General

  • Target

    2033fdc1c2b36aa4a3a4a7fd4c7697458b8a4df3cf6f50a80232a162e964df97

  • Size

    7.0MB

  • Sample

    241119-zl1ztaxlaj

  • MD5

    21088db1269d9205830494d0b31e5b9f

  • SHA1

    4b43ac82aeb50682b6ba549e19610a694baaf382

  • SHA256

    2033fdc1c2b36aa4a3a4a7fd4c7697458b8a4df3cf6f50a80232a162e964df97

  • SHA512

    037f2432d98e86e30149045f926c8bcde854be2d5cb431892d692036208532384b58fdf897be9ba58cf4b9537597e31bbddb364b23bf81442016441ac0be05be

  • SSDEEP

    98304:Iwp98UtzUEbELUVBCKV0+UbbtTX/UGGKi7EAVUHJkJvJYl0ZsPTKQaFQMLizxhX+:xp9oEFjcftTMGGKa3UpAhYaQEi700+

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

      2033fdc1c2b36aa4a3a4a7fd4c7697458b8a4df3cf6f50a80232a162e964df97

    • Size

      7.0MB

    • MD5

      21088db1269d9205830494d0b31e5b9f

    • SHA1

      4b43ac82aeb50682b6ba549e19610a694baaf382

    • SHA256

      2033fdc1c2b36aa4a3a4a7fd4c7697458b8a4df3cf6f50a80232a162e964df97

    • SHA512

      037f2432d98e86e30149045f926c8bcde854be2d5cb431892d692036208532384b58fdf897be9ba58cf4b9537597e31bbddb364b23bf81442016441ac0be05be

    • SSDEEP

      98304:Iwp98UtzUEbELUVBCKV0+UbbtTX/UGGKi7EAVUHJkJvJYl0ZsPTKQaFQMLizxhX+:xp9oEFjcftTMGGKa3UpAhYaQEi700+

    • 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

    • 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

MITRE ATT&CK Enterprise v15

Tasks