Adversaries can perform command and control between compromised hosts on potentially disconnected networks using removable media to transfer commands from system to system. Both systems would need to be compromised, with the likelihood that an Internet-connected system was compromised first and the second through lateral movement by Replication Through Removable Media. Commands and files would be relayed from the disconnected system to the Internet-connected system to which the adversary has direct access.
|M1042||Disable or Remove Feature or Program||
Disable Autoruns if it is unnecessary.
|M1028||Operating System Configuration||
Disallow or restrict removable media at an organizational policy level if they are not required for business operations.
|ID||Data Source||Data Component||Detects|
Monitor for unexpected file access on removable media
Monitor for newly executed processes when removable media is mounted.