---
id: MAL-2026-5160
title: Malicious code in bt-signal-utils (PyPI)
summary: Malicious code in bt-signal-utils (PyPI)
severity: none
vendor: bt-signal-utils
product: bt-signal-utils
ecosystem: pip
affected:
  - bt-signal-utils
published: '2026-06-02'
updated: '2026-07-09'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/MAL-2026-5160'
references:
  - url: 'https://bad-packages.kam193.eu/pypi/package/bt-signal-utils'
tags:
  - osv
  - pip
ingestedAt: '2026-07-09T11:56:19.312Z'
---

## Overview


---
_-= Per source details. Do not edit below this line.=-_

## Source: kam193 (d56152c37c3a078b771d2578dd86495783b51b886c96aa7ebb66a7ec36d72a24)
During import, package exfiltrates environment variables and cloud tokens to a hardcoded location.


---

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.


Campaign: 2026-06-quant-backtest-helpers


Reasons (based on the campaign):


 - exfiltration-env-variables


 - exfiltration-cloud-tokens


## Affected packages

- `bt-signal-utils`

## Remediation

Refer to the advisory for the patched release.