🛡️ MAL-2026-10977 — lebinfmt

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Malicious code in lebinfmt (PyPI)

Source: amazon-inspector

Analysis of lebinfmt 1.0.0 surfaced no behaviors matching supply-chain attack classes. No install-time or import-time network I/O, no credential or filesystem enumeration, no subprocess execution of fetched content, no lifecycle hooks performing sensitive actions, and no hardcoded external destinations were identified across the six files reviewed.

Source: kam193

This package is prepared to perform steganography decoding using the same code and was published on the same day as package 'rasterkit,' later used to deliver malicious payload.

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

Campaign: 2026-06-textwrap-toolkit-stager

Reasons (based on the campaign):

  • backdoor
  • obfuscation
  • crypto-related
  • Downloads and executes a remote malicious script.
  • exfiltration-crypto

Affected software

MAL-2026-10977 is recorded against 1 package.

  • lebinfmt

Timeline and source

Published on 21 July 2026 and last revised on 5 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

Indicators of compromise

IP addresses: 194.5.152.9
URLs: http://194.5.152.9:5555/report http://194.5.152.9:8080/hacks/textwrap-toolkit/textwrap_toolkit/__init__.py http://194.5.152.9:5555/tao

References

bad-packages.kam193.eu (Web)
pypi.org (Package)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-07-21
Updated 2026-08-12
Modified 2026-08-05
Fix URL N/A

Affected Packages

Software From version Fixed in
lebinfmt — —

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