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Active · #165 by victimsRansomware group

BlackLock

As of Oct 19, 2026, BlackLock has listed 22 confirmed victims on its leak site since Nov 18, 2024, 0.1% of all victims tracked by Brandefense. Its most targeted country is United States (36.4% of its victims) and its most targeted sector is Media and Entertainment.

BlackLock is a rebranded version of another ransomware group known as Eldorado. It has since become one of the most active extortion syndicates in 2025, heavily targeting technology, manufacturing, construction, finance, and retail sectors.

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Confirmed Victims
22
Rank By Victims
#165
Last Leak-Site Post
Sep 26, 2026
Top Country
United States
Top Sector
Media and Entertainment

Victims Posted Per Month.

BlackLock confirmed victims per month
MonthConfirmed victims
November 20250
December 20250
January 20260
February 20260
March 20260
April 20260
May 20260
June 20260
July 20260
August 20260
September 20263
October 2026 (month in progress)0
Updated continuously · figures as of Oct 19, 2026

Latest BlackLock Victims.

Search all 22 →
Latest confirmed leak-site victims claimed by BlackLock
VictimCountryIndustryData claimedPosted
ARCA UNLIMITED Architects
arcaunlimited.com
TRTürkiyeUnknownNot stated
Apollo 21 - Quality Truck, Bus & Trailer Spare Parts South Africa
apollo21.co.za
ZASouth AfricaTransportation and LogisticsNot stated
광명산업(주)
kmin.co.kr
KRSouth KoreaManufacturingNot stated
Oxford Universal Corp
oxforduniversal.com
USUnited StatesUnknownNot stated
NK Customer Solutions
nkcustomer.com
INIndiaUnknownNot stated
Ubon Ratchathani University
ubu.ac.th
THThailandEducation and ResearchNot stated

How They Operate.

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

TTPs, CVEs and malware →

Who BlackLock Targets.

Sectors

  1. Media and Entertainment29.1%
  2. Consulting14.5%
  3. Education and Research14.5%
  4. Healthcare14.5%
  5. Hospitality and Tourism14.5%

Countries

  1. USUnited States836.4%
  2. CACanada418.2%
  3. ARArgentina14.5%
  4. AUAustralia14.5%
  5. ESSpain14.5%
Shares are of this group's confirmed victims.

History.


  1. First confirmed victim listed on its leak site

  2. First seen in Brandefense data

  3. Busiest month on record: 7 confirmed victims

  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.