Skip to content
brandefense.io
Request A Demo

Search Ransomware Intelligence

Jump to a group, country, industry or search victims.

Inactive · #284 by victimsRansomware group

Ransomcortex

As of Oct 19, 2026, Ransomcortex has listed 4 confirmed victims on its leak site since Jul 12, 2024, 0.0% of all victims tracked by Brandefense. Its most targeted country is Brazil (50.0% of its victims).

RansomCortex emerged in July 2024 with a narrow focus on healthcare facilities, claiming four victims within days of its first appearance including hospitals in Brazil and Canada, operating as a relatively small and niche group.

Is My Company Listed?Follow RansomcortexRequest IOC FeedTTPs, CVEs and malware →

Follow and IOC feeds are part of the Brandefense platform.

Confirmed Victims
4
Rank By Victims
#284
Last Leak-Site Post
Jul 12, 2024
Top Country
Brazil
Top Sector
Unknown

Victims Posted Per Month.

Ransomcortex confirmed victims per month
MonthConfirmed victims
July 20244
August 20240
September 20240
October 20240
November 20240
December 20240
January 20250
February 20250
March 20250
April 20250
May 20250
June 20250
July 20250
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 Ransomcortex Victims.

Search all 4 →
Latest confirmed leak-site victims claimed by Ransomcortex
VictimCountryIndustryData claimedPosted
painproclinics.com
painproclinics.com
UnknownUnknownNot stated
donaanita.com
donaanita.com
UnknownUnknownNot stated
perfeitaplastica.com.br
perfeitaplastica.com.br
BRBrazilUnknownNot stated
respirarlondrina.com.br
respirarlondrina.com.br
BRBrazilUnknownNot stated

How They Operate.

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

TTPs, CVEs and malware →

Who Ransomcortex Targets.

Sectors

No data for this window right now.

Countries

  1. BRBrazil250.0%
Shares are of this group's confirmed victims.

History.


  1. Busiest month on record: 4 confirmed victims

  2. First confirmed victim listed on its leak site

  3. Most recent leak-site post

  4. First seen in Brandefense data

Get Real-Time Alerts, IOC Feeds And Takedowns.

The Brandefense platform watches every leak site for your company, vendors and executives, and acts on what it finds.

Request A Demo

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.