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Bolivian Military Social Security Corporation – COSSMIL Ransomware Attack

Ransomware victimRansomed

kazuGroup

BoliviaCountry

Nov 10, 2025Discovered

Overview

View group profile

Industry

Government & Defense

Country

Bolivia

Discovered

11 months ago

Confidence

70%

Severity

Medium

Status

Claimed

Threat group

kazu

Total victims

First seen

Nov 2025

Last seen

Oct 2026

Group status

active

Sophistication

Impact score

Threat level

3.6/10

Aggressiveness6/10

Lethality0/10

Criticality5/10

Status breakdown

Claimed

this victim

100.0%73

Targeted sectors

Education Energy & Utilities Financial Services Government & Defense Healthcare Manufacturing Other Professional Services Technology

Victim's position within group

Industry

Government & Defense

Known target sector

Country

Bolivia

Not a listed target country

Other victims

View all (73)

Same group · kazu

TGD
—
Claimed
Meducar
—
Claimed
Centro Médico Especializado OSI
—
Claimed
Brazil Mobilemed
—
Claimed
Yocale
Canada
Claimed
SEPE
Angola
Claimed

Group activity

Monthly attacks · kazu

total · avg 10.4/mo