General

  • Target

    51c35cc8bfc37189048a0454992f30143289dcace11c5fc108db47e91f467bd0

  • Size

    3.3MB

  • Sample

    241113-wvwjxaxbrp

  • MD5

    7cfe878555b8cc04fc52385219b423d7

  • SHA1

    cff23beb3f3223610a37a9b52d3b9495438c5c1f

  • SHA256

    51c35cc8bfc37189048a0454992f30143289dcace11c5fc108db47e91f467bd0

  • SHA512

    31ad38c09589a8ba91d0c2b4b3f12cda02909fd4cdd06a84b415c2018983c0dfd8b675c39089a0313e1a0c6c95ef023d9d4f66fcd05d2b4aeb313d75efe86386

  • SSDEEP

    49152:pd0WyZt1UbFSOHUM04jhsaDfZt6TJ5nD3hdkMgE+jCtWszgEBCs9IYFDl:aZt8FjUF4jhBZtmhjjf8gRPJ

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

      51c35cc8bfc37189048a0454992f30143289dcace11c5fc108db47e91f467bd0

    • Size

      3.3MB

    • MD5

      7cfe878555b8cc04fc52385219b423d7

    • SHA1

      cff23beb3f3223610a37a9b52d3b9495438c5c1f

    • SHA256

      51c35cc8bfc37189048a0454992f30143289dcace11c5fc108db47e91f467bd0

    • SHA512

      31ad38c09589a8ba91d0c2b4b3f12cda02909fd4cdd06a84b415c2018983c0dfd8b675c39089a0313e1a0c6c95ef023d9d4f66fcd05d2b4aeb313d75efe86386

    • SSDEEP

      49152:pd0WyZt1UbFSOHUM04jhsaDfZt6TJ5nD3hdkMgE+jCtWszgEBCs9IYFDl:aZt8FjUF4jhBZtmhjjf8gRPJ

    • 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.

    • 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 user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks