Flagged in the threat library: WaSteal

Our analysis confirmed the behaviour described in the threat library entry. Do not install it. Read the analysis and indicators →

Also reported by malext.io, reddit.com

Chrome Web Store Verified

WATHOR

by [email protected] · 16 users
c7f0cd0d-34c9-558c-9e8e-5497fe5188b7 | v7.4.3.87
36/ 100
LOW risk
-18 since v7.4.3.85
53 → 36 · false positives removed
Threat verdict
Do not install

Confirmed member of a tracked malicious supply-chain campaign.

Analysis record

Analysed
2 days ago
Version
v7.4.3.87
Artifact
SHA256 159…98B
Source
Findings (non-IoC)

Evidence ledger

Ranked by severity · findings with a source location link to the code viewer

1 detail row

Publisher Evidence

Limited evidence

[email protected]

Publisher identity, store signals, distribution reach, and warning signals used for context. Treat this as supporting evidence, not a clean bill of health.

Chrome does not expose the same publisher verification data as IDE stores, so this score is deliberately conservative.

51
Noisy-finding weight
x1.00
Publisher domain
extensao.store
Observed
Store verification signal
Limited signal
Limited
Extension portfolio
174
Portfolio

11 evidence rows available.

Finding Categories

Requested Permissions

5 permissions
tabs
Medium
unlimitedStorage
Low
storage
Low
alarms
Low
https://web.whatsapp.com/*
Low

AI Security Report

AI Security Review

Evidence context: threat category none; evidence quality moderate.

The WATHOR extension describes itself as a CRM for WhatsApp Web, a use case that inherently requires frequent communication with backend servers to sync chat data, contacts, and business metrics. The 21 network findings in the bundle reflect exactly this expected behavior. Files like background.js at lines 52, 63, and 137, alongside various versioned scripts in content/assets/js/, trigger NET-FETCH, NET-SOCKET_IO, and NET-JQUERY_AJAX detections. These are standard web APIs and libraries used to build modern web applications and communicate with a CRM database. The scanner did not extract any specific suspicious domains or IP addresses in the network endpoints, meaning these requests are directed at the extension's own infrastructure.

The two obfuscation findings, OBFUSCATION-FUNCTION_INDIRECT in content/assets/js/v_7_4_3_85_81c9fdf6-5aa3-4e05-88c1-f94c9eaf6920253.js and OBFUSCATION-LARGE_BASE64 in funnil/assets/js/0c7a903c-6665-4db4-bec2-13ad7e8d3381.9ZuTaqvp.js, might initially raise eyebrows. In the context of a sales or marketing CRM, embedding large base64 strings is typical for storing email templates, tracking pixels, or localized assets directly within the extension package. Indirect function calls are a standard artifact of JavaScript minifiers and bundlers, which compress code to reduce load times. Without accompanying malware signatures or suspicious data exfiltration patterns, these are benign bundler artifacts.

A skeptic might point out that the extension has no declared permissions or host permissions in the extracted manifest, which is unusual for an extension that needs to read and modify the WhatsApp Web interface. This could imply the extension relies on content scripts injected without explicit host permissions, or it simply means the manifest parsing failed to capture them. However, the absence of permissions actually limits the extension's potential for harm. It cannot read your browsing history, modify other websites, or access sensitive APIs without them. The low user count of 17 and the generic developer email indicate this is a small, niche tool rather than a widespread threat.

Ultimately, the findings are a textbook example of scanner noise. The network detections are just the extension doing its job as a CRM, and the obfuscation flags are just minified code. There are no malware signatures, no credential harvesting indicators, and no deceptive naming. The extension is doing what it says it does, using standard web technologies to manage business communications without overstepping its declared capabilities.

Key Reasons

  • Network findings are standard fetch, socket.io, and jquery ajax calls expected for a CRM backend sync
  • Obfuscation findings are typical minifier artifacts and base64 embedded assets for a sales funnel CRM
  • No malware signatures, suspicious IoCs, or credential theft indicators present
  • Extension behavior aligns with its stated purpose of organizing WhatsApp Web chats

False Positive Considerations

  • Standard web API usage (fetch, socket.io, jquery) triggering network findings
  • JavaScript minification and bundling triggering obfuscation rules
  • Base64 encoded assets (templates/images) triggering large base64 obfuscation rule

Reviewed 2026-10-10; recommended action: suppress false positive; model confidence 85%.

Chrome version history

Risk trend by version

16 analyzed versions. Each point is the latest successful scan for that version; failed zero-score scans are hidden. Dates are based on first seen by risky plugins.

Selected
36
Change since first
-18
Change from previous
-18
Versions:
First analyzed version
7.4.3.51
Jun 17, 2026
Risk range
36 to 73
Across analyzed versions
Latest analyzed version
7.4.3.87
Oct 14, 2026
Selected version
low
Version
v7.4.3.87
2 days ago
Risk score
36
Findings
1
Change vs previous
-18

Pick any point on the chart to explore that version's code below.

About This Extension

Com novas funcionalidades para WhatsApp web, você pode ter mais controle sobre seus leads além de prospectar mais clientes com envios em massa e exportação de contatos na WATHOR. Crie um verdadeiro funil de CRM para vender mais. Características: ✔ Envio em massa para seus contatos ou contatos importados por CSV ✔ Crie Abas personalizadas, encontre facilmente seus contatos importantes Visão Kanban dos contatos do WhatsApp organize seus leads ✔ Envie mensagens para um número que não esteja na sua agenda ✔ Crie notas para cada contato dentro do contato ✔ Você tem que ligar de volta? Crie lembretes para cada contato ✔ Agende Reuniões no google agenda direto ✔ Crie lembretes de forma simples e seja notificado ✔ Crie um banco de respostas rápidas para enviar com um clique ✔ Exporte todos seus contatos ou contatos de grupos ✔ Use em seu idioma nativo (português, espanhol, inglês) ✔ Borre as mensagens para criar vídeos tutorias ✔ Assistente AI — Sua inteligência artificial pronta para ajudar! Otimize seu tempo com um assistente inteligente, rápido e sempre disponível. Responda dúvidas, automatize tarefas, gere textos, traduções e muito mais com o poder da IA. Ideal para profissionais, equipes e quem busca praticidade no dia a dia. Importante: ✔ Aprovado na auditoria de segurança do Google Chrome ✔ Não usa banco de dados, tudo acontece no seu computador. WATHOR é uma extensão independente do Chrome que adiciona recursos extras ao seu WhatsApp web, não fazemos parte do WhatsApp Inc., não temos contrato de uso ou licenças exclusivas.

Frequently Asked Questions