Malicious code in data-parser-utils (PyPI)

Overview

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Source: kam193 (55aca4874dc8f9716a1fb1dc61088cf485bee1b7a1ec8a5dc8c19aabff2c71fd)

If using the provided functionality like parse_json or parse_xml functions, the package will install a Mythic/Poseidon C2 framework beacon and ensure its persistence. After installation, the beacon communicates with C2 on wegoexchange[.]site for further commands.

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

Campaign: 2026-07-tennacity

Reasons (based on the campaign):

• typosquatting

• Downloads and executes a remote executable.

• The package contains code to detect if it is running in a sandbox environment.

• malware

• persistence

Affected packages

• data-parser-utils

Remediation

Refer to the advisory for the patched release.