MAL Inf0s3c Stealer Packed PyInstaller UPX

Tim Peck@timpeck

•updated Aug 29, 2025•1•0•35

Detects Inf0s3c Stealer, a Python-based malware that is typically packed with PyInstaller and then compressed with UPX. This rule identifies files containing artifacts from both packers, along with strings specific to the stealer.