General

  • Target

    dfc453c8498400fd0f9cd272a842f6e4893a362e9476764a6aec751b224c7eb3.exe

  • Size

    1.8MB

  • Sample

    241123-yzy7ps1jcm

  • MD5

    72683bf9c6f350a7af5d18a98462fcdf

  • SHA1

    1fd96a421e53351f72998a1a72f923b36e866a0b

  • SHA256

    dfc453c8498400fd0f9cd272a842f6e4893a362e9476764a6aec751b224c7eb3

  • SHA512

    989da907980a4bfab558aed381271e77a77fce8b88458767bdf9d893c540f95ea87f9b81388f4558e27e1b9316fe5df5974481c39a45186e7770826a9c54557d

  • SSDEEP

    49152:eu/AKF/HKZIZwiv29BZlYif1AYO5regp:F/AE/HmIiie9TlYC1Anreg

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

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      dfc453c8498400fd0f9cd272a842f6e4893a362e9476764a6aec751b224c7eb3.exe

    • Size

      1.8MB

    • MD5

      72683bf9c6f350a7af5d18a98462fcdf

    • SHA1

      1fd96a421e53351f72998a1a72f923b36e866a0b

    • SHA256

      dfc453c8498400fd0f9cd272a842f6e4893a362e9476764a6aec751b224c7eb3

    • SHA512

      989da907980a4bfab558aed381271e77a77fce8b88458767bdf9d893c540f95ea87f9b81388f4558e27e1b9316fe5df5974481c39a45186e7770826a9c54557d

    • SSDEEP

      49152:eu/AKF/HKZIZwiv29BZlYif1AYO5regp:F/AE/HmIiie9TlYC1Anreg

    • 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

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • 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.

    • Windows security modification

    • 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