Ransomware group profile · #102 by claimed victims

Nitrogen ransomware

Nitrogen began as a malware loader in 2023 used to deliver BlackCat/ALPHV ransomware, then evolved into a fully independent ransomware operator by mid-2024, operating its own strain derived from leaked Conti 2 builder code and conducting double-extortion attacks primarily linked to Eastern European infrastructure.

Active First seen Sep 2024

48Victims claimed on leak sites

0Victims in the last 30 days

0Victims in the last 90 days

9Countries hit

30Leak-site URLs tracked, 1 online

3 Jun 2026Latest claim recorded

Victimology

Who Nitrogen claims to have breached, from 48 leak-site posts recorded by VULONE.

Claims per month last 12 months

Top sectors

Professional Services14

Manufacturing13

Technology8

Hospitality3

Retail & E-Commerce3

Energy & Utilities2

Healthcare2

Education1

Top countries

United States34

Canada6

Portugal2

Egypt1

France1

India1

Germany1

Italy1

Latest claimed victims 12 most recent

Victim	Sector	Country	Claimed
Pyramid pyramidmg.com	Professional Services	US	3 Jun 2026
FOXCONN foxconn.com	Manufacturing	TW	11 May 2026
ENENSYS Technologies enensys.com	Technology	FR	19 Mar 2026
DeWalch Technologies, Inc dewalch.com	Technology	US	18 Feb 2026
PCCA pccarx.com	Healthcare	US	10 Feb 2026
LumioDental lumiodental.com	Healthcare	US	5 Feb 2026
QualiChem Metalworking qualichem.com	Manufacturing	US	27 Jan 2026
Connor Co connorco.com	Professional Services	US	27 Jan 2026
Durashiloh durashiloh.com	Manufacturing	US	19 Jan 2026
Whitfield Welding Inc whitfieldwelding.com	Manufacturing	CA	19 Jan 2026
Walters Group Inc waltersgroupinc.com	Manufacturing	US	16 Dec 2025
AvtechTyee avtechtyee.com	Technology	US	5 Dec 2025

All 48 Nitrogen victims, searchable

Full victim list with claim posts, domains, timing and exports, plus the negotiation chats and leak-site screenshots VULONE archives for this crew.

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Tactics, techniques and procedures

ATT&CK technique mapping for Nitrogen is in progress. Victimology, infrastructure status and leak-site tracking are live above.

Indicators, detections and the full playbook

Hashes, C2 addresses, onion services, Sigma and YARA detections per technique, and the negotiation transcripts are available to signed-in analysts.

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Frequently asked

Is Nitrogen ransomware still active?

Nitrogen is tracked as active. The most recent leak-site claim VULONE recorded is dated 3 June 2026.

How many victims has Nitrogen claimed?

VULONE has recorded 48 leak-site victim claims attributed to Nitrogen since September 2024, across 9 countries and 10 sectors.

Which industries does Nitrogen target?

The sectors most often named on the Nitrogen leak site are Professional Services, Manufacturing, Technology.

Which countries are most affected by Nitrogen?

Most Nitrogen victims recorded by VULONE are located in United States, Canada, Portugal.

Where does VULONE get Nitrogen victim data?

Claims are collected continuously from the group's own leak sites and cross-checked with ransomware.live and RansomLook. A claim is the group's assertion, not a confirmed breach.

Other ransomware groups

Victim claims are collected from leak sites and enrichment partners (ransomware.live, RansomLook) and represent the group's own assertions, not confirmed breaches. Profile last updated 16 September 2026. Questions or corrections: [email protected].