General

  • Target

    ecfea9c41c536acc9389d572abce18ae75e850f22ef85ce9ed04d105fbec86ed

  • Size

    1.8MB

  • Sample

    241125-2yp47axpdp

  • MD5

    0198788313d3bda571d5323d4141b15a

  • SHA1

    2da003d7ad837ef616fc7d1b72d3db800a7e4fce

  • SHA256

    ecfea9c41c536acc9389d572abce18ae75e850f22ef85ce9ed04d105fbec86ed

  • SHA512

    8814f6d1b4d864e9124e57a7f5aebb20861e48f420ad17b0f36090ab0a5ffaa71d9b24d140e9bdef10cc3b068a3894d54a48ef2c9f2d30100358920b00a131b1

  • SSDEEP

    49152:wpPuQNC4geRmzQgxdTMulJHc5is0zuwvn:wpP5NPNczQebHc5Ex/

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

      ecfea9c41c536acc9389d572abce18ae75e850f22ef85ce9ed04d105fbec86ed

    • Size

      1.8MB

    • MD5

      0198788313d3bda571d5323d4141b15a

    • SHA1

      2da003d7ad837ef616fc7d1b72d3db800a7e4fce

    • SHA256

      ecfea9c41c536acc9389d572abce18ae75e850f22ef85ce9ed04d105fbec86ed

    • SHA512

      8814f6d1b4d864e9124e57a7f5aebb20861e48f420ad17b0f36090ab0a5ffaa71d9b24d140e9bdef10cc3b068a3894d54a48ef2c9f2d30100358920b00a131b1

    • SSDEEP

      49152:wpPuQNC4geRmzQgxdTMulJHc5is0zuwvn:wpP5NPNczQebHc5Ex/

    • 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