General

  • Target

    a6a401938ad109bdc201d54d541d914fd29ea4fa3f37c1261a43133e66e88842

  • Size

    1.8MB

  • Sample

    240315-bkp9xseh64

  • MD5

    f9d29ef85549b22ba04c21a1fa99f0e5

  • SHA1

    c1a9eda5dd68ce144c58d55d85f6151cb8f3bf22

  • SHA256

    a6a401938ad109bdc201d54d541d914fd29ea4fa3f37c1261a43133e66e88842

  • SHA512

    e792f98b6a657ba7cd92b193e945a7195ea183ebe81475b2f5fd82e8b8280b8cbf9e78e62437c04ae6d825a22d9607def5b41bc48e30c4ee528123af43c76162

  • SSDEEP

    49152:w+bPRxFddfs3VCSapKGJD7LFCrjhhjqnFvk:w+bZxHHKUDlQjhdwm

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

      a6a401938ad109bdc201d54d541d914fd29ea4fa3f37c1261a43133e66e88842

    • Size

      1.8MB

    • MD5

      f9d29ef85549b22ba04c21a1fa99f0e5

    • SHA1

      c1a9eda5dd68ce144c58d55d85f6151cb8f3bf22

    • SHA256

      a6a401938ad109bdc201d54d541d914fd29ea4fa3f37c1261a43133e66e88842

    • SHA512

      e792f98b6a657ba7cd92b193e945a7195ea183ebe81475b2f5fd82e8b8280b8cbf9e78e62437c04ae6d825a22d9607def5b41bc48e30c4ee528123af43c76162

    • SSDEEP

      49152:w+bPRxFddfs3VCSapKGJD7LFCrjhhjqnFvk:w+bZxHHKUDlQjhdwm

    • 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