Was J AND S Electrical And Lighting Sup... hit by ransomware?

J AND S Electrical And Lighting Sup... was listed by the killsec 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 killsec ransomware group?

killsec 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 J AND S Electrical And Lighting Sup... breach?

killsec published data attributed to J AND S Electrical And Lighting Sup.... Darkfield captured the leak post and a screenshot of the listing.

Ransomware victim disclosure

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J&S Electrical and Lighting Supply, LLC

listed as J AND S Electrical And Lighting Sup... · Claimed by Killsec · listed 9 months ago

Age

since listed · data leaked

Status timeline

ListedOct 23, 2025
Data leakeddate unknown

At a glance

Group: Killsec
Status: Data leaked
Country: United States
Sector: Manufacturing
Listed on leak site: Oct 23, 2025

About the victim

AI dossier — public-source company profile

J&S Electrical and Lighting Supply, LLC is a locally owned electrical and lighting distributor based in Athens, Georgia. The company supplies a wide range of electrical and lighting products to residential and commercial clients. It operates Monday through Friday and can be reached at a single Commerce Road location.

Industry: Electrical & Lighting Supply Distribution
Address: 1895 B Commerce Rd, Athens, Georgia 30607, United States

Attack summary

Severity: medium — Data has been published (disclosed status: data_published) indicating confirmed exfiltration, but no details on data volume, type, or sensitivity are provided, and the victim is a small local distributor with limited indication of regulated data at scale.

KillSec claims to have compromised J&S Electrical and Lighting Supply, LLC with data published as part of a disclosed leak. No ransom amount or data size was stated, but the disclosure status indicates data has been published.

medium

What the group claims

J&amp;amp;S Electrical and Lighting Supply, LLC is a locally owned distributor specializing in electrical and lighting products, dedicated to providing exceptional service and support to its customers. Located in Athens, Georgia, the company offers a wide range of electrical supplies and lighting solutions to meet the needs of residential and commercial clients. Committed to customer satisfaction, J&amp;amp;S Electrical and Lighting Supply operates Monday through Friday, ensuring accessibility for all customers seeking quality electrical solutions.

Sources

Victim sitejselectricalsupply.com

Source

Indexed 9 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 killsec

killsec is a relatively new ransomware group that emerged in March 2024, operating with apparent financial motivations and demonstrating broad targeting across multiple geographic regions and industry sectors. The group's origin and potential state affiliations remain unclear due to limited public documentation from major threat intelligence sources, though their targeting pattern suggests opportunistic rather than geopolitically motivated operations. With 276 documented victims primarily concentrated in the United States, India, the United Kingdom, Brazil, and Belgium, killsec appears to focus heavily on healthcare, technology, business services, and financial sectors, indicating either specific tooling designed for these environments or opportunistic targeting of organizations with valuable data and high pressure to restore operations quickly. Given the group's recent emergence and the lack of detailed technical analysis from established cybersecurity firms like Mandiant or law enforcement advisories from CISA or FBI, specific details about their attack methodology, initial access vectors, encryption techniques, and extortion tactics have not been publicly documented in authoritative sources. The group remains active as of current reporting, though the limited intelligence profile suggests they may be either a smaller operation or one that has not yet attracted significant attention from major threat intelligence organizations despite their substantial victim count. The group has been linked to 281 public disclosures across our corpus. First observed on a leak site on March 21, 2024; most recent post June 3, 2026. The operation is currently active.

Timeline of this disclosure

October 23, 2025J AND S Electrical And Lighting Sup... listed by killsecon the group's public leak site

Other recent disclosures by killsec

killsec has been linked to 281 public victims on Darkfield. A sample of the most recent:

See the full killsec dossier →

Sector and geography

This disclosure adds to ransomware activity in the Manufacturing sector, which has 3,681 disclosures indexed across all operators we track. Geographically, J AND S Electrical And Lighting Sup... is reported in United States, a country with 11,033 ransomware disclosures in our corpus.

If your organisation is affected

A listing by killsec means J AND S Electrical And Lighting Sup... 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 killsec'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.