, indicating a focus on English-speaking and Western European entities. While specific high-profile campaigns have not been extensively detailed in major public threat intelligence reports from CISA or FBI advisories, the group's consistent targeting of critical sectors like education and healthcare has drawn attention from security researchers monitoring threats to essential services. Vicesociety remains active as of recent threat intelligence assessments, continuing their operations against similar target sectors with no documented law enforcement disruption or significant operational changes. The group has been linked to 188 public disclosures across our corpus. First observed on a leak site on May 31, 2021; most recent post June 20, 2023. The operation is currently inactive.

Also tracked as: VICE SOCIETY.

Timeline of this disclosure

January 16, 2023University of Duisburg-Essen listed by Vicesocietyon the group's public leak site

Other recent disclosures by Vicesociety

Vicesociety has been linked to 188 public victims on Darkfield. A sample of the most recent:

See the full Vicesociety 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, University of Duisburg-Essen is reported in Germany, a country with 926 ransomware disclosures in our corpus.

If your organisation is affected

A listing by Vicesociety means University of Duisburg-Essen 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-Bund (Germany), as required for your jurisdiction.
Monitor for the data appearing on Vicesociety'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.