General

  • Target

    7939481ace0868e47c53d885de56aa47e629bb7d53d3da2d7dcf47aa0fa33b1a

  • Size

    1.8MB

  • Sample

    240331-keq4psgg6s

  • MD5

    6eaa9c6417b48514603ff6dce5552fb0

  • SHA1

    aea8136d796429b198e3e9280d5eee3d1962243e

  • SHA256

    7939481ace0868e47c53d885de56aa47e629bb7d53d3da2d7dcf47aa0fa33b1a

  • SHA512

    fa2c1edd8c2c0f0af2d3c1e3224fecfecbf7cc43645969e618205de20fcd87842e2b3a6aa995eb51bfc6c018e6b74773f8b714c374faab0dd3b31e001a5171fb

  • SSDEEP

    49152:1/JtLHZklXNKCtzmeZdg4iZ/lA6b8/AhJzzVLDa:ftLH2l9rX5iZtA6bWwR

Malware Config

Extracted

Family

amadey

Version

4.18

C2

http://193.233.132.56

Attributes
  • install_dir

    09fd851a4f

  • install_file

    explorha.exe

  • strings_key

    443351145ece4966ded809641c77cfa8

  • url_paths

    /Pneh2sXQk0/index.php

rc4.plain

Extracted

Family

amadey

Version

4.17

C2

http://185.215.113.32

Attributes
  • install_dir

    00c07260dc

  • install_file

    explorgu.exe

  • strings_key

    461809bd97c251ba0c0c8450c7055f1d

  • url_paths

    /yandex/index.php

rc4.plain

Targets

    • Target

      7939481ace0868e47c53d885de56aa47e629bb7d53d3da2d7dcf47aa0fa33b1a

    • Size

      1.8MB

    • MD5

      6eaa9c6417b48514603ff6dce5552fb0

    • SHA1

      aea8136d796429b198e3e9280d5eee3d1962243e

    • SHA256

      7939481ace0868e47c53d885de56aa47e629bb7d53d3da2d7dcf47aa0fa33b1a

    • SHA512

      fa2c1edd8c2c0f0af2d3c1e3224fecfecbf7cc43645969e618205de20fcd87842e2b3a6aa995eb51bfc6c018e6b74773f8b714c374faab0dd3b31e001a5171fb

    • SSDEEP

      49152:1/JtLHZklXNKCtzmeZdg4iZ/lA6b8/AhJzzVLDa:ftLH2l9rX5iZtA6bWwR

    • Amadey

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

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

    • Blocklisted process makes network request

    • 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 WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • Adds Run key to start application

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks