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pypi · Malicious package advisory

Malware

aiogram-msgeffect

MAL-2025-191674

Malicious code in aiogram-msgeffect (PyPI)

Details


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## Source: kam193 (edd5a99e6d1cebb47e713991f08b50dee4b5bf93ae487f6adc446318ccdba6e7)
Importing the module starts obfuscated code which then look for data related to some Telegram clients and attempt to exfiltrate them


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


Campaign: 2025-11-tgeffect


Reasons (based on the campaign):


 - obfuscation


 - target:telegram


 - exfiltration-credentials

Compromised versions (2)

  • 1.2.1
  • 1.1.4

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.