General

  • Target

    783022b9c596ebec7986ba52f6002f90448b9ded95755391d4bf27d52702f913.exe

  • Size

    2.3MB

  • Sample

    240710-b8kz4szakp

  • MD5

    e43a0ac327404f3008b679e0b1293c6b

  • SHA1

    9a2461c520ccc44840c1bd041467ce084dadab51

  • SHA256

    783022b9c596ebec7986ba52f6002f90448b9ded95755391d4bf27d52702f913

  • SHA512

    804d187c5b62ada2a6d9ad922ce7042c66a0e2110b2cac7c223fcf37b0af3e514bdf37d08eac83972c21968833cd563bc3eb6099ed95df01e45039078b36d58d

  • SSDEEP

    49152:LkYIJsBoDjEdjeXiaTwfqvASVk9yTYn8C4S5gioYgwm:NZj5aqq9ay+NpE

Malware Config

Extracted

Family

stealc

Botnet

hate

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

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

Targets

    • Target

      783022b9c596ebec7986ba52f6002f90448b9ded95755391d4bf27d52702f913.exe

    • Size

      2.3MB

    • MD5

      e43a0ac327404f3008b679e0b1293c6b

    • SHA1

      9a2461c520ccc44840c1bd041467ce084dadab51

    • SHA256

      783022b9c596ebec7986ba52f6002f90448b9ded95755391d4bf27d52702f913

    • SHA512

      804d187c5b62ada2a6d9ad922ce7042c66a0e2110b2cac7c223fcf37b0af3e514bdf37d08eac83972c21968833cd563bc3eb6099ed95df01e45039078b36d58d

    • SSDEEP

      49152:LkYIJsBoDjEdjeXiaTwfqvASVk9yTYn8C4S5gioYgwm:NZj5aqq9ay+NpE

    • 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

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks