General

  • Target

    https://cdn.discordapp.com/attachments/898568244867248158/1275147670406692916/EXM_Free_Tweaking_Utility_V5.bat?ex=66c4d54f&is=66c383cf&hm=01bc0318cbcc168c931ce63bf0e9560df28dc2f9e31a983c7a5c7c149d274ef6&

  • Sample

    240819-wc6xxs1fpq

Malware Config

Targets

    • Target

      https://cdn.discordapp.com/attachments/898568244867248158/1275147670406692916/EXM_Free_Tweaking_Utility_V5.bat?ex=66c4d54f&is=66c383cf&hm=01bc0318cbcc168c931ce63bf0e9560df28dc2f9e31a983c7a5c7c149d274ef6&

    • Disables service(s)

    • Modifies security service

    • Modifies boot configuration data using bcdedit

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Event Triggered Execution: Image File Execution Options Injection

    • Stops running service(s)

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Indicator Removal: Clear Persistence

      remove IFEO.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Power Settings

      powercfg controls all configurable power system settings on a Windows system and can be abused to prevent an infected host from locking or shutting down.

    • Remote Services: SMB/Windows Admin Shares

      Adversaries may use Valid Accounts to interact with a remote network share using Server Message Block (SMB).

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks