Ransomware Intelligence

sesi.org.br

Ransomware victim

BrazilCountry

Mar 21, 2026Discovered

Overview

View group profile

Industry

Professional Services

Country

Brazil

Discovered

2 months ago

Attack date

Mar 21, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

Total victims

238

First seen

Aug 2025

Last seen

May 2026

Group status

active

Sophistication

0

Impact score

150

Threat level

2.4/10

Aggressiveness5/10

Lethality0/10

Criticality2.1/10

Status breakdown

Claimed

this victim

100.0%238

Targeted sectors

Education Energy & Utilities Financial Services Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Retail & E-Commerce Technology Transportation

Victim's position within group

Industry

Professional Services

Known target sector

Country

Brazil

Frequently targeted country

Other victims

Same group · lockbit5

Group activity

Monthly attacks · lockbit5

238

total · avg 23.8/mo