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APT41 Hacks Google Calendar in Alarming Cyber-Espionage Plot

5/30/2025

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Summary

Story summary

In a chilling revelation, Google disclosed that the notorious Chinese hacking group APT41 infiltrated Google Calendar to launch a cyber-espionage campaign against government bodies. Their malware, ToughProgress, cleverly utilized calendar events to execute commands and exfiltrate sensitive data. In response, Google has dismantled the attackers' network, raising alarms about the rising threat of cloud services being weaponized for cyber operations.

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Story summary

In a chilling revelation, Google disclosed that the notorious Chinese hacking group APT41 infiltrated Google Calendar to launch a cyber-espionage campaign against government bodies. Their malware, ToughProgress, cleverly utilized calendar events to execute commands and exfiltrate sensitive data. In response, Google has dismantled the attackers' network, raising alarms about the rising threat of cloud services being weaponized for cyber operations.