Irishtimes

HSE Offers Compensation to Victims of 2021 Cyberattack

First seen 9 Dec 2025, 23:42 UTC • News.Microsoft

+3 •82% similarity •45.9

Ask AI about this cluster

Article Content

Include sub-articles 1 / 1

Browse articles

ThreatCluster

The Health Service Executive (HSE) is providing €750 in compensation to victims of a cyberattack that occurred on May 14, 2021, which compromised the data of thousands of patients and staff. Approximately 620 individuals involved in legal action will also receive €650 towards their legal costs. The HSE had previously contacted around 90,936 individuals affected by the breach.

ThreatCluster AI

Attack Flow

21 entities, 40 inferred relationships (STIX 2.1).

Technique (6)

Data Breach
Phishing
Ransomware
T1566.001 - Spearphishing Attachment
T1566 - Phishing
T1566 - Spearphishing Attachment

Organization (7)

Costa Rican Government
Fortra
Health-ISAC
Health Service Executive
Ireland Health Service Executive
Microsoft
National Maternity Hospital

Malware (5)

Lumma Stealer
Necurs
Trickbot
Waledac
Cobalt Strike

Affected Platform (2)

Microsoft Excel
Windows

Threat Actor (1)

Conti

Relationships

Conti uses Lumma Stealer
Conti uses Necurs
Conti uses Trickbot
Conti uses Waledac
Conti uses Cobalt Strike
Conti uses Data Breach
Conti uses Phishing
Conti uses Ransomware
Conti uses T1566.001 - Spearphishing Attachment
Conti uses T1566 - Phishing
Conti targets Costa Rican Government
Conti targets Fortra
Conti targets Health-ISAC
Conti targets Health Service Executive
Lumma Stealer targets Costa Rican Government
Lumma Stealer targets Fortra
Lumma Stealer targets Health-ISAC
Lumma Stealer targets Health Service Executive
Necurs targets Costa Rican Government
Necurs targets Fortra
Necurs targets Health-ISAC
Necurs targets Health Service Executive
Trickbot targets Costa Rican Government
Trickbot targets Fortra
Trickbot targets Health-ISAC
Trickbot targets Health Service Executive
Waledac targets Costa Rican Government
Waledac targets Fortra
Waledac targets Health-ISAC
Waledac targets Health Service Executive
Cobalt Strike targets Costa Rican Government
Cobalt Strike targets Fortra
Cobalt Strike targets Health-ISAC
Cobalt Strike targets Health Service Executive
Conti related to Ireland Health Service Executive
Conti related to Microsoft
Conti related to National Maternity Hospital
Conti related to T1566 - Spearphishing Attachment
Conti related to Microsoft Excel
Conti related to Windows

Community

Browse all →

Tracked Entities in This Story

Conti Lumma Stealer Necurs Trickbot Waledac Cobalt Strike Costa Rican Government Fortra Health-ISAC Health Service Executive Ireland Health Service Executive Microsoft Microsoft Excel Windows Healthcare Data Breach Phishing Ransomware

HSE Offers Compensation to Victims of 2021 Cyberattack

Ask AI about this cluster

Article Content

More articles in this cluster

Attack Flow

Defensive Countermeasures

Extracted Entities

Community

Continue Reading

Tracked Entities in This Story