General

  • Target

    5a065185e482adfc7beaa7f22fe5281f830186633c28129472484779ad1b5906

  • Size

    1.8MB

  • Sample

    240407-y91hhseb28

  • MD5

    17ca7ed95799a109e31128699dd3894e

  • SHA1

    f2950c1ca1e1fa6b7e8c68cf149ad0ea5cd769fe

  • SHA256

    5a065185e482adfc7beaa7f22fe5281f830186633c28129472484779ad1b5906

  • SHA512

    acb3904a99d9390e036f274aef06ceaae40cf5c5eb2c95f68b2f86903fe329c8074a7819286dd23af30246cd6657567f1939cb68f9432271899d9724ca08c575

  • SSDEEP

    49152:uuXeNoW8wM+KQ3FXiHj+/u1+D2Jvbj6/CBq9Gi0UK3BOu:uVfM2FXiH6a62g/oq9S+u

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

      5a065185e482adfc7beaa7f22fe5281f830186633c28129472484779ad1b5906

    • Size

      1.8MB

    • MD5

      17ca7ed95799a109e31128699dd3894e

    • SHA1

      f2950c1ca1e1fa6b7e8c68cf149ad0ea5cd769fe

    • SHA256

      5a065185e482adfc7beaa7f22fe5281f830186633c28129472484779ad1b5906

    • SHA512

      acb3904a99d9390e036f274aef06ceaae40cf5c5eb2c95f68b2f86903fe329c8074a7819286dd23af30246cd6657567f1939cb68f9432271899d9724ca08c575

    • SSDEEP

      49152:uuXeNoW8wM+KQ3FXiHj+/u1+D2Jvbj6/CBq9Gi0UK3BOu:uVfM2FXiH6a62g/oq9S+u

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks