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Tập đoàn AMACCAO Ransomware Attack

amaccao.vnRansomed

novaGroup

VietnamCountry

May 22, 2026Discovered

Overview

View group profile

Domain

amaccao.vn

Industry

Other

Country

Vietnam

Discovered

3 months ago

Attack date

May 22, 2026

Confidence

90%

Severity

Medium

Status

Claimed

Threat group

nova

Total victims

137

First seen

Sep 2025

Last seen

Jul 2026

Group status

active

Sophistication

Impact score

Threat level

2.8/10

Aggressiveness5/10

Lethality0.2/10

Criticality3.3/10

Status breakdown

Data Leaked5.1%7

Claimed

this victim

94.9%130

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

Other

Known target sector

Country

Vietnam

Frequently targeted country

Other victims

View all (137)

Same group · nova

SistNet
Italy
Claimed
Centrul de Tehnologii Informaționale în Finanțe
Ukraine
Claimed
Digital Edge
Singapore
Claimed
Công nghệ VNSO
Vietnam
Claimed
Marpatech S.A.C.
Peru
Claimed
9 Digital
Argentina
Claimed

Group activity

Monthly attacks · nova

137

total · avg 12.5/mo