MITRE ATT&CK technique · Command and Control

`T1071.003` Mail Protocols

Sub-technique of T1071 Application Layer Protocol

Adversaries may communicate using application layer protocols associated with electronic mail delivery to avoid detection/network filtering by blending in with existing traffic. Commands to the remote system, and often the results of those commands, will be embedded within the protocol traffic between the client and server. Protocols such as SMTP/S, POP3/S, and IMAP that carry electronic mail…

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APT28

Sigma rules to hunt it

SigmaHQ has no rules for this technique.

Rules from SigmaHQ · Detection Rule License 1.1. Technique from MITRE ATT&CK®.