Overview

overview

10

Static

static

1

Ekstre.js

windows10-2004-x64

10

Ekstre.js

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    faec6c0abe4436c6832156f690fa1ff0cc9fc869fd85fb0c63d11fcf2ddc5b6e
  • Size 944KB
  • Sample260707-ge76faay9x
  • SHA256 faec6c0abe4436c6832156f690fa1ff0cc9fc869fd85fb0c63d11fcf2ddc5b6e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
donutloaderformbookdiscoveryexecutionloaderpersistenceratspywarestealertrojan

Malware Config

Targets

    • Target
      Ekstre.js
    • Size 1.2MB
    • SHA256 54cfc24834d34abefe3691137579845d278a455f331c36de0315a6f89b8d4906
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutiondonutloaderformbookloaderpersistenceratspywarestealertrojan

    • Detects DonutLoader

      loader

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

      loaderdonutloader

    • Family: Formbook

      Formbook is a data stealing malware which is capable of stealing data.

      trojanspywarestealerformbook

    • Formbook payload

      rat

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks