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OpenAdvisories
Malicious MAL-2026-2255

thisismytest123

PyPI package · versions 1.0.0, 2.0.0

Reported Mar 27, 2026 · Updated Mar 27, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

Source: kam193 (7640ee5ded7bcafbd9863565d68a7768bdc9bd2abca56a69d73576e7e9b2c0df)
During installation, if run under a specific username, the package downloads and installs two executables identified as backdoors trojans.

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

Campaign: 2026-03-thisismytest123

Reasons (based on the campaign):

- Downloads and executes a remote executable.

- backdoor

- malware

Source: ossf-package-analysis (7587966a3d79cfe783b06cfea4893cd3d3c445d8c1783c81d4b1ff797e591141)
The OpenSSF Package Analysis project identified 'thisismytest123' @ 1.0.0 (pypi) as malicious.

It is considered malicious because:

- The package executes one or more commands associated with malicious behavior.

Indicators of compromise

Shown defanged and not clickable. Search any indicator to find other packages using it.

URLs