Ransomware Intelligence

Shelbourne Accountants Ransomware Attack

shelbourneaccountants.ie

IrelandCountry
Aug 29, 2025Discovered

Domain

shelbourneaccountants.ie

Industry

Financial Services

Country

Ireland

Discovered

11 months ago

Attack date

Aug 29, 2025

Confidence

100%

Severity

Medium

Status

Unknown

Threat group

cephalus

Total victims

25

First seen

Aug 2025

Last seen

Aug 2025

Group status

active

Sophistication

0

Impact score

46

Threat level

4.4/10
Aggressiveness5/10
Lethality2.6/10
Criticality5.9/10

Status breakdown

Data Leaked52.0%13

Victim's position within group

Industry

Financial Services

Known target sector

Country

Ireland

Frequently targeted country

Group activity

Monthly attacks · cephalus

25

total · avg 25/mo

Aug07142128