Latest Research on INC and The Gentlemen Ransomware: Exposed AI Infrastructure

Sistel Ransomware Attack

sistel.com.brRansomed

AoqinGroup

BrazilCountry

Nov 5, 2026Discovered

Overview

View group profile

Domain

sistel.com.br

Industry

Technology

Country

Brazil

Discovered

8 days ago

Attack date

Nov 5, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

Aoqin

Total victims

First seen

Nov 2026

Last seen

Nov 2026

Threat level

3.2/10

Aggressiveness8/10

Lethality0/10

Criticality1.4/10

Status breakdown

Claimed

this victim

100.0%12

Targeted sectors

Education Energy & Utilities Manufacturing Professional Services Retail & E-Commerce Technology Transportation

Victim's position within group

Industry

Technology

Known target sector

Country

Brazil

Not a listed target country

Other victims

View all (12)

Same group · Aoqin

Airblue Limited
Pakistan
Claimed
Tyfone
United States
Claimed
Nextron Technology
—
Claimed
Goldsmith & Hull
—
Claimed
Enap Sipetrol International - Egypt Branch
Egypt
Claimed
Irwin Automotive Group
United States
Claimed

Group activity

Monthly attacks · Aoqin

total · avg 12/mo