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Ransomware victim disclosure

All victims

Reliance Group

Claimed by Worldleaks · listed 4 days ago

4d
Age
since listed · data leaked

Status timeline

  1. ListedJun 11, 2026
  2. Data leakeddate unknown

At a glance

Status
Data leaked
Country
India
Listed on leak site
Jun 11, 2026

About the victim

AI dossier — public-source company profile

Reliance Group is a major Indian conglomerate headquartered in Mumbai, founded by Dhirubhai Ambani. It operates across petrochemicals, refining, oil and gas, retail, telecommunications, financial services, infrastructure, entertainment, and healthcare. The group split into Reliance Industries (led by Mukesh Ambani) and Reliance ADAG (led by Anil Ambani), both significant players in India's economy.

Industry
Diversified Conglomerate: Petrochemicals, Oil & Gas, Retail, Telecommunications, Financial Services, Infrastructure, Entertainment, Healthcare
Address
Mumbai, India
Founded
1957

Attack summary

Severity: low — No proof files, screenshots, or specific data inventory mentioned. No confirmation of exfiltration or encryption. Post appears to be listing/announcement only without technical or evidentiary support.

The leak post provides no specific details about the alleged attack. No claim of encryption, exfiltration, or operational disruption is stated in the available excerpt. The disclosure indicates 'data_published' status but lacks substantive attack narrative.

low

Original description

AI-summarised, not from the leak post

Reliance Group is a large Indian conglomerate headquartered in Mumbai, India. Founded by Dhirubhai Ambani, it operates across multiple sectors including petrochemicals, refining, oil and gas, retail, telecommunications, and financial services. Following a split between his sons, the group divided into Reliance Industries led by Mukesh Ambani and Reliance ADAG led by Anil Ambani, both remaining major players in India's economy.

Sources

Source

Indexed 4 days 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 167 public disclosures across our corpus. First observed on a leak site on May 18, 2025; most recent post June 11, 2026. The operation is currently active.

Timeline of this disclosure

  • June 11, 2026Reliance Group listed by worldleakson the group's public leak site

Sector and geography

Geographically, Reliance Group is reported in India, a country with 240 ransomware disclosures in our corpus.

If your organisation is affected

A listing by worldleaks means Reliance Group 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-In (India), 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.

Reliance Group data breach — Worldleaks ransomware leak (2026) · Darkfield