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

SmartZap

by [email protected] · 79 users · 2.3 rating
dddfff9c-419a-5163-8ab2-d8390b97a073 | v7.4.3.89
36/ 100
LOW risk
-29 since v7.4.3.87
65 → 36 · false positives removed
Threat verdict
Do not install

Confirmed member of a tracked malicious supply-chain campaign.

Analysis record

Analysed
Today
Version
v7.4.3.89
Artifact
SHA256 3DE…79A
Source
Findings (non-IoC)

Is SmartZap safe?

SmartZap is a CRM tool for WhatsApp Web that helps organize chats and manage business communications. The extension uses standard web libraries like jQuery, Socket.IO, and fetch to communicate with servers, including Atlassian services for project management integration and Wascript for WhatsApp automation.

The scanner flagged 1,191 findings, but nearly all are false positives. The 412 IoC findings include things like "color.border.accent.orange" and "calls.function.arguments.delta", which are CSS design tokens and JavaScript property chains misread as domain names. The 754 code-smell findings are low-severity matches on normal programming patterns. Zero malware signatures matched. The network findings show standard library usage in content scripts and background.js.

Two obfuscation findings appear in bundled JavaScript files, but these match patterns common in minified code from build tools. No malicious code signatures co-locate with the obfuscated sections. The extension declares no host permissions, so it cannot access your browsing history, read data from other websites, or modify web pages.

The developer is listed as [email protected], a generic email address, and the extension has only 73 users. While this makes the publisher less established than major brands, the technical evidence shows no malicious behavior. The scanner tripped on CSS variables, JavaScript property access, and standard web libraries, not on actual threats.

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 strong.

SmartZap Extension Analysis

SmartZap describes itself as a CRM for WhatsApp Web, claiming to organize chats and optimize business operations. The extension is published by [email protected] and has 73 users at version 7.4.3.87.

Network Activity

The 22 network findings all reference standard web libraries: jQuery AJAX calls in content/assets/js/v_7_4_3_87_...24.js, Socket.IO connections in multiple content script files, and fetch API usage in background.js:137 and several content scripts. These are routine HTTP client patterns used by virtually every modern web application. Socket.IO is a real-time communication library commonly used for chat applications, which aligns with the extension's stated WhatsApp integration purpose.

IoC Extractor False Positives

The 412 IoC findings and the network_endpoints list reveal classic IoC extractor garbage. The endpoints include color.border.accent.orange, border.radius.circle, btn.glass, and calls.function.arguments.delta. These are CSS design tokens and JavaScript property access chains misread as domain names. The Atlassian endpoints (api.atlassian-us-gov-mod.com, api.dev.atlassian.com) and api.statsigcdn.com (a feature flag service) are legitimate third-party integrations a CRM tool would use. The app.wascript.com endpoint connects to Wascript, a known WhatsApp automation platform, which is consistent with the extension's purpose.

Code Smell Noise

The 754 low-severity code-smell findings represent standard JavaScript patterns. These rules fire on basic Node.js patterns, property access, and common programming constructs. Zero malware signatures matched. Zero critical or high-severity findings exist.

Obfuscation Findings

Two obfuscation findings appear: OBFUSCATION-LARGE_BASE64 in funnil/assets/js/9cf42769-...CgnacD38.js and OBFUSCATION-FUNCTION_INDIRECT in content/assets/js/v_7_4_3_87_...260.js. Large base64 strings and indirect function calls are common in minified/bundled JavaScript from build tools like webpack or esbuild. The extension contains many versioned JS files typical of a bundled application.

Counterargument

A skeptic would point to the unknown developer ([email protected] is a generic email), low user count (73), and presence of obfuscation findings as suspicious. However, many legitimate niche business tools have small user bases and anonymous publishers. The obfuscation findings lack the hallmarks of malicious obfuscation: no malware signatures co-locate with the obfuscated code, no suspicious data exfiltration domains appear, and the extension declares no host permissions that would enable credential theft or browser hijacking.

Conclusion

The finding volume stems entirely from known false positive patterns: IoC extractor misreads of CSS tokens and property chains, code-smell rules firing on normal JavaScript, and standard library usage flagged as network activity. No malware signatures matched. No suspicious domains appear. No permissions enable harmful behavior.

Key Reasons

  • Zero malware signatures matched across all scanned files
  • 412 IoC findings are dominated by CSS tokens and property chains misread as domains
  • 754 code-smell findings are low-severity matches on normal JavaScript patterns
  • Network findings show standard library usage (jQuery, Socket.IO, fetch) consistent with CRM functionality
  • Extension declares no host permissions that would enable credential theft or browser hijacking

False Positive Considerations

  • IoC extractor misreads CSS design tokens and JavaScript property chains as domains
  • Code-smell rules fire on standard JavaScript patterns and Node.js constructs
  • Network findings flag routine jQuery, Socket.IO, and fetch API usage
  • Obfuscation findings match minified/bundled code from build tools

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
-25
Change from previous
-29
Versions:
First analyzed version
7.4.3.54
Jun 20, 2026
Risk range
36 to 73
Across analyzed versions
Latest analyzed version
7.4.3.89
Oct 16, 2026
Selected version
low
Version
v7.4.3.89
Today
Risk score
36
Findings
1
Change vs previous
-29

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 SmartZap. 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. SmartZap 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