Infostealer Vulnerability Report

12/15/2025 – 12/21/2025
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Czech RepublicCzech Republic

Infostealer Czech Republic Risk Summary

15 Ara 2025 - 21 Ara 2025 This Czech Republic risk summary for the period is based on general trends from DarkRadar sources. The content serves as an assessment aimed at understanding potential cyber threat dynamics in different regions and reflects only the general overview.

137Infected
Machines
44Infected Android
Devices
57Leaked Employee
Accounts
4.4KLeaked User
Accounts
1.4KAffected
Domains

Risk Score

0%
0%
100%

Czech Republic risk score showed a 77.5% decrease compared to last month and remains at 11 points out of 100.

Employee Data Leak

A total of 57 employee account leaks were detected across Czech Republic. The most affected domains are shown in the chart.

Customer Data Leak

A total of 4.416 user account leaks were detected across Czech Republic. The most affected domains are shown in the chart.

Most Affected Domains

50+

Favicon
roblox.com
220

Total

Favicon
google.com
158

Total

Favicon
facebook.com
103

Total

Favicon
szn.cz
99

Total

Favicon
live.com
91

Total

Favicon
epicgames.com
72

Total

Favicon
seznam.cz
63

Total

Favicon
paysafecard.com
62

Total

Favicon
riotgames.com
62

Total

Favicon
discord.com
61

Total

Top 10 Infostealer Families

VIDAR66.4%
91
PUREV416.8%
23
REDLINE13.9%
19
STEALC1.5%
2
BLANK GRABBER0.7%
1
GHOSTBUSTERS STEALER0.7%
1

Top Threats

The most detected malware on your systems: VIDAR (%66.4 - 91), PUREV4 (%16.8 - 23), REDLINE (%13.9 - 19).

Top 5 Antivirus Solutions

137

Sample Machines

Protection Status

0%ProtectedActive antivirus
78.83%UnprotectedNo antivirus
21.17%Free/BasicFree AV

Popular Antivirus Solutions

Windows Defender21.17% of machines
29machine

Critical Security Vulnerability

Danger

Critical situation: 79% (108 devices) unprotected systems detected! Only 0 devices are protected. Immediate antivirus deployment and security scan required. Your company data is at high risk.

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