General

  • Target

    393c42a1d853b7dd8e3287d8bd948f51389afc0376d631b14c66d77ed29fcce3.exe

  • Size

    1.8MB

  • Sample

    241130-cx76yaxncx

  • MD5

    aaf5489ad715010ec0d1b271a8188587

  • SHA1

    7c38932e0369edf742aa0f8c86a3b154755ac54c

  • SHA256

    393c42a1d853b7dd8e3287d8bd948f51389afc0376d631b14c66d77ed29fcce3

  • SHA512

    d2559de931cbb8646326c2981678394f15ae0f23342d12055a475772b4031d9bd5b02cebc48003be83cd7949e4ecafd8fe7f7f1f31dbf7525b5d5259e4f18b71

  • SSDEEP

    24576:HybpJrHuCOCXtx4WxvZryd5UUyiPJ768vcJH2EBPmN80y6RdxTzevenDH61s7zzu:SbfHM8ZvBkbLvcJWxrPeWncZDv

Malware Config

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

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

      393c42a1d853b7dd8e3287d8bd948f51389afc0376d631b14c66d77ed29fcce3.exe

    • Size

      1.8MB

    • MD5

      aaf5489ad715010ec0d1b271a8188587

    • SHA1

      7c38932e0369edf742aa0f8c86a3b154755ac54c

    • SHA256

      393c42a1d853b7dd8e3287d8bd948f51389afc0376d631b14c66d77ed29fcce3

    • SHA512

      d2559de931cbb8646326c2981678394f15ae0f23342d12055a475772b4031d9bd5b02cebc48003be83cd7949e4ecafd8fe7f7f1f31dbf7525b5d5259e4f18b71

    • SSDEEP

      24576:HybpJrHuCOCXtx4WxvZryd5UUyiPJ768vcJH2EBPmN80y6RdxTzevenDH61s7zzu:SbfHM8ZvBkbLvcJWxrPeWncZDv

    • Amadey

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

    • Amadey family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • 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 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

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks