Security Alert: Confirmed Malware

This extension was removed from the Chrome Web Store as malware. Do not install it.Extension: 토스페이먼츠 매출장부

CRITICAL RISKRemoved from Chrome Web Store

토스페이먼츠 매출장부

ID: adfddjjljakeoeffppeanfojdokdoihk

Could be malicious

Supported Languages

🇰🇷Korean

Extension Info & Metadata

Status

Removed

Version

1.4.6

Size

0.83 MB

Rating

5.0/5

Reviews

Users

5,163

Type

Extension

Updated

Jan 19, 2023

Publisher Contextual Analysis

Trusted

Author: 토스페이먼츠View Profile
Privacy: Privacy Policy
MX records exist: Yes
Domain exists: Yes
Is disposable: No
Is role-based: No
Mailbox exists: Yes
Website: Visit

Total Extensions

Active

Obsolete

Listed

Unlisted

Total Users

5,163

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토스페이먼츠에서 우리 회사의 모든 자금의 흐름을 쉽고 안전하게 관리하세요.

💳 번거로운 매출 관리 그만! - 네이버페이, 스마트스토어 등 내가 입점한 여러 매출처의 정산내역을 불러올 수 있어요. 번거롭게 따로 관리할 필요 없어요. 🛡 쉽고 안전한 관리 - 각 매출처를 통해 직접 로그인, 인증, 약관설정 등이 가능해 쉽고 안전해요.

User Growth

Showing data from Jul 20, 2022 to Mar 12, 2023

Versions

+17.05%(+752 users)

Compared to 3 months ago

18 versions released in this period

Rating Count

Total: 6 ratings

Average Rating

Current: 5.00 / 5.0+5.00

Extracted Data

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By severity

Critical2

High4

Medium2

Low0

Versions scanned

Showing 1 of 18 scanned versions with more than one unique finding. Counts are unique findings that include each version.

Extension Version	Code Review Findings
1.1.2 Code review	8

Extension Version	Code Review Findings
1.1.2	8

Files with findings

3 distinct paths — top paths by unique finding count:

background.min.js6
content-script.min.js1
manifest.json1

S.No.	Category	Severity	File	Summary	Found in Version
1	Credential Theft	critical	background.min.js (line 1)	The extension reads all cookies for arbitrary domains via `chrome.cookies.getAll({domain:e})` and can also delete cookies via `chrome.cookies.remove`. Domain variables `Lo='.naver.com'` and `Mo='.smartstore.naver.com'…	1.1.2
2	Unauthorized Data Collection	critical	background.min.js (line 1)	The extension defines a hardcoded vendor registry targeting 14 major Korean e-commerce and payment platforms including Naver Pay, Coupang Wing, Kakao Pay, SSG, Lotte On, Gmarket, Interpark, Zigzag, TMON, and more. Thi…	1.1.2
3	Data Exfiltration	high	background.min.js (line 1)	Before each API call to vendor platforms, the extension installs a temporary `declarativeNetRequest` header-override rule, fires the authenticated HTTP request (using the user's harvested cookies), then removes the ru…	1.1.2
4	Network Interception	high	background.min.js (line 1)	The extension dynamically installs `declarativeNetRequest` session rules that modify outgoing HTTP request headers on ALL websites except `localhost` and `tosspayments.com`. This inverted scope means every page the us…	1.1.2
5	Privilege Escalation	high	manifest.json (line 41)	The manifest declares `<all_urls>` host permissions combined with `cookies`, `scripting`, and `declarativeNetRequest` — the maximum possible browser access surface. The content script runs at `document_start` in all f…	1.1.2
6	Unauthorized Data Collection	high	background.min.js (line 1)	The extension fetches `https://pay.naver.com/mypage/update` using a spoofed Chrome User-Agent string, then scrapes the response HTML with the `ye()` parser to extract the user's Naver account ID (`아이디`) from the setti…	1.1.2
7	Code Injection	medium	background.min.js (line 1)	The extension uses `chrome.scripting.executeScript` to programmatically inject JavaScript files into all tabs whose URL matches the `Po` list (tosspayments.com and localhost). This is triggered by install/update event…	1.1.2
8	Unauthorized Data Collection	medium	content-script.min.js (line 1)	The content script runs at `document_start` on ALL URLs across all frames, bridging `window.postMessage` events to the background service worker. Any page can trigger extension behavior by sending a `TOSS_PAYMENTS_DAS…	1.1.2

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URLs

390

IPv4

IPv6

URLs

View the external URLs this extension communicates with to understand its network activity and data interactions.

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developer.mozilla.org	/en-US/docs/Web/API/Performance%7D/n	https://developer.mozilla.org/en-US/docs/Web/API/Performance}\n
github.com	/getsentry/sentry-javascript/issues/2590./n	https://github.com/getsentry/sentry-javascript/issues/2590.\n
github.com	/sindresorhus/is-plain-obj/blob/main/index.js/n	https://github.com/sindresorhus/is-plain-obj/blob/main/index.js\n
github.com	/Microsoft/TypeScript/pull/29317/nis.nonEmptyObject	https://github.com/Microsoft/TypeScript/pull/29317\nis.nonEmptyObject
github.com	/Microsoft/TypeScript/issues/2536/nObject.defineProperties(is,	https://github.com/Microsoft/TypeScript/issues/2536\nObject.defineProperties(is,
tc39.es	/ecma262/	https://tc39.es/ecma262/#sec-array.prototype.foreach\nmodule.exports
tc39.es	/ecma262/	https://tc39.es/ecma262/#sec-array.from\nmodule.exports
tc39.es	/ecma262/	https://tc39.es/ecma262/#sec-array.prototype.includes\n
tc39.es	/ecma262/	https://tc39.es/ecma262/#sec-array.prototype.indexof\n
tc39.es	/ecma262/	https://tc39.es/ecma262/#sec-array.prototype.foreach\n

Showing 1 to 10 of 390 rows

Rows per page:

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25.4.3.1	IPv4	-
108.0.0.0	IPv4	-
104.0.0.0	IPv4	-
103.0.0.0	IPv4	-
13.3.3.7	IPv4	-

Version History

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Code Diff

Compare extension code between any two versions.

0 changed files detected

No comparable text files found between these versions.

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Browse and explore files within this extension package

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Security Alert: Confirmed Malware

토스페이먼츠 매출장부

Supported Languages

Extension Info & Metadata

Publisher Contextual Analysis

Chrome Web Store Metadata

About this extension

Analytics & Metrics

User Growth

Rating Count

Average Rating

Static Code Security Analysis

Extracted Data

Code Review Findings Summary Across 18 Versions8

Versions scanned

Files with findings

Extracted Indicators (URLs and IPs)

URLs

Contextual Analysis

Version History

Version-to-Version Code Diff

Code Diff

Extension Files

User Growth

Rating Count

Average Rating