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Inactive · #136 by victimsRansomware group

Nokoyawa

As of Oct 19, 2026, Nokoyawa has listed 32 confirmed victims on its leak site since Apr 9, 2023, 0.1% of all victims tracked by Brandefense. Its most targeted country is United States (59.4% of its victims) and its most targeted sector is Healthcare.

Nokoyawa is a double-extortion ransomware group that launched a RaaS program in 2022 (operated by threat actor "farnetwork"), primarily targeting businesses in South America across healthcare, financial services, government, and manufacturing, gaining significant attention in 2023 for exploiting a Windows CLFS zero-day (CVE-[removed]).

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Confirmed Victims
32
Rank By Victims
#136
Last Leak-Site Post
Jul 11, 2025
Top Country
United States
Top Sector
Healthcare

Victims Posted Per Month.

Nokoyawa confirmed victims per month
MonthConfirmed victims
April 20232
May 202317
June 20233
July 20236
August 20233
September 20230
October 20230
November 20230
December 20230
January 20240
February 20240
March 20240
April 20240
May 20240
June 20240
July 20240
August 20240
September 20240
October 20240
November 20240
December 20240
January 20250
February 20250
March 20250
April 20250
May 20250
June 20250
July 20251
August 20250
September 20250
October 20250
November 20250
December 20250
January 20260
February 20260
March 20260
April 20260
May 20260
June 20260
July 20260
August 20260
September 20260
October 2026 (month in progress)0
Updated continuously · figures as of Oct 19, 2026

Latest Nokoyawa Victims.

Search all 32 →
Latest confirmed leak-site victims claimed by Nokoyawa
VictimCountryIndustryData claimedPosted
Nexon Asia PacificUnknownUnknownNot stated
studio domaine
studiodomaine.com
USUnited StatesUnknownNot stated
Roman Catholic Diocese of Albany
rcda.org
USUnited StatesNon-profit and Civil SocietyNot stated
Pea River Electric Cooperative
peariver.com
USUnited StatesUnknownNot stated
Canaropa
canaropa.com
CACanadaManufacturing, ConstructionNot stated
Village Church
vcbweb.org
USUnited StatesUnknownNot stated

How They Operate.

Nokoyawa's threat actor profile lists 1 malware and tools, with its targets and related actors.

TTPs, CVEs and malware →

Who Nokoyawa Targets.

Sectors

  1. Healthcare39.4%
  2. Consulting26.2%
  3. Education and Research26.2%
  4. Construction13.1%
  5. Cybersecurity Vendors13.1%

Countries

  1. USUnited States1959.4%
  2. FRFrance26.2%
  3. GBUnited Kingdom26.2%
  4. AUAustralia13.1%
  5. BRBrazil13.1%
Shares are of this group's confirmed victims.

History.


  1. First confirmed victim listed on its leak site

  2. Busiest month on record: 17 confirmed victims

  3. First seen in Brandefense data

  4. Most recent leak-site post

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Figures as of Oct 19, 2026. Confirmed leak-site claims collected by Brandefense technologies and validated by Brandefense analysts.

Listed on a leak site means a ransomware group has claimed the company; it is not a confirmed breach. To request a correction or removal, contact Brandefense.