Ransomware Intelligence

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kazu Ransomware Group

Ransomware group profile

73Victims
RussiaSource country
80Impact score

Description

kazu is a financially motivated ransomware and data extortion group that emerged around mid-2025, notably targeting government agencies and healthcare providers. They utilize sophisticated tactics for initial access and data exfiltration, employing a double-extortion model to coerce victims into paying ransoms.

Key insights

  • •Targets include government agencies, public-sector institutions, and healthcare providers.
  • •Initial access is typically gained through exploiting RDP services and unpatched web applications.
  • •The group uses SmokeLoader as the initial loader to deliver ransomware payloads.
  • •Employs a double-extortion tactic, exfiltrating data before encrypting files.
  • •Ransom demands range from $60,000 to $500,000, with threats to publish stolen data.

Threat Level & Status Breakdown

For kazu · Based on incidents in selected period

3.6threat level
Aggressiveness6/ 10
Lethality0/ 10
Criticality5/ 10

Status Breakdown

Claimed100.0%73
First seenNov 2025
Last seenOct 2026
Avg ransom—
Payment rate—
Statusactive
Sophistication0
Last updatedOct 8, 2026

Recent activity

Monthly attack count for kazu in the selected period

73Total attacks
35peak in Nov
10.4avg / month
↓ 34 vs first month
NovDecJanMayAugSepOct09182736

No intelligence data for this group.

TTPs & Attack Vectors

Tools, initial access, and MITRE ATT&CK techniques for kazu

Other

T1486

T1486

T1490

T1490

T1078

T1078

T1059

T1059

T1566.001

T1566.001

T1133

T1133

T1190

T1190

T1021

T1021

T1562

T1562

T1046

T1046

Victims(66)

Claimed
5 days ago
Claimed
13 days ago
BrazilHealthcaremeducar.com
Claimed
about 2 months ago
CanadaProfessional Servicesyocale.com
Claimed
about 2 months ago
MexicoHealthcarecentromedicoosi.com
Claimed
about 2 months ago
AngolaGovernment & Defense
Claimed
13 days ago
Education
Claimed
13 days ago
United StatesHealthcarepawlyclinic.com
Claimed
about 2 months ago
United StatesHealthcarepappyjoe.com
Claimed
about 2 months ago
BrazilHealthcaremobilemed.com.br
Claimed
about 2 months ago
MexicoHealthcareconsultoriomovil.net
Claimed
about 2 months ago
South AfricaGovernment & Defensestatssa.gov.za
Claimed
about 1 month ago
Government & Defense
Claimed
about 1 month ago
Healthcare
Claimed
about 1 month ago
SpainHealthcare
Claimed
about 1 month ago
PeruHealthcare
Claimed
about 1 month ago
South AfricaGovernment & Defense
Claimed
about 1 month ago
CanadaEducationmsmunify.com
Claimed
about 1 month ago
United StatesEducationspiritexchange.com
Claimed
about 1 month ago

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