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

Astemo, Ltd. Ransomware Attack

astemo.comRansomed

metaencryptorGroup

JapanCountry

Sep 21, 2026Discovered

Overview

View group profile

Domain

astemo.com

Industry

Manufacturing

Country

Japan

Discovered

about 1 month ago

Attack date

Sep 21, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

metaencryptor

Total victims

First seen

Oct 2025

Last seen

Oct 2026

Group status

active

Sophistication

Impact score

Threat level

3.4/10

Aggressiveness6/10

Lethality0/10

Criticality4.2/10

Status breakdown

Claimed

this victim

100.0%32

Targeted sectors

Energy & Utilities Government & Defense Healthcare Manufacturing Other Professional Services Technology Transportation

Victim's position within group

Industry

Manufacturing

Known target sector

Country

Japan

Frequently targeted country

Other victims

View all (32)

Same group · metaencryptor

ST Engineering
Singapore
Claimed
Hologic, Inc.
United States
Claimed
MyMichigan Health
United States
Claimed
VIATechnik
United States
Claimed
Corona Corporation
Japan
Claimed
FactoryFive
United States
Claimed

Group activity

Monthly attacks · metaencryptor

total · avg 6.4/mo