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

ARDA Ransomware Attack

arda.or.thRansomed

arcus mediaGroup

ThailandCountry

Sep 16, 2026Discovered

Overview

View group profile

Domain

arda.or.th

Industry

Government & Defense

Country

Thailand

Discovered

23 days ago

Attack date

Sep 16, 2026

Confidence

90%

Severity

Medium

Status

Claimed

Threat group

arcus media

Total victims

First seen

Jul 2026

Last seen

Oct 2026

Threat level

2/10

Aggressiveness5/10

Lethality0/10

Criticality0.7/10

Status breakdown

Claimed

this victim

100.0%29

Targeted sectors

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

Victim's position within group

Industry

Government & Defense

Known target sector

Country

Thailand

Not a listed target country

Other victims

View all (29)

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Group activity

Monthly attacks · arcus media

total · avg 7.3/mo