General

  • Target

    820eb51fcd8ed30b2b30cb8b90a42f7e8d88dd0fb75b646c42ac82e05c8cbd97

  • Size

    1.8MB

  • Sample

    240811-qk4vmsvhkg

  • MD5

    e65a36d37271b3d4b80e8f6c88859715

  • SHA1

    874f367c3221d6f9e1fe7ad45886f41eaf3df385

  • SHA256

    820eb51fcd8ed30b2b30cb8b90a42f7e8d88dd0fb75b646c42ac82e05c8cbd97

  • SHA512

    4e6e3d3b353512b03b28716ac70d9941a624d82b4666bb3baa51615fbb1d45945144a594035a0c5c26e6db13d2f2f0ac5d83cfb662ff4d3ed3e074c4b269a02f

  • SSDEEP

    49152:mynF3piotixLLUJHNUZ5dclYKhi6FaerIyrkdo:mynF3pimMsUZ5d2hi6FdsBi

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

0657d1

C2

http://185.215.113.19

Attributes
  • install_dir

    0d8f5eb8a7

  • install_file

    explorti.exe

  • strings_key

    6c55a5f34bb433fbd933a168577b1838

  • url_paths

    /Vi9leo/index.php

rc4.plain

Extracted

Family

stealc

Botnet

kora

C2

http://185.215.113.100

Attributes
  • url_path

    /e2b1563c6670f193.php

Targets

    • Target

      820eb51fcd8ed30b2b30cb8b90a42f7e8d88dd0fb75b646c42ac82e05c8cbd97

    • Size

      1.8MB

    • MD5

      e65a36d37271b3d4b80e8f6c88859715

    • SHA1

      874f367c3221d6f9e1fe7ad45886f41eaf3df385

    • SHA256

      820eb51fcd8ed30b2b30cb8b90a42f7e8d88dd0fb75b646c42ac82e05c8cbd97

    • SHA512

      4e6e3d3b353512b03b28716ac70d9941a624d82b4666bb3baa51615fbb1d45945144a594035a0c5c26e6db13d2f2f0ac5d83cfb662ff4d3ed3e074c4b269a02f

    • SSDEEP

      49152:mynF3piotixLLUJHNUZ5dclYKhi6FaerIyrkdo:mynF3pimMsUZ5d2hi6FdsBi

    • Amadey

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

    • Stealc

      Stealc is an infostealer written in C++.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

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

    • 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 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.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks