General

  • Target

    8cd77b76b32313703ba525ec49afa070a0bd1eb8742ecea2f7e172d823a7ecd5

  • Size

    3.1MB

  • Sample

    241113-r376fstgll

  • MD5

    418cac9c144eb38ee004a8567d94f53a

  • SHA1

    257de6e1c5b5d2bbaabe08cb79e8a7cacefa22b2

  • SHA256

    8cd77b76b32313703ba525ec49afa070a0bd1eb8742ecea2f7e172d823a7ecd5

  • SHA512

    f18b3ff035319b0f639f69cc26d01adad9b4c31e42ec739d36dde61a540023ad4fc5ab996fdeb4e84873249efac5aa596afe66747675e7ac445e9b8cb1dd3699

  • SSDEEP

    49152:q/eaaIQ6kinvDoXEbTAmdPmH8FBk9qzbj5FgJU9kdNq7dYqbnkuP:q/PaDdinvDo0/AmdPtYqzZFeU9kdtg

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Targets

    • Target

      8cd77b76b32313703ba525ec49afa070a0bd1eb8742ecea2f7e172d823a7ecd5

    • Size

      3.1MB

    • MD5

      418cac9c144eb38ee004a8567d94f53a

    • SHA1

      257de6e1c5b5d2bbaabe08cb79e8a7cacefa22b2

    • SHA256

      8cd77b76b32313703ba525ec49afa070a0bd1eb8742ecea2f7e172d823a7ecd5

    • SHA512

      f18b3ff035319b0f639f69cc26d01adad9b4c31e42ec739d36dde61a540023ad4fc5ab996fdeb4e84873249efac5aa596afe66747675e7ac445e9b8cb1dd3699

    • SSDEEP

      49152:q/eaaIQ6kinvDoXEbTAmdPmH8FBk9qzbj5FgJU9kdNq7dYqbnkuP:q/PaDdinvDo0/AmdPtYqzZFeU9kdtg

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Amadey family

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Detects CryptBot payload

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Modifies Windows Defender Real-time Protection settings

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • 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.

    • Drops startup file

    • 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 data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks