General

  • Target

    4e7893d0ff1bf6cfa8af1b8f46a9a33ddae7ad5fc5508a3ddd46148d694bd90e.exe

  • Size

    1.8MB

  • Sample

    240720-lss1wszgkd

  • MD5

    5ef984ab387c69773662e8f280692603

  • SHA1

    deba3562cd5cb83f0c9f2521b799a2f99e09993b

  • SHA256

    4e7893d0ff1bf6cfa8af1b8f46a9a33ddae7ad5fc5508a3ddd46148d694bd90e

  • SHA512

    f418c5d524ac88b8adf1d4a169c438b417957acb5ba43af16f6765f96d26cd0b5516327e7b93f43846d364c8e830844d2018c74cdb881f38a149d7408bbbf00f

  • SSDEEP

    49152:j8xNtTm/Zfe3qOUnHxJ+arrIXOtAjBACqTjVuwNUoyKNbszAUc:ANh8dsjcHxJ+rXOtA6TjJU5Ma1c

Malware Config

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

default

C2

http://85.28.47.31

Attributes
  • url_path

    /5499d72b3a3e55be.php

Targets

    • Target

      4e7893d0ff1bf6cfa8af1b8f46a9a33ddae7ad5fc5508a3ddd46148d694bd90e.exe

    • Size

      1.8MB

    • MD5

      5ef984ab387c69773662e8f280692603

    • SHA1

      deba3562cd5cb83f0c9f2521b799a2f99e09993b

    • SHA256

      4e7893d0ff1bf6cfa8af1b8f46a9a33ddae7ad5fc5508a3ddd46148d694bd90e

    • SHA512

      f418c5d524ac88b8adf1d4a169c438b417957acb5ba43af16f6765f96d26cd0b5516327e7b93f43846d364c8e830844d2018c74cdb881f38a149d7408bbbf00f

    • SSDEEP

      49152:j8xNtTm/Zfe3qOUnHxJ+arrIXOtAjBACqTjVuwNUoyKNbszAUc:ANh8dsjcHxJ+rXOtA6TjJU5Ma1c

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Stealc

      Stealc is an infostealer written in C++.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks