Ransomware Intelligence

proton-system_Serbia

proton.rs

SerbiaCountry

Jan 3, 2026Discovered

Data has been published on the ransomware group's leak site.

Overview

View group profile

Domain

proton.rs

Industry

Technology

Country

Serbia

Discovered

5 months ago

Attack date

Jan 3, 2026

Confidence

100%

Severity

Critical

Status

Data Leaked

Threat group

Total victims

472

First seen

Jun 2025

Last seen

Jun 2026

Group status

active

Sophistication

0

Impact score

110

Threat level

4.3/10

Aggressiveness10/10

Lethality0.3/10

Criticality2.2/10

Status breakdown

Data Leaked

this victim

4.4%21

Negotiating0.4%2

Claimed95.1%449

Targeted sectors

Education Energy & Utilities Financial Services Government & Defense Healthcare Hospitality Manufacturing Other Professional Services Retail & E-Commerce Technology Transportation

Victim's position within group

Industry

Technology

Known target sector

Country

Serbia

Not a listed target country

Other victims

Same group · incransom

Group activity

Monthly attacks · incransom

472

total · avg 36.3/mo