KEYMARBLE is a Trojan that has reportedly been used by the North Korean government. [1]

ID: S0271
Platforms: Windows
Version: 1.1
Created: 17 October 2018
Last Modified: 30 March 2020

Techniques Used

Domain ID Name Use
Enterprise T1059 .003 Command and Scripting Interpreter: Windows Command Shell

KEYMARBLE can execute shell commands using cmd.exe.[1]

Enterprise T1573 .001 Encrypted Channel: Symmetric Cryptography

KEYMARBLE uses a customized XOR algorithm to encrypt C2 communications.[1]

Enterprise T1083 File and Directory Discovery

KEYMARBLE has a command to search for files on the victim’s machine.[1]

Enterprise T1070 .004 Indicator Removal: File Deletion

KEYMARBLE has the capability to delete files off the victim’s machine.[1]

Enterprise T1105 Ingress Tool Transfer

KEYMARBLE can upload files to the victim’s machine and can download additional payloads.[1]

Enterprise T1112 Modify Registry

KEYMARBLE has a command to create Registry entries for storing data under HKEY_CURRENT_USER\SOFTWARE\Microsoft\WABE\DataPath.[1]

Enterprise T1057 Process Discovery

KEYMARBLE can obtain a list of running processes on the system.[1]

Enterprise T1113 Screen Capture

KEYMARBLE can capture screenshots of the victim’s machine.[1]

Enterprise T1082 System Information Discovery

KEYMARBLE has the capability to collect the computer name, language settings, the OS version, CPU information, disk devices, and time elapsed since system start.[1]

Enterprise T1016 System Network Configuration Discovery

KEYMARBLE gathers the MAC address of the victim’s machine.[1]

Groups That Use This Software

ID Name References
G0032 Lazarus Group