General

  • Target

    ff37fc6ff8e698ffb49bb8acdef8c705713dbf20207fb6c2e8917cbc8fbd97ec

  • Size

    783KB

  • Sample

    241119-wn87eszajf

  • MD5

    de120d82aef68b9409113d9fb1afa5a3

  • SHA1

    f4fd3f9b59b172fc1b80037fc509cd7304d8e54d

  • SHA256

    ff37fc6ff8e698ffb49bb8acdef8c705713dbf20207fb6c2e8917cbc8fbd97ec

  • SHA512

    483b01473d58747f2a4d4e2b9619d10974d931cb6a93a82211bb8eeaa349ee5037afb770d3fd7e08697dd4afb6f5954f22e3e30a2aac688062689007d601df82

  • SSDEEP

    12288:C761wOyrC4dtJHekiIPlHB1GzVoFB6UCBmdquf0qyoOCJUp+1EwOjo4snLM9TxBu:C7M1iJHJT1DGh9idqu8HoHUp+JUsLau

Malware Config

Targets

    • Target

      ff37fc6ff8e698ffb49bb8acdef8c705713dbf20207fb6c2e8917cbc8fbd97ec

    • Size

      783KB

    • MD5

      de120d82aef68b9409113d9fb1afa5a3

    • SHA1

      f4fd3f9b59b172fc1b80037fc509cd7304d8e54d

    • SHA256

      ff37fc6ff8e698ffb49bb8acdef8c705713dbf20207fb6c2e8917cbc8fbd97ec

    • SHA512

      483b01473d58747f2a4d4e2b9619d10974d931cb6a93a82211bb8eeaa349ee5037afb770d3fd7e08697dd4afb6f5954f22e3e30a2aac688062689007d601df82

    • SSDEEP

      12288:C761wOyrC4dtJHekiIPlHB1GzVoFB6UCBmdquf0qyoOCJUp+1EwOjo4snLM9TxBu:C7M1iJHJT1DGh9idqu8HoHUp+JUsLau

    • Boot or Logon Autostart Execution: Active Setup

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

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Event Triggered Execution: Image File Execution Options Injection

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

    • Adds Run key to start application

    • Blocklisted process makes network request

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks