General

  • Target

    06eb8edaf868647a8b5c0b2e620bc7b75e4faef6eee421f576f134eb3c65faf5

  • Size

    7.2MB

  • Sample

    241127-kf5ngsspal

  • MD5

    b4b92e8d99f3179f0848f170df459b5c

  • SHA1

    388a2bf8ec543422f8aa5f14b9328a19fc0bdb01

  • SHA256

    06eb8edaf868647a8b5c0b2e620bc7b75e4faef6eee421f576f134eb3c65faf5

  • SHA512

    ca68c799335472f4083a55156c7d26d92cad6c249ec54306986d8e3466cbc27406c46b29e47060148cbe55eafb57683be7dd4cf14d36613f3eecc9bd49dff97d

  • SSDEEP

    196608:9R/cxWz6ZC/vCQcEirvGczcJvVnbYGgQa:kvZ2CQpSZcJNbYGgQa

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

lumma

C2

https://powerful-avoids.sbs

https://motion-treesz.sbs

https://disobey-curly.sbs

https://leg-sate-boat.sbs

https://story-tense-faz.sbs

https://blade-govern.sbs

https://occupy-blushi.sbs

https://frogs-severz.sbs

https://property-imper.sbs

Extracted

Family

stealc

Botnet

mars

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Extracted

Family

xworm

Version

5.0

C2

backto54.duckdns.org:8989

helldog24.duckdns.org:8989

Mutex

7Fvn9wsSHJeXUB5q

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target

      06eb8edaf868647a8b5c0b2e620bc7b75e4faef6eee421f576f134eb3c65faf5

    • Size

      7.2MB

    • MD5

      b4b92e8d99f3179f0848f170df459b5c

    • SHA1

      388a2bf8ec543422f8aa5f14b9328a19fc0bdb01

    • SHA256

      06eb8edaf868647a8b5c0b2e620bc7b75e4faef6eee421f576f134eb3c65faf5

    • SHA512

      ca68c799335472f4083a55156c7d26d92cad6c249ec54306986d8e3466cbc27406c46b29e47060148cbe55eafb57683be7dd4cf14d36613f3eecc9bd49dff97d

    • SSDEEP

      196608:9R/cxWz6ZC/vCQcEirvGczcJvVnbYGgQa:kvZ2CQpSZcJNbYGgQa

    • Amadey

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

    • Amadey family

    • Detect Xworm Payload

    • 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

    • Xworm

      Xworm is a remote access trojan written in C#.

    • Xworm family

    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks