Ransomware Intelligence

Jakarta Nanyang School

jny.sch.id

tenguGroup

IndonesiaCountry

Jan 26, 2026Discovered

Overview

View group profile

Domain

jny.sch.id

Industry

Education

Country

Indonesia

Discovered

4 months ago

Attack date

Jan 26, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

Total victims

53

First seen

Oct 2025

Last seen

Mar 2026

Group status

active

Sophistication

0

Impact score

64

Threat level

2.2/10

Aggressiveness5/10

Lethality0.1/10

Criticality1.4/10

Status breakdown

Data Leaked1.9%1

Claimed

this victim

98.1%52

Targeted sectors

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

Victim's position within group

Industry

Education

Known target sector

Country

Indonesia

Frequently targeted country

Other victims

Same group · tengu

Group activity

Monthly attacks · tengu

53

total · avg 8.8/mo