ID	OB0004
Created	1 August 2019
Last Modified	29 November 2022

# Command and Control Behaviors that enable malware to communicate with systems such as C2 servers or bots. Malware can establish command and control with various levels of covertness, depending on system configuration and network topology. * **Command and Control Communication** [B0030](../command-and-control/c2-communication.md) * **Domain Name Generation** [B0031](../command-and-control/domain-name-generation.md) * **Ingress Tool Transfer** [E1105](../command-and-control/ingress-tool-transfer.md)