Ethernidade Stealer Malware — Analysis, Campaigns & Threat Activity

Threat entity extracted from intelligence sources

Frequency
1
occurrences
First Seen
November 21, 2025
Last Seen
November 21, 2025

Eternidade Stealer is a newly observed stealer Trojan aimed at harvesting credentials from banking apps.

Overview

Eternidade Stealer is a newly observed stealer Trojan aimed at harvesting credentials from banking apps. It is being disseminated through WhatsApp messages by Brazilian hackers, signaling a shift to social-media delivery for financial malware and a focus on credential theft from financial applications. This highlights the ongoing risk to mobile banking users and the evolving tactics of financially motivated threat actors.

Related Threat Clusters

  • WhatsApp Malware Campaign Targets Brazilian Crypto Users

    A sophisticated malware campaign in Brazil is exploiting WhatsApp to target cryptocurrency users, deploying a banking trojan named 'Eternidade Stealer.' This malware hijacks devices, steals financial data, and spreads…

    19 articles · Updated November 26, 2025
  • WhatsApp Security Flaw Exposes 3.5 Billion Phone Numbers

    A security flaw in WhatsApp allowed researchers to extract phone numbers of 3.5 billion users. The exploit involved systematically checking numbers through the app's discovery feature, revealing profile photos for 57%…

    56 articles · Updated November 18, 2025

Recent Intelligence Reports

  • Brazilian Hackers Spread New Eternidade Stealer Trojan Via WhatsApp to Target Banking Apps — Techtimes · November 21, 2025

CVSS v3.1 Breakdown