General

  • Target

    9cd8eec5d234a84e133c99c1aaa077996434ee83f6230d5b52e2549c6842a373.exe

  • Size

    1.9MB

  • Sample

    241202-dbbfhs1kgk

  • MD5

    7d59ca0f55d78b11948bfe87ac419bea

  • SHA1

    41b5c7e404ae5477407726cd75709435d86c6f6c

  • SHA256

    9cd8eec5d234a84e133c99c1aaa077996434ee83f6230d5b52e2549c6842a373

  • SHA512

    d947791b3fcd9a365d668edc3067bd5009743f777bb6388b7f1f3c7eef62757c3ce32c811808df9eb7b223b82d69ded0c7707801486d0cccfbc3b206148b4527

  • SSDEEP

    49152:HKdgJhQqSD+mCHF5Ql57Ac2I/A/rQXg/PxciK2wv:8KHF585kc2II/AgPxT

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

Targets

    • Target

      9cd8eec5d234a84e133c99c1aaa077996434ee83f6230d5b52e2549c6842a373.exe

    • Size

      1.9MB

    • MD5

      7d59ca0f55d78b11948bfe87ac419bea

    • SHA1

      41b5c7e404ae5477407726cd75709435d86c6f6c

    • SHA256

      9cd8eec5d234a84e133c99c1aaa077996434ee83f6230d5b52e2549c6842a373

    • SHA512

      d947791b3fcd9a365d668edc3067bd5009743f777bb6388b7f1f3c7eef62757c3ce32c811808df9eb7b223b82d69ded0c7707801486d0cccfbc3b206148b4527

    • SSDEEP

      49152:HKdgJhQqSD+mCHF5Ql57Ac2I/A/rQXg/PxciK2wv:8KHF585kc2II/AgPxT

    • 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

    • Enumerates VirtualBox registry keys

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

    • 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

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses Microsoft Outlook profiles

    • 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