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Mercante Ransomware Attack

mercantetubos.com.brRansomed

mydataGroup

BrazilCountry

Oct 13, 2025Discovered

Overview

View group profile

Domain

mercantetubos.com.br

Industry

Energy & Utilities

Country

Brazil

Discovered

12 months ago

Attack date

Oct 13, 2025

Confidence

85%

Severity

Medium

Status

Claimed

Threat group

mydata

Total victims

First seen

Sep 2025

Last seen

Feb 2026

Threat level

2.4/10

Aggressiveness2.5/10

Lethality0/10

Criticality5/10

Status breakdown

Claimed

this victim

100.0%10

Targeted sectors

Energy & Utilities Healthcare Manufacturing Professional Services Retail & E-Commerce Technology

Victim's position within group

Industry

Energy & Utilities

Known target sector

Country

Brazil

Not a listed target country

Other victims

View all (10)

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Adrian Pelaez, DDS
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Claimed
UNTERKOFLER
Austria
Claimed
Automotive Manufacturers Pvt Ltd
India
Claimed
Verdugo Hills Dental
United States
Claimed

Group activity

Monthly attacks · mydata

total · avg 2.5/mo