If this package is installed
Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.
Details
Source: kam193 (bbc47050a01cdb07bbf87c6a6f47028545200c85d553a4952b686a705a6d7d3c)
Clone of Telethon package that exfiltrates credentials. See client/telegrambaseclient.py L608-626 (exfiltration function) and client/auth.py L163 (usage).
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Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-04-fastgram
Reasons (based on the campaign):
- clones-real-package
- action-hidden-in-lib-usage
- exfiltration-generic
Indicators of compromise
Shown defanged and not clickable. Search any indicator to find other packages using it.
Domains
- a1091388[.]xsph[.]ru other packages →
- a1124634[.]xsph[.]ru other packages →