General

  • Target

    file.exe

  • Size

    3.1MB

  • Sample

    241107-n6b1mssake

  • MD5

    46465c85a1ff3747b195b7638ddd42d0

  • SHA1

    ec707c4a58c19d6bfddfa11097730521c5b43698

  • SHA256

    edc41ee27d1580b4f0b0d94633c81320cbbc55a00f304cd2956673bdaf36f79a

  • SHA512

    6727396a3c596b33a20728048999125e5007adaf85625ffaf1d4e81d1afe78d741dbe7adc6cb70df8fbb5fa6ac2412fa4b075d9aef2c2ca8134e125b97b2de99

  • SSDEEP

    49152:wI+4z3xTa2QL1r0eJXD4rJFrg1QlFOmwWgqJ:wIhhUL1r0eJXD4rJhGQl4mpn

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

remcos

Botnet

DPDNOW

C2

dpdnow.duckdns.org:8452

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-A34JIZ

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Extracted

Family

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Extracted

Family

lumma

C2

https://founpiuer.store/api

Targets

    • Target

      file.exe

    • Size

      3.1MB

    • MD5

      46465c85a1ff3747b195b7638ddd42d0

    • SHA1

      ec707c4a58c19d6bfddfa11097730521c5b43698

    • SHA256

      edc41ee27d1580b4f0b0d94633c81320cbbc55a00f304cd2956673bdaf36f79a

    • SHA512

      6727396a3c596b33a20728048999125e5007adaf85625ffaf1d4e81d1afe78d741dbe7adc6cb70df8fbb5fa6ac2412fa4b075d9aef2c2ca8134e125b97b2de99

    • SSDEEP

      49152:wI+4z3xTa2QL1r0eJXD4rJFrg1QlFOmwWgqJ:wIhhUL1r0eJXD4rJhGQl4mpn

    • 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

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Remcos family

    • Stealc

      Stealc is an infostealer written in C++.

    • Stealc family

    • 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

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks