What does the reqargs malware do?

The OpenSSF Package Analysis project identified 'reqargs' @ 1.4 (pypi) as malicious. It is considered malicious because: - The package communicates with a domain associated with malicious activity.

Which versions of reqargs are malicious?

The following PyPI versions of reqargs are flagged malicious: 1.2, 1.3, 1.4. Treat any of these as compromised.

How do I remediate reqargs if I installed it?

Remove reqargs from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound activity or persistence.

I already installed reqargs — how do I know if it already compromised me?

If reqargs was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

How do I find reqargs across my projects, lockfiles, and CI pipelines?

Search your lockfiles and build artifacts for reqargs (3 malicious versions).

Malicious package

reqargsPyPI

reqargs is a confirmed malicious PyPI package (MAL-2024-1254) that executes malicious code on install (malicious versions 1.2, 1.3, 1.4). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in reqargs (PyPI)

MAL-2024-1254

Immediate action

Remove the package, then rotate any secrets the build/runtime could reach.

pip uninstall reqargs

What this malware does

The OpenSSF Package Analysis project identified 'reqargs' @ 1.4 (pypi) as malicious.

It is considered malicious because:

The package communicates with a domain associated with malicious activity.

Malicious versions

3 flagged

1.21.31.4

Indicators of compromise (SHA-256)

9d1ba9bc54763d8ec8336f0edc8d5997d5fb080801556f288a4935dac06d4878

e0f9f9aaa83201345dd70d47a4e9a773ddacc69fedccf38ab7ddb4ab192efb45

ed249f273ab247bc45f55be79280915985c5f8db08317e21a8bd92571bf5f7b4

Detection & response playbook

Malicious package

Find it
Search your lockfiles and build artifacts for reqargs (3 malicious versions).
If you installed it — respond
Remove reqargs from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound activity or persistence.
Did it already run?
If reqargs was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

Frequently asked questions

No. reqargs on PyPI has been identified as a malicious package (versions 1.2, 1.3, 1.4 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Credits

OpenSSF: Package Analysis · finder

Detect & block this

O3 blocks reqargs-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the malicious outbound activity and severs the channel.

Malware detection Runtime egress monitoring

Explore

All malware advisories How O3 detects malware Vulnerability database