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CybercrimeFinancialIntermediate sophistication

Grupo OPT

Grupo OPT is a cybercrime syndicate with a financial motive, tracked by Brandefense. It uses 1 MITRE ATT&CK technique.

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Techniques
1
Exploited CVEs
No CVE data
First seen
Oct 20, 2025
Last seen
Oct 20, 2025
Record updated

About Grupo OPT.

Affiliate of DBX Tecnologia, linked to the publication of 131 malicious Chrome extensions targeting WhatsApp Web users.

Last updated Jul 24, 2026. Compiled by Brandefense technologies from structured threat intelligence and reviewed by Brandefense analysts. Techniques follow the MITRE ATT&CK framework.