General

  • Target

    file.exe

  • Size

    2.0MB

  • Sample

    241107-k2q28aymfs

  • MD5

    373d339bb9c741b43730b49fadb09b3d

  • SHA1

    17cb28512e8db596f3273f41539d5880c2e6ad2f

  • SHA256

    b4db52719419f608b6b9d01ca88942cf1e27dd03b5509d8b1e36c6d9f1925b3a

  • SHA512

    789331b6eecb5b6cc71026b2a4d52ae836b673741cad36a531391bdcad03df445f6fc179ba19ab632aa9a6fda4604f2f4cc94d5b4c871b7d344ee3bad8d7fcbb

  • SSDEEP

    49152:fhXOAsSRZihE+7ahenLLeMKO4BtLhEkm7fjPREX:5jsuZiTL5K5DlAfDqX

Malware Config

Extracted

Family

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.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

Extracted

Family

lumma

C2

https://founpiuer.store/api

Targets

    • Target

      file.exe

    • Size

      2.0MB

    • MD5

      373d339bb9c741b43730b49fadb09b3d

    • SHA1

      17cb28512e8db596f3273f41539d5880c2e6ad2f

    • SHA256

      b4db52719419f608b6b9d01ca88942cf1e27dd03b5509d8b1e36c6d9f1925b3a

    • SHA512

      789331b6eecb5b6cc71026b2a4d52ae836b673741cad36a531391bdcad03df445f6fc179ba19ab632aa9a6fda4604f2f4cc94d5b4c871b7d344ee3bad8d7fcbb

    • SSDEEP

      49152:fhXOAsSRZihE+7ahenLLeMKO4BtLhEkm7fjPREX:5jsuZiTL5K5DlAfDqX

    • Amadey

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

    • Amadey family

    • Lumma Stealer, LummaC

      Lumma or LummaC is an infostealer written in C++ first seen in August 2022.

    • Lumma family

    • 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 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.

    • Windows security modification

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks