General

  • Target

    hesaphareketi-01.PDF.exe

  • Size

    493KB

  • Sample

    230329-jmh8dsgh91

  • MD5

    365ad7177f0c8705b517a28b2f6ccc4b

  • SHA1

    f63a902f11d290a2c911cd8cee578d3473988f86

  • SHA256

    75b45c924b0796b2dd96b96e9602c6039b18e5be28c1d6f5dd9ebcfd0668fd64

  • SHA512

    adb77fdb2943be44d1048d61b1b8d07bf47c30c67d87c9984673d1ae41c645231691f5c420b58ff2ca26094ae37e472d6642385c3539959d406182618d7c9c4a

  • SSDEEP

    12288:BYUlcPxUKnIHsYN7w7hs0mM1z48ry7EOQ:BYUgx6MYx1wdu7jQ

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

ennenbach.duckdns.org:5800

Attributes
  • audio_folder

    MicRecords

  • 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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-LDLQM0

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      hesaphareketi-01.PDF.exe

    • Size

      493KB

    • MD5

      365ad7177f0c8705b517a28b2f6ccc4b

    • SHA1

      f63a902f11d290a2c911cd8cee578d3473988f86

    • SHA256

      75b45c924b0796b2dd96b96e9602c6039b18e5be28c1d6f5dd9ebcfd0668fd64

    • SHA512

      adb77fdb2943be44d1048d61b1b8d07bf47c30c67d87c9984673d1ae41c645231691f5c420b58ff2ca26094ae37e472d6642385c3539959d406182618d7c9c4a

    • SSDEEP

      12288:BYUlcPxUKnIHsYN7w7hs0mM1z48ry7EOQ:BYUgx6MYx1wdu7jQ

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks