General

  • Target

    9fbfa26e891d310cf1c766834b76b1e3

  • Size

    1.2MB

  • Sample

    240216-hyvj5add29

  • MD5

    9fbfa26e891d310cf1c766834b76b1e3

  • SHA1

    619af6bf696d00d8a5f50f320486e28a28736933

  • SHA256

    c4f72c811a7b6f83b8cde40cbc757b3ed51eaea7c55edcc6f659389d011687fe

  • SHA512

    6cd9e3ab966f1e86a715fbc53c9a4b1f950c9261643d56a92f00c88b665d653d25370c75332e9cd3271d903f0de6ae2f9b8753e8245de7fb606d6303bd4dfe22

  • SSDEEP

    24576:Jrrna/Z+FPJYAocuxb8Jvb4DWBFAy4+ViNVhJHP:U/OBAt8Jv0DYFAyVoVhJHP

Malware Config

Extracted

Family

blustealer

Credentials

  • Protocol:
    smtp
  • Host:
    mail.yekamuhendislik.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    MuhasebE123*

Targets

    • Target

      9fbfa26e891d310cf1c766834b76b1e3

    • Size

      1.2MB

    • MD5

      9fbfa26e891d310cf1c766834b76b1e3

    • SHA1

      619af6bf696d00d8a5f50f320486e28a28736933

    • SHA256

      c4f72c811a7b6f83b8cde40cbc757b3ed51eaea7c55edcc6f659389d011687fe

    • SHA512

      6cd9e3ab966f1e86a715fbc53c9a4b1f950c9261643d56a92f00c88b665d653d25370c75332e9cd3271d903f0de6ae2f9b8753e8245de7fb606d6303bd4dfe22

    • SSDEEP

      24576:Jrrna/Z+FPJYAocuxb8Jvb4DWBFAy4+ViNVhJHP:U/OBAt8Jv0DYFAyVoVhJHP

    • A310logger

      A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.

    • BluStealer

      A Modular information stealer written in Visual Basic.

    • A310logger Executable

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks