Ransomware victim disclosure

Jiangsu Zenergy Battery Technologies Group Co., Ltd.

Claimed by RANSOM HOUSE · listed 4 days ago

Age

since listed · listed for ransom

Status timeline

Listed
May 28, 2026

Current state: Listed for ransom

At a glance

Group: RANSOM HOUSE
Status: Listed for ransom
Country: China
Sector: Manufacturing
Listed on leak site: May 28, 2026

About the victim

AI dossier — public-source company profile

Jiangsu Zenergy Battery Technologies Group Co., Ltd. is a Chinese manufacturing company specializing in battery technology. Limited public information is available beyond the company name and sector classification.

Industry: Battery Manufacturing

Attack summary

Severity: low — Post is a listing/announcement with no proof files, data inventory, ransom demand, or operational impact stated. The claim itself is vague and lacks substantiation.

RANSOM HOUSE claims the company either prioritized financial gain over partner/customer data protection or concealed a breach. No specific attack method (encryption, exfiltration, or both) is detailed in the available post.

low

The leak post

captured from the group's site

Below is a list of companies that either have considered their financial gain to be above the interests of their partners / individuals who have entrusted their data to them or have chosen to conceal the fact that they have been compromised.
[Jiangsu Zenergy Battery Technologies Group Co., Ltd. ](http://zohlm7ahjwegcedoz7lrdrti7bvpofymcayotp744qhx6gjmxbuo2yid.onion/r/dc227a632118c7c3f9c1e30d3715c607390ee1ae)

Screenshot of the leak post

Leak screenshot for Jiangsu Zenergy Battery Technologies Group Co., Ltd.

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.

Is this your supplier? Your competitor? You?

Pro plans monitor your domain, corporate emails, and crypto wallets across every new ransomware leak-site post, breach dump and Telegram callout — alerts within 5 minutes.

Disclosure context

About RANSOM HOUSE

RansomHouse (also tracked as Ransomhouse) is a data extortion and ransomware group that emerged in May 2026, operating primarily for financial gain through the theft and threatened publication of sensitive data. Based on available telemetry, the group has claimed at least one known victim, with observed targeting concentrated in China and within the manufacturing sector, suggesting either opportunistic or sector-specific targeting at this early stage of their operational history. Attribution regarding country of origin and potential affiliations with other threat actor groups remains unclear given the limited public documentation available from authoritative sources such as CISA, the FBI, or major threat intelligence vendors at this time. RansomHouse has been associated with a model that emphasizes data exfiltration and extortion pressure, leveraging the threat of public data exposure as a primary coercive mechanism, consistent with broader trends among extortion-focused groups that do not necessarily rely on traditional file-encrypting ransomware as their sole tool. Given their first observed activity date of May 2026 and the very limited victim count in the public record, comprehensive details regarding their specific initial access vectors, tooling, and encryption methodologies have not yet been extensively documented in open-source intelligence reporting, and the group's current operational status and potential for expansion or rebranding should be monitored as additional intelligence becomes available. The group has been linked to 1 public disclosures across our corpus. First observed on a leak site on May 28, 2026. The operation is currently active.

Also tracked as: Ransomhouse.

Timeline of this disclosure

May 28, 2026Jiangsu Zenergy Battery Technologies Group Co., Ltd. listed by RANSOM HOUSEon the group's public leak site

Sector and geography

This disclosure adds to ransomware activity in the Manufacturing sector.