General

  • Target

    933f755e98fd621519f30126ba57a70fdc4fa1ee1bd8c8303b96a6a0c5597d8f

  • Size

    2.6MB

  • Sample

    240523-aty3rafa35

  • MD5

    abe9c81bec84f347431b8d3383801469

  • SHA1

    59756954958fc98962cea7b4bdae4fb2e055387c

  • SHA256

    933f755e98fd621519f30126ba57a70fdc4fa1ee1bd8c8303b96a6a0c5597d8f

  • SHA512

    4d5d2d73549a838133acd7f3e6213b33f74a356d6102ae8a8f391f7bbf5759ed3d67779a29299138ed375ad65710a6e927e8e2e0d8a5943479badffaacf13b4d

  • SSDEEP

    24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4eR:ObCjPKNqQEfsw43qtmVfq4e

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.me.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    RICHARD205lord

Targets

    • Target

      933f755e98fd621519f30126ba57a70fdc4fa1ee1bd8c8303b96a6a0c5597d8f

    • Size

      2.6MB

    • MD5

      abe9c81bec84f347431b8d3383801469

    • SHA1

      59756954958fc98962cea7b4bdae4fb2e055387c

    • SHA256

      933f755e98fd621519f30126ba57a70fdc4fa1ee1bd8c8303b96a6a0c5597d8f

    • SHA512

      4d5d2d73549a838133acd7f3e6213b33f74a356d6102ae8a8f391f7bbf5759ed3d67779a29299138ed375ad65710a6e927e8e2e0d8a5943479badffaacf13b4d

    • SSDEEP

      24576:ObCj2sObHtqQ4QEfCr7w7yvuqqNq8FroaSaPXRackmrM4Biq7MhLv9GImmVfq4eR:ObCjPKNqQEfsw43qtmVfq4e

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables packed with MEW

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • UPX dump on OEP (original entry point)

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks