~/article/guildma-astaroth-malware-infection-from-brazilian-portuguese-email-tue-s-kpj8ou

info2026-09-01 21:30 UTCSource: SANS Internet Storm Center

Guildma (Astaroth) malware infection from Brazilian Portuguese email, (Tue, Sep 1st)

Introduction

Summary written for cymesh.dev. The full article lives at SANS Internet Storm Center.

Topics

~/cymesh.net

cymesh.net watches your TLS and SSL certificates and warns you before one lapses.

monitorsTLS/SSL expiry, chain and hostnamealertsemail, ahead of the expiry datescopenon-intrusive, read-only checks

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