MAL-2026-3619 Malicious code in txwrap (PyPI)

During importing, the remote code is downloaded. It then exfiltrates cryptocurrency wallet data to a hardcoded location and places a backdoor through a new authorized SSH key. Information about the placed backdoor is sent back to the attacker, and sshd configuration is adjusted to ensure the successful remote connection.

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

Campaign: 2026-05-ninja-core-utils

Reasons (based on the campaign):

• backdoor

• The package overrides the install command in setup.py to execute malicious code during installation.

• obfuscation

• crypto-related

• exfiltration-crypto