#comms


New HollowGraph malware uses Microsoft Graph for stealthy C2 comms

Jul 20, 2026 // 20:57

A malicious component dubbed HollowGraph uses the calendar feature in compromised Microsoft 365 mailboxes as a command-and-control channel to receive attacker commands and exfiltrate stolen […]

TrickMo Android banker adopts TON blockchain for covert comms

May 11, 2026 // 12:16

A new variant of the TrickMo Android banking malware, delivered in campaigns targeting users across Europe, introduces new commands and uses The Open Network (TON) […]

New GopherWhisper APT group abuses Outlook, Slack, Discord for comms

Apr 23, 2026 // 15:37

A previously undocumented state-backed threat actor named GopherWhisper is using a Go-based custom toolkit and legitimate services like Microsoft 365 Outlook, Slack, and Discord in […]

New GoGra malware for Linux uses Microsoft Graph API for comms

Apr 22, 2026 // 13:16

A Linux variant of the GoGra backdoor uses legitimate Microsoft infrastructure, relying on an Outlook inbox for stealthy payload delivery. The malware is developed by […]