General

  • Target

    910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9

  • Size

    1.8MB

  • Sample

    240401-fn8ynaec3y

  • MD5

    e4226508090f53a2c9d669bbe8a7a325

  • SHA1

    a242e7577da5cb7f62d67650c01abd3d8247c5f1

  • SHA256

    910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9

  • SHA512

    01c4ab5546798fadc4886b2c53e39fcd0a5cf2562f82b2a41310c8c7fc763ea1f52e3d6a86ec80dc5587af0dea9dc3b63ca4528c5853179e676f3dc9884a2652

  • SSDEEP

    24576:RIv1RbCwENw5NckMnquL3npXQ1kADD9Y3NGMigrphaNGDd+zXhJX1Wp3kRi7:RO1Rnd5zU09UGZgr3PR+zXhip3kRi

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

      910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9

    • Size

      1.8MB

    • MD5

      e4226508090f53a2c9d669bbe8a7a325

    • SHA1

      a242e7577da5cb7f62d67650c01abd3d8247c5f1

    • SHA256

      910533ae2325a274a3b637ac7eb825ba8927471de6cc3d6af7257bd32ae2b8c9

    • SHA512

      01c4ab5546798fadc4886b2c53e39fcd0a5cf2562f82b2a41310c8c7fc763ea1f52e3d6a86ec80dc5587af0dea9dc3b63ca4528c5853179e676f3dc9884a2652

    • SSDEEP

      24576:RIv1RbCwENw5NckMnquL3npXQ1kADD9Y3NGMigrphaNGDd+zXhJX1Wp3kRi7:RO1Rnd5zU09UGZgr3PR+zXhip3kRi

    • 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