General

  • Target

    27bb3968cc18fb0df5b14e6d1b805552.bin

  • Size

    259KB

  • Sample

    240512-cpr5rabg4y

  • MD5

    eb1ee7da55f80292081aa2383c601fe6

  • SHA1

    2212b3edf01e4fc1ad8956e4b21c93ed39077762

  • SHA256

    4a7808cfcab27cb8f8498b5b4d1219ef0ef4982f805cbda5388062a26f794b7f

  • SHA512

    69c969c6cf0cadd372203d129f3bd1bdd26ee404486fd4b68b581984e3db49d2b1731819de1634e3e30abb87c5696c3946e8080572b94193da92427d70b9d4ed

  • SSDEEP

    6144:qq4rSgsgRHojnu88Tm4LhxVEYaFFZhCTXi2ltSxqy+4eb1zj4k:R6SgsUHm8Tm8h7EnFFZhsTly+RZ

Malware Config

Extracted

Family

remcos

Botnet

Nuevos

C2

nuevosremcs.duckdns.org:9090

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    notepads.exe

  • copy_folder

    data

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    notas

  • mouse_option

    false

  • mutex

    Rmc-WRNU47

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    system32

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      215292f9d78604f7d15cae869415f0a0269b7dd43b4986cad6a7d1b0c6cdb7dd.exe

    • Size

      469KB

    • MD5

      27bb3968cc18fb0df5b14e6d1b805552

    • SHA1

      8f44161a7c4e45422a5d179fbd1d1a81657d828c

    • SHA256

      215292f9d78604f7d15cae869415f0a0269b7dd43b4986cad6a7d1b0c6cdb7dd

    • SHA512

      c470ab75ae46a7161886b8e334143d373385efeb63afcb6f80317bcc0ed989bd3fbc97e87287a0aed8a4661b72261e1ceb94a2be263f25f00c935bad56bafc5d

    • SSDEEP

      12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSFn9:uiLJbpI7I2WhQqZ7F9

    • Remcos

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks