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

Z Turbinado

by [email protected] · 71 users · 4.2 rating
5cc0bb2b-5bf4-59e4-aec5-d304e5a06038 | v7.4.3.87
65/ 100
MEDIUM risk
No change since v7.4.3.85
Threat verdict
Do not install

Confirmed member of a tracked malicious supply-chain campaign.

Analysis record

Analysed
6 days ago
Version
v7.4.3.87
Artifact
SHA256 947…D92
Source
Findings (non-IoC)

Is Z Turbinado safe?

Z Turbinado adds a customer-management layer to WhatsApp Web: labels, quick replies and chat organisation, as its store listing describes it. Its manifest carries no permission strings and no host permissions at all, though the shipped code does talk to the network, mainly app.wascript.com and api.statsigcdn.com.

Most of what our scanner flagged inside the JavaScript traces back to parsed text. Endpoint entries such as border.radius.circle, btn.glass, above.sm and below.sm come from CSS variable names and minified property chains, so they look like hostnames to the extractor while pointing at nothing. The 22 network hits include NET-SOCKET_IO-content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28912.js and NET-FETCH-background.js, and both fire whenever bundled code opens a websocket or calls fetch. A live socket fits a tool that keeps chat tabs in sync with a dashboard.

Two obfuscation findings deserve a mention. OBFUSCATION-LARGE_BASE64 points at funnil/assets/js/9cf42769-2ad5-4714-8614-9a2b4c455349.CgnacD38.js, a build file holding a long encoded chunk. If that chunk unpacked into runnable code we would say so plainly; the file matches no malware signature, and the same minified bundle sits underneath nearly every other finding.

Nothing in the scan shows the extension touching a login page, grabbing cookie values, or shipping chat data anywhere outside its own service and Statsig. The scanner tripped on bundled libraries and strings that merely look like addresses, and the behaviour we can see lines up with what the product promises.

Evidence ledger

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

779 detail rows

YARA Rule Matches

16 rules
SeverityRuleHitsFilesMetadata
LOWcredential env files 30
content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289106.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289196.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289238.js +27 more
-
LOWpostinstall persistence mechanism 19
crm/assets/css/style.cssfunnil/assets/js/68038811-0075-484f-8b19-297df42f51e1.CVYXH02z.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289200.js +16 more
-
LOWpostinstall environment access 111
content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289113.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289265.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289167.js +108 more
-
LOWpostinstall network communication 94
content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28939.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28923.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289109.js +91 more
-
LOWOriginsNotVerified 5
funnil/assets/js/770d23cd-9021-4aef-887e-d47811b5c322.B8_nURbH.jsfluxo/assets/js/b89d7b82-41f7-4061-9bc0-ae95ae5cd0a2.BLiJgZ4E.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d2896.js +2 more
-
LOWpostinstall crypto operations 44
whatsapp/wpp/index.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28929.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289200.js +41 more
-
LOWpostinstall system command 77
fluxo/assets/css/style.csscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289257.jscrm/assets/js/2b070b0a-2c0f-4c9c-bb5b-938727270e32.CWg5n8f0.js +74 more
-
LOWpostinstall obfuscation 83
content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289144.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28944.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289128.js +80 more
-
LOWpostinstall registry modification 8
crm/assets/js/5e35787c-36b2-4a56-8ea4-4e0a75aa6943.D2Np3EBj.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289260.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289175.js +5 more
-
LOWpostinstall file manipulation 172
content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d2894.jscrm/assets/js/index.B6c6aVcv.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289197.js +169 more
-
LOWpostinstall file download 55
crm/assets/js/index.DCTZnrKF.jsfluxo/assets/js/emoji-picker-react.esm.LrTXoimj.jscrm/assets/js/5e35787c-36b2-4a56-8ea4-4e0a75aa6943.D2Np3EBj.js +52 more
-
LOWNoUseEval 1
whatsapp/wpp/index.js
-
LOWNoUseWeakRandom 38
whatsapp/wpp/index.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d2894.jsfunnil/assets/js/9cf42769-2ad5-4714-8614-9a2b4c455349.CgnacD38.js +35 more
-
LOWSQLInjection 1
fluxo/index.js
-
LOWServerHostnameNotVerified 1
content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289.js
-
LOWLocalStorageShouldNotBeUsed 15
content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289128.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28924.jscontent/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289260.js +12 more
-

Network Indicators

Concrete URLs, domains, IPs, emails, and hashes extracted from the analyzed artifact.

414 total

Loading network indicators

IoC detail rows are loaded outside the initial page render.

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

2
Obfuscation
22
Network
414
IoC Indicators

YARA Rules Matched

16 rules(754 hits)
credential env files postinstall persistence mechanism postinstall environment access postinstall network communication OriginsNotVerified postinstall crypto operations postinstall system command postinstall obfuscation postinstall registry modification postinstall file manipulation postinstall file download NoUseEval NoUseWeakRandom SQLInjection ServerHostnameNotVerified LocalStorageShouldNotBeUsed

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 score attached to Z Turbinado (version 7.4.3.87, 71 users) comes almost entirely from volume. Of the 1194 findings, 415 are IoC matches and 754 are code-smell hits, while malware and malware-signature counts both sit at zero. The two categories that would change a verdict are empty. The network bucket holds 22 medium hits, and each one is a detector for a JavaScript primitive rather than a host: NET-FETCH-background.js-137, NET-SOCKET_IO-content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28912.js-15, and a run of NET-JQUERY_AJAX entries inside content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28923.js. A CRM that keeps chat tabs synchronised against a dashboard needs fetch, websockets and an HTTP client, and those three cover all 22.

The endpoint list supports that reading. Most entries in it never existed as hostnames: border.radius.circle, btn.glass, color.border.accent.orange, above.sm and below.sm come from CSS custom property names or from minified property chains the extractor split at a dot. The identifiers with real infrastructure behind them are api.statsigcdn.com (feature flags and product analytics), api.dev.atlassian.com together with api.stg.atlassian.com (documentation links), and app.wascript.com, the vendor's own backend. Nothing in the list points at a login page or a banking domain, and the package matches no credential-harvesting pattern.

Two medium obfuscation findings deserve a fair hearing. OBFUSCATION-LARGE_BASE64 sits in funnil/assets/js/9cf42769-2ad5-4714-8614-9a2b4c455349.CgnacD38.js, and OBFUSCATION-FUNCTION_INDIRECT sits in content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d289260.js. A large encoded blob inside a browser extension can carry executable payload. What makes that unlikely here is the company it keeps: the blob file matches no malware signature, references no suspicious domain, and its naming pattern (UUID prefix plus build hash) follows the same generated bundle convention used across content/assets/js/. FUNCTION_INDIRECT fires on webpack module indirection, which shows up in every minified bundle in this package.

The skeptic's case rests on the raw counts, on the anonymous publisher listed only as [email protected], and on the fact that a WhatsApp CRM reads the content of every chat its user opens. That access is genuine, and the manifest's empty permission and host permission lists make it impossible to bound from the package alone. The scan still shows no exfiltration path: the only endpoints with real servers behind them are the vendor's own service and standard analytics infrastructure. A runtime capture of the socket.io channel opened in content/assets/js/v_7_4_3_87_0a650f0a-57a6-4989-860e-3a9d8748d28912.js would close that gap by showing where synced chat data lands.

Key Reasons

  • Zero malware and zero malware-signature findings; the 1194 total splits into 415 IoC and 754 code-smell entries that carry no behavioural weight
  • Every network finding (NET-FETCH-background.js-137, NET-SOCKET_IO in v_...12.js, NET-JQUERY_AJAX in v_...23.js) is an API detector, consistent with a CRM that syncs chats to a dashboard
  • The endpoint list contains extractor artifacts plus known infrastructure (api.statsigcdn.com, api.dev.atlassian.com, app.wascript.com); no login, banking or unknown exfiltration domain appears
  • Obfuscation findings sit in generated bundle files (funnil/assets/js/9cf42769-...CgnacD38.js, content/assets/js/v_...260.js) with no malware signature or suspicious domain co-located
  • No credential, cookie or history access appears in the manifest, and the empty permission list is the main open question rather than evidence of abuse

False Positive Considerations

  • IoC extractor read CSS design tokens and minified property chains as hostnames (border.radius.circle, btn.glass, color.border.accent.orange, above.sm, below.sm)
  • NET-FETCH, NET-SOCKET_IO and NET-JQUERY_AJAX detections fire on standard web primitives inside minified vendor bundles under content/assets/js/
  • 754 code-smell hits on webpack-style bundle output with zero malware or malware-signature matches anywhere in the package
  • OBFUSCATION-LARGE_BASE64 and OBFUSCATION-FUNCTION_INDIRECT land on generated build files whose naming matches the rest of the bundle set

Reviewed 2026-10-13; recommended action: suppress false positive; model confidence 72%.

Chrome version history

Risk trend by version

15 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
65
Change since first
+4
Change from previous
No change
Versions:
First analyzed version
7.4.3.54
Jun 19, 2026
Risk range
60 to 73
Across analyzed versions
Latest analyzed version
7.4.3.87
Oct 10, 2026
Selected version
medium
Version
v7.4.3.87
6 days ago
Risk score
65
Findings
1194
Change vs previous
No change

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 ZAP TURBINADO. 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 do seu WhatsApp ✔ Crie lembretes de forma simples e seja notificado no seu próprio WhatsApp Web ✔ Crie um banco de respostas rápidas para enviar com um clique ✔ Exporte todos seus contatos do WhatsApp ou contatos de grupos de WhatsApp ✔ Use em seu idioma nativo (português, espanhol, inglês) ✔ Borre as mensagens do seu WhatsApp web 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. ZAP TURBINADO 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. WhatsApp é a marca registrada da WhatsApp Inc.

Frequently Asked Questions