General

  • Target

    bfa445e1f0447b0634242f1e3118004f3a04fd23a8db560e67de229f709a6385

  • Size

    1.8MB

  • Sample

    240401-frq71sef97

  • MD5

    da3a4922260236756281fd86faee9f41

  • SHA1

    c3e479cd6cf9bbc27a090ac448e02f3baa4ad359

  • SHA256

    bfa445e1f0447b0634242f1e3118004f3a04fd23a8db560e67de229f709a6385

  • SHA512

    bb844606c9280a8c9c8fa6e7934ec1f711f7aa37c5ad381f2e8318433d05f5c6c09cdb3bb7190d223f9cc037502be138fdd8bce1bf293eb6f75454bdd06f5eba

  • SSDEEP

    49152:68msgNotrCH2v7UooOLf5k5fYE9Kw5ODE7BFQxXwo:9yJWvobOTiYcWE7YXw

Malware Config

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

      bfa445e1f0447b0634242f1e3118004f3a04fd23a8db560e67de229f709a6385

    • Size

      1.8MB

    • MD5

      da3a4922260236756281fd86faee9f41

    • SHA1

      c3e479cd6cf9bbc27a090ac448e02f3baa4ad359

    • SHA256

      bfa445e1f0447b0634242f1e3118004f3a04fd23a8db560e67de229f709a6385

    • SHA512

      bb844606c9280a8c9c8fa6e7934ec1f711f7aa37c5ad381f2e8318433d05f5c6c09cdb3bb7190d223f9cc037502be138fdd8bce1bf293eb6f75454bdd06f5eba

    • SSDEEP

      49152:68msgNotrCH2v7UooOLf5k5fYE9Kw5ODE7BFQxXwo:9yJWvobOTiYcWE7YXw

    • 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.

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks