Brazil
Brazil Infostealer Threat Report — October 2026
10/01/2026 – 10/31/2026
Threat summary
Key figures from the month's threat activity.
Overview
Most common malware family: VIDAR (23.1% of infections). Sector with the most employee account leaks: Education. Leaked accounts fell by 27.4% compared with the previous month.
Ransomware victims in Brazil14,246
infected devices · from 10 families
Report periodOct 1, 2026 - Oct 31, 2026
Risk score
36-51vs previous month
- Infected devices
- 14,246
- Android devices
- 6,278
- Domains
- 117,094
- Employee accounts
- 3,495
- Customer accounts
- 961,195
- Families
- 10
Top 10 malware families
infections- 1VIDAR3,286
- 2ACREED1,845
- 3REMUS1,141
- 4STEALC449
- 5REDLINE266
- 6LUMMAC108
- 7ELYSIUM STEALER20
- 8AURA STEALER18
- 9SHAPESHIFTER18
- 10ATLANTIDA12
The full list is in the PDF reportDownload report
Top 10 antivirus
infected devices- 1Windows Defender1,295
- 2Reason Cybersecurity40
- 3Avast14
- 4Kaspersky14
- 5Malwarebytes11
Breakdown of leaks
Breakdown by sector, file type and critical system.
Employee accounts by sector
organizationsrecordsRansomware victimsemployee accounts- 1Education59organizations42.6Krecords1Ransomware victims233employee accounts
- 2Government76organizations65.8Krecords1Ransomware victims192employee accounts
- 3Technology51organizations221.2Krecords5Ransomware victims161employee accounts
- 4Media5organizations39.8Krecords–Ransomware victims60employee accounts
- 5Manufacturing and industry17organizations8.2Krecords3Ransomware victims52employee accounts
- 6Retail and e-commerce23organizations83.8Krecords1Ransomware victims46employee accounts
- 7Nonprofit11organizations13.7Krecords–Ransomware victims39employee accounts
- 8Telecommunications12organizations13.1Krecords–Ransomware victims29employee accounts
- 9Logistics and transport10organizations8.1Krecords4Ransomware victims21employee accounts
- 10Healthcare6organizations7.1Krecords5Ransomware victims17employee accounts
The full list is in the PDF reportDownload report
Report contents
Sections and pages of the full report.
Contents
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