General

  • Target

    18b2f19fbd72ea2ca0183f0a85cb3171068557b80f16fba6a1f22b1189f92ead

  • Size

    1.8MB

  • Sample

    240330-x47tzacg3v

  • MD5

    f8870c415acc3112620e0ec054767bca

  • SHA1

    3a75f1e3b606952ed19ce9a4f6c5aed2a43c0fde

  • SHA256

    18b2f19fbd72ea2ca0183f0a85cb3171068557b80f16fba6a1f22b1189f92ead

  • SHA512

    8933ac2dd9d27f2a29e4a37c1f18ecbfcb08233f383b2e1d02546119ff525a7cf7b3ee6127ad0793c5a5aca7d7e6af98a9219b65dd064399f97a3c25bfa8a7b3

  • SSDEEP

    24576:Os00cwuEzq25RawbS3oc3oNjtH8s50TO3tSNRUOzQoNjkktxKeU03kvsmOMGl:OsDdRbJc0tcs50Tz5VkixKeMUPMs

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

      18b2f19fbd72ea2ca0183f0a85cb3171068557b80f16fba6a1f22b1189f92ead

    • Size

      1.8MB

    • MD5

      f8870c415acc3112620e0ec054767bca

    • SHA1

      3a75f1e3b606952ed19ce9a4f6c5aed2a43c0fde

    • SHA256

      18b2f19fbd72ea2ca0183f0a85cb3171068557b80f16fba6a1f22b1189f92ead

    • SHA512

      8933ac2dd9d27f2a29e4a37c1f18ecbfcb08233f383b2e1d02546119ff525a7cf7b3ee6127ad0793c5a5aca7d7e6af98a9219b65dd064399f97a3c25bfa8a7b3

    • SSDEEP

      24576:Os00cwuEzq25RawbS3oc3oNjtH8s50TO3tSNRUOzQoNjkktxKeU03kvsmOMGl:OsDdRbJc0tcs50Tz5VkixKeMUPMs

    • 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