Ransomware needs a way in. Stolen credentials are the cheapest one.

crown-security.com.tw Ransomware Attack

crown-security.com.twRansomed

tenguGroup

TaiwanCountry

Mar 10, 2026Discovered

Overview

View group profile

Domain

crown-security.com.tw

Industry

Technology

Country

Taiwan

Discovered

5 months ago

Confidence

85%

Severity

Medium

Status

Claimed

Threat group

tengu

Total victims

First seen

Oct 2025

Last seen

Mar 2026

Group status

active

Sophistication

Impact score

Threat level

2.2/10

Aggressiveness5/10

Lethality0.1/10

Criticality1.4/10

Status breakdown

Data Leaked1.9%1

Claimed

this victim

98.1%51

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

Technology

Known target sector

Country

Taiwan

Not a listed target country

Other victims

View all (52)

Same group · tengu

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Taiwan
Claimed
Sileno Companies Inc
Switzerland
Claimed
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United Kingdom
Claimed
Eos Technology srl
Italy
Claimed
DAINTY CLOUD INC
United States
Claimed
Al Arif Contracting Co. (L.L.C)
United Arab Emirates
Claimed

Group activity

Monthly attacks · tengu

total · avg 8.7/mo