Ransomware group profile · #202 by claimed victims

Blackwater ransomware

Blackwater is a ransomware group that first surfaced in early 2026, combining file encryption with data theft and targeting healthcare organizations, with known victims including Minidoka Memorial Hospital in Idaho.

Active First seen Apr 2026

11Victims claimed on leak sites

1Victims in the last 30 days

5Victims in the last 90 days

6Countries hit

2Leak-site URLs tracked, 0 online

24 Aug 2026Latest claim recorded

Victimology

Who Blackwater claims to have breached, from 11 leak-site posts recorded by VULONE.

Claims per month last 12 months

Top sectors

Professional Services2

Manufacturing2

Energy & Utilities1

Hospitality1

Healthcare1

Government & Defense1

Top countries

China3

Brazil2

United States2

Portugal1

Argentina1

India1

Latest claimed victims 11 most recent

Victim	Sector	Country	Claimed
www.ptesm.com ptesm.com	Not Found	PT	24 Aug 2026
www.amca.org.ar amca.org.ar	Professional Services	AR	15 Aug 2026
www.shalina.com shalina.com	Not Found	IN	15 Aug 2026
msgas.com.br msgas.com.br	Energy & Utilities	BR	25 Jul 2026
txdkj.com txdkj.com	Not Found	CN	10 Jul 2026
www.utourworld.com utourworld.com	Hospitality	—	6 Jun 2026
Minidoka Memorial Hospital minidokamemorial.org	Healthcare	US	2 May 2026
Grupo EBD ebdgrupo.com.br	Professional Services	BR	2 May 2026
Shenzhen Gongjin Electronics twsz.com	Manufacturing	CN	2 May 2026
Compass Housing Alliance compasshousingalliance.org	Government & Defense	US	2 May 2026
Tuopu tuopu.com	Manufacturing	CN	2 May 2026

All 11 Blackwater 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 Blackwater 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 Blackwater ransomware still active?

Blackwater is tracked as active. The most recent leak-site claim VULONE recorded is dated 24 August 2026. 1 victims were claimed in the last 30 days.

How many victims has Blackwater claimed?

VULONE has recorded 11 leak-site victim claims attributed to Blackwater since May 2026, across 6 countries and 7 sectors.

Which industries does Blackwater target?

The sectors most often named on the Blackwater leak site are Professional Services, Manufacturing, Energy & Utilities.

Which countries are most affected by Blackwater?

Most Blackwater victims recorded by VULONE are located in China, Brazil, United States.

Where does VULONE get Blackwater 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].