smtrlib @0.1.6

Summary

Malicious copy of a standard library module that during class initialization downloads and executes remote code and after that attempts to cover its tracks by overwriting itself with non-malicious code. The remote code aims to collect and exfiltrate sensitive Telegram session files. This campaign shares infrastructure and basic methods with previous 2025-11-uzip campaign. --- Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2025-12-smtblib Reasons (based on the campaign): - Downloads and executes a remote malicious script. - infostealer - target:telegram - exfiltration-credentials - action-hidden-in-lib-usage - covering-tracks - clones-real-package - typosquatting

Source: kam193 (2c1075f7c4373ccaac9936bfd75a22a27f0c9ba06a5402a68a45fe8121f58783)