Tag: email delivery

1 Attack Reports | 0 Vulnerabilities

Attack reports

Investigation of email-based attack delivering MediaFire ZIP file with execution chain analysis

An investigation revealed a malicious email campaign directing victims to download a ZIP file from MediaFire. The infection chain began with a Python setup executable (Setu.exe) that side-loaded a malicious 400 MB python37.dll containing repeated byte padding. The DLL performed process injection in…
remote access
process injection
dll hijacking
mediafire
scheduled task persistence
2026-06-16
email delivery
netsupport rmm
python side-loading
Published: June 16, 2026
Downloadable IOCs: 2
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