AI Threat Watch

Case gtig-quietvault-stealerAI-assisted malwareWorldwide

QUIETVAULT stealer uses local AI CLI tools to hunt secrets and leaks GitHub and npm tokens

GTIG documented QUIETVAULT, a JavaScript stealer seen in operations that takes GitHub and npm tokens, then drives AI command-line tools on the host to find more secrets and exfiltrates via a public GitHub repo.

HighAttack using AIStatus: OngoingVerified case file

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Reported
Nov 5, 2025
Location
Worldwide
Target
Developers with GitHub and npm tokens
Severity
High
Triggered by
Unknown
Actor type
Criminal
Reported loss
None reported
CVE
None

What happened

GTIG documented QUIETVAULT, a JavaScript stealer seen in operations that takes GitHub and npm tokens, then drives AI command-line tools on the host to find more secrets and exfiltrates via a public GitHub repo.

Impact: Developer tokens exposed through public repositories; scale not published.

Who triggered it

Actor: Unknown

Attribution: GTIG listed the family as observed in operations without naming an operator.

Motive: Credential theft for supply-chain and account compromise

How it happened

Attack vector: Stealer abuses locally installed AI CLI agents as a secret-discovery engine

Root cause: AI coding agents on developer hosts can be driven by malware to search the filesystem

Timeline

  1. QUIETVAULT observed stealing GitHub and npm tokens in live operations
  2. GTIG publishes the family in its AI Threat Tracker

Response

Google described the family and recommended monitoring of AI CLI use on hosts.

Current status: Ongoing

Sources (open in a new tab)

Cite this case

QUIETVAULT stealer uses local AI CLI tools to hunt secrets and leaks GitHub and npm tokens. AI Threat Watch, case gtig-quietvault-stealer, Nov 5, 2025. https://aithreat.io/cases/gtig-quietvault-stealer/

Permanent link: https://aithreat.io/cases/gtig-quietvault-stealer/

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