TanStack Supply-Chain Attack Execution Indicators - Windows

Description

Detects process execution indicators associated with the Mini Shai-Hulud supply-chain campaign targeting TanStack npm packages and others such as mistralai, uipath reported on early May 2026.

Query · sigma

selection:
  Image|endswith: \bun.exe
  CommandLine|contains|all:
  - run
  - tanstack_runner.js
condition: selection

Known false positives

  • Unlikely
Raw source TanStack Supply-Chain Attack Execution Indicators - Windows · Sigma
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Published by SigmaHQ/sigma ↗, licensed under Detection Rule License 1.1 ↗. Reproduced here unmodified. 
title: TanStack Supply-Chain Attack Execution Indicators - Windows
id: 9b4f3d2e-6e8c-5fab-c7d9-2a3b4e5f6a7b
status: experimental
description: Detects process execution indicators associated with the Mini Shai-Hulud supply-chain campaign targeting TanStack npm packages and others such as mistralai, uipath reported on early May 2026.
references:
    - https://socket.dev/blog/tanstack-npm-packages-compromised-mini-shai-hulud-supply-chain-attack
    - https://socket.dev/supply-chain-attacks/mini-shai-hulud
    - https://safedep.io/mass-npm-supply-chain-attack-tanstack-mistral/
author: Leonardo Gasparini
date: 2026-05-12
tags:
    - attack.execution
    - attack.t1059.007
    - attack.t1204.002
    - detection.emerging-threats
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        Image|endswith: '\bun.exe'
        CommandLine|contains|all:
            - 'run'
            - 'tanstack_runner.js'
    condition: selection
falsepositives:
    - Unlikely
level: high

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