General

  • Target
    Payment Advice PDF.JS.js
  • Size 4.9MB
  • Sample260715-ja5wmaev2l
  • SHA256 ca5810f59ac46fbd7348f7ceaedff268a412bd29fde6e2105b0823c462296b66
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Payment Advice PDF.JS.js
    • Size 4.9MB
    • SHA256 ca5810f59ac46fbd7348f7ceaedff268a412bd29fde6e2105b0823c462296b66
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects DonutLoader

    • Family: DonutLoader

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

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

MITRE ATT&CK Enterprise v16

Tasks