General

  • Target

    file.exe

  • Size

    3.1MB

  • Sample

    241107-fmenesvnew

  • MD5

    4077b9cf83c4160818a7937f31b4ef22

  • SHA1

    9b82eecc478cff3834296fc6425513ae48f8a812

  • SHA256

    8ef5d60b4e697134c974ce80ecde5f10e05aa6d9390bd9eeb759945a1d1c3bb8

  • SHA512

    43a19539f67435e5a652da4d513c099008dc11f8c5afbfdca37803f57b9cc3e9b04ba006188e64ea283664f53c93f2102e1e1439f87cc9ca0433c656d60723c4

  • SSDEEP

    49152:QI91YmUt+8aGXL7uEqHK1FHTXTPPazaycTOLXzaLy7IRnhl2nY:jYma+8aGXL7XqHKvHLL+cTOLjYPq

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

stealc

Botnet

tale

C2

http://185.215.113.206

Attributes
  • url_path

    /6c4adf523b719729.php

Extracted

Family

lumma

C2

https://founpiuer.store/api

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

Targets

    • Target

      file.exe

    • Size

      3.1MB

    • MD5

      4077b9cf83c4160818a7937f31b4ef22

    • SHA1

      9b82eecc478cff3834296fc6425513ae48f8a812

    • SHA256

      8ef5d60b4e697134c974ce80ecde5f10e05aa6d9390bd9eeb759945a1d1c3bb8

    • SHA512

      43a19539f67435e5a652da4d513c099008dc11f8c5afbfdca37803f57b9cc3e9b04ba006188e64ea283664f53c93f2102e1e1439f87cc9ca0433c656d60723c4

    • SSDEEP

      49152:QI91YmUt+8aGXL7uEqHK1FHTXTPPazaycTOLXzaLy7IRnhl2nY:jYma+8aGXL7XqHKvHLL+cTOLjYPq

    • 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

    • 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.

    • Looks up external IP address via web service

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks