General

  • Target

    YTHK21082400.exe

  • Size

    6KB

  • Sample

    210927-rhadpahbf6

  • MD5

    3ffff737bfe1a900b328599fe9da58b6

  • SHA1

    64a930f90248f8e1702fc29a40860081076a7b38

  • SHA256

    d27b2ee1f364b72f66ea452754cf56477c5028ab5c6ad0041fb97d9c40506639

  • SHA512

    570813e30b91a93f916ec078b3aa2076062e8d2ca22f5b63fdc9708f86ce7444bc2d78f84e4d40ba349feb52133e8581ad3b7fc32cef44ead5c26f9d1e5fe984

Malware Config

Extracted

Family

blustealer

Credentials

  • Protocol:
    smtp
  • Host:
    mail.enche.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Merchandise08012021

Targets

    • Target

      YTHK21082400.exe

    • Size

      6KB

    • MD5

      3ffff737bfe1a900b328599fe9da58b6

    • SHA1

      64a930f90248f8e1702fc29a40860081076a7b38

    • SHA256

      d27b2ee1f364b72f66ea452754cf56477c5028ab5c6ad0041fb97d9c40506639

    • SHA512

      570813e30b91a93f916ec078b3aa2076062e8d2ca22f5b63fdc9708f86ce7444bc2d78f84e4d40ba349feb52133e8581ad3b7fc32cef44ead5c26f9d1e5fe984

    • 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

    • Downloads MZ/PE file

    • 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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks