General

  • Target

    a3e22c15b300c6a2902800a127e2a364f0c5707041acdf9851e8c77407e963a3.exe

  • Size

    1.9MB

  • Sample

    240322-dn7z9ahh9x

  • MD5

    2d0066cc4ed344e8330d9dcb9f8ca385

  • SHA1

    78bd228d8dbe0b7db0d74f2630adfc051740743f

  • SHA256

    a3e22c15b300c6a2902800a127e2a364f0c5707041acdf9851e8c77407e963a3

  • SHA512

    20cfabb22bb76f09373bd45641b2bbd8de05213aa12faffe91d8615aeea4e92e2878bcaccc7a84747ee6a88878b936fa245d9532bda79049601860447c2ff869

  • SSDEEP

    49152:MNu/lUESYCMCaQnIPxLioxTClIOSnLR0rgg6h18LVH:MiKEZTCaQIZbRCCOgK968J

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

      a3e22c15b300c6a2902800a127e2a364f0c5707041acdf9851e8c77407e963a3.exe

    • Size

      1.9MB

    • MD5

      2d0066cc4ed344e8330d9dcb9f8ca385

    • SHA1

      78bd228d8dbe0b7db0d74f2630adfc051740743f

    • SHA256

      a3e22c15b300c6a2902800a127e2a364f0c5707041acdf9851e8c77407e963a3

    • SHA512

      20cfabb22bb76f09373bd45641b2bbd8de05213aa12faffe91d8615aeea4e92e2878bcaccc7a84747ee6a88878b936fa245d9532bda79049601860447c2ff869

    • SSDEEP

      49152:MNu/lUESYCMCaQnIPxLioxTClIOSnLR0rgg6h18LVH:MiKEZTCaQIZbRCCOgK968J

    • 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