General

  • Target

    tmp

  • Size

    140KB

  • Sample

    220729-hnlt8sfger

  • MD5

    cde0aa36b80beafa74e258c5384ab684

  • SHA1

    0678a1ca625aebb6e88d38e3dc0796be573b5c06

  • SHA256

    a3eaed42c0457e69736b65abc55639deba7e6bfb94948dd3ed8b5f6ca968a979

  • SHA512

    373d420c21dfff931396416781011930701544c5a241097044f402079f3dcd2a35b982fe3eac66899692071222f047fdf4bff0a5e0466fb2aa88244d6a20e4d7

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

President

C2

winam.ddns.net:2401

dropy2.ddns.net:2400

dropy1.ddns.net:2404

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • copy_file

    svchost.exe

  • copy_folder

    updates

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    windows

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_bvmobmufbe

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    Logs

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      tmp

    • Size

      140KB

    • MD5

      cde0aa36b80beafa74e258c5384ab684

    • SHA1

      0678a1ca625aebb6e88d38e3dc0796be573b5c06

    • SHA256

      a3eaed42c0457e69736b65abc55639deba7e6bfb94948dd3ed8b5f6ca968a979

    • SHA512

      373d420c21dfff931396416781011930701544c5a241097044f402079f3dcd2a35b982fe3eac66899692071222f047fdf4bff0a5e0466fb2aa88244d6a20e4d7

    • Modifies system executable filetype association

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • Remcos

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

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

MITRE ATT&CK Enterprise v6

Tasks