Ransomware Intelligence

Cytek Biosciences

cytekbio.com

rhysidaGroup
United StatesCountry
Jan 25, 2026Discovered

Domain

cytekbio.com

Industry

Healthcare

Country

United States

Discovered

5 months ago

Attack date

Jan 25, 2026

Confidence

100%

Severity

Medium

Status

Claimed

Threat group

rhysida

Total victims

67

First seen

Jun 2025

Last seen

May 2026

Group status

active

Sophistication

0

Impact score

105

Threat level

3.2/10
Aggressiveness5/10
Lethality0/10
Criticality5/10

Status breakdown

Claimed
this victim
28.4%19

Victim's position within group

Industry

Healthcare

Known target sector

Country

United States

Frequently targeted country

Group activity

Monthly attacks · rhysida

67

total · avg 5.6/mo

JunJulAugSepOctNovDecJanFebMarAprMay0481216