General

  • Target

    9012d10c070ba3d87694210aafff693586dc221387a1074cf007fa771cf4b481N.exe

  • Size

    1.8MB

  • Sample

    241129-hwvr4sxnar

  • MD5

    bb46497ad2eeb6e38e0f01a5d571da60

  • SHA1

    b445325bed0d2a8a96270ae7fcb0f0d365e87232

  • SHA256

    9012d10c070ba3d87694210aafff693586dc221387a1074cf007fa771cf4b481

  • SHA512

    888b87089cd198e354f16f6e3e6e7db3ab0719d68d77bdc522bf7a2bc8b5e63c6ea20174098f68f43b820ffadf05ec08f7865f9231c4e91b122064c9ca32f846

  • SSDEEP

    24576:GiD2HO6GrNWzASph/GzSOmCcIWEA+YF8Od5sAdgzePL6kGCcm7qPWtq9aOKmPjfC:GiD2SZfqhWcIW51wqGCcmO+o9N7fZ

Malware Config

Extracted

Family

amadey

Version

5.04

Botnet

4bee07

C2

http://185.215.113.209

Attributes
  • install_dir

    fc9e0aaab7

  • install_file

    defnur.exe

  • strings_key

    191655f008adc880f91bfc85bc56db54

  • url_paths

    /Fru7Nk9/index.php

rc4.plain

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

Extracted

Family

stealc

Botnet

drum

C2

http://185.215.113.206

Attributes
  • url_path

    /c4becf79229cb002.php

Targets

    • Target

      9012d10c070ba3d87694210aafff693586dc221387a1074cf007fa771cf4b481N.exe

    • Size

      1.8MB

    • MD5

      bb46497ad2eeb6e38e0f01a5d571da60

    • SHA1

      b445325bed0d2a8a96270ae7fcb0f0d365e87232

    • SHA256

      9012d10c070ba3d87694210aafff693586dc221387a1074cf007fa771cf4b481

    • SHA512

      888b87089cd198e354f16f6e3e6e7db3ab0719d68d77bdc522bf7a2bc8b5e63c6ea20174098f68f43b820ffadf05ec08f7865f9231c4e91b122064c9ca32f846

    • SSDEEP

      24576:GiD2HO6GrNWzASph/GzSOmCcIWEA+YF8Od5sAdgzePL6kGCcm7qPWtq9aOKmPjfC:GiD2SZfqhWcIW51wqGCcmO+o9N7fZ

    • 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)

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • 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

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks