The sub-techniques beta is now live! Read the release blog post for more info.


Naid is a trojan used by Elderwood to open a backdoor on compromised hosts. [1] [2]

ID: S0205
Platforms: Windows
Version: 1.0
Created: 18 April 2018
Last Modified: 17 October 2018

Techniques Used

Domain ID Name Use
Enterprise T1043 Commonly Used Port

Naid connects to external C2 infrastructure over port 443.[2]

Enterprise T1094 Custom Command and Control Protocol

Naid connects to C2 infrastructure and establishes backdoors over a custom communications protocol.[2][3]

Enterprise T1112 Modify Registry

Naid creates Registry entries that store information about a created service and point to a malicious DLL dropped to disk.[2]

Enterprise T1050 New Service

Naid creates a new service to establish.[2]

Enterprise T1082 System Information Discovery

Naid collects a unique identifier (UID) from a compromised host.[2]

Enterprise T1016 System Network Configuration Discovery

Naid collects the domain name from a compromised host.[2]

Groups That Use This Software

ID Name References
G0066 Elderwood [1]