PyLoose campaign (Campaign)
ID: 56274904-2787-5a7d-bbb5-d49a1c341107
STIX ID: report--56274904-2787-5a7d-bbb5-d49a1c341107
Feed Name: Wiz Cloud Threat Landscape
Threat Score
Date Published: 2023-07-11
Date Updated: 2026-05-01
Author: [email protected] (Wiz Threat Research)
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In mid-2023 an unknown financially-motivated actor targeted publicly exposed Jupyter Notebook instances, deploying a fileless Python tool dubbed “PyLoose” to load an XMRig cryptocurrency miner directly into memory and hijack notebooks for cryptomining operations.
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