General

  • Target

    cc9109ffeede3b8f3117ccb1bae82347c4506e08e2a06c3bffd15608dad16cfd

  • Size

    1.7MB

  • Sample

    241204-xxp1ksslen

  • MD5

    66bcb6e17b5fb8da5c8791b5fd6cadec

  • SHA1

    a7ef8cd29018bce43618425c1f211ab4d7d3c88e

  • SHA256

    cc9109ffeede3b8f3117ccb1bae82347c4506e08e2a06c3bffd15608dad16cfd

  • SHA512

    76708812f23247c7ab921adb69f1fe3c79e3bef5f2fd374021ab120644a7c4e9768b202c3283edcfb9b7b42647e86f880021eb340594b0cbc0b07938408a8aed

  • SSDEEP

    49152:Vs9In8t4aEJdUgUxvGCCIrdCYoPYdViYRGrO/eZ/BX1:1CvqIrgLPl6GrO/M

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

Extracted

Family

lumma

Targets

    • Target

      cc9109ffeede3b8f3117ccb1bae82347c4506e08e2a06c3bffd15608dad16cfd

    • Size

      1.7MB

    • MD5

      66bcb6e17b5fb8da5c8791b5fd6cadec

    • SHA1

      a7ef8cd29018bce43618425c1f211ab4d7d3c88e

    • SHA256

      cc9109ffeede3b8f3117ccb1bae82347c4506e08e2a06c3bffd15608dad16cfd

    • SHA512

      76708812f23247c7ab921adb69f1fe3c79e3bef5f2fd374021ab120644a7c4e9768b202c3283edcfb9b7b42647e86f880021eb340594b0cbc0b07938408a8aed

    • SSDEEP

      49152:Vs9In8t4aEJdUgUxvGCCIrdCYoPYdViYRGrO/eZ/BX1:1CvqIrgLPl6GrO/M

    • 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

    • Enumerates VirtualBox registry keys

    • 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.

    • 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.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks