Google Warns How Hackers Could Abuse Calendar Service as a Covert C2 Channel
November 6, 2023 at 04:06AM Google has issued a warning about a public proof-of-concept exploit called Google Calendar RAT (GCR) that utilizes its Calendar service for command-and-control infrastructure. The exploit creates a covert channel by manipulating event descriptions in Google Calendar. Although not yet observed in the wild, the exploit has been shared on underground … Read more