General

  • Target

    6f907156e59692c088586b695fd5aeafb27e504c18472c316c5ee73d99865470.hta

  • Size

    142KB

  • Sample

    241217-dq9a4azlfp

  • MD5

    22ca9f87ffb6d9d3dc9d7e4f151470c7

  • SHA1

    df9bcef5ab55d8a5342bb7747d7936f4fe20afe7

  • SHA256

    6f907156e59692c088586b695fd5aeafb27e504c18472c316c5ee73d99865470

  • SHA512

    e4949a19b36fff2946b507911f39f587dd5db088a453292e3e24a4c4510c39e9e8d7dc3c32281b22586a5e29d46f58a68201e9ed721dead80f2fcdd96048f9a2

  • SSDEEP

    768:t1EiK3jK+yum2oum2U+5KUJDVUKhC14GVf/AtK36zyYnhH+K7TwTxKe+uvYcWqkO:tn

Malware Config

Extracted

Family

remcos

Botnet

elvis

C2

107.173.4.16:2560

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

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-GJDISH

  • 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

      6f907156e59692c088586b695fd5aeafb27e504c18472c316c5ee73d99865470.hta

    • Size

      142KB

    • MD5

      22ca9f87ffb6d9d3dc9d7e4f151470c7

    • SHA1

      df9bcef5ab55d8a5342bb7747d7936f4fe20afe7

    • SHA256

      6f907156e59692c088586b695fd5aeafb27e504c18472c316c5ee73d99865470

    • SHA512

      e4949a19b36fff2946b507911f39f587dd5db088a453292e3e24a4c4510c39e9e8d7dc3c32281b22586a5e29d46f58a68201e9ed721dead80f2fcdd96048f9a2

    • SSDEEP

      768:t1EiK3jK+yum2oum2U+5KUJDVUKhC14GVf/AtK36zyYnhH+K7TwTxKe+uvYcWqkO:tn

    • Remcos

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

    • Remcos family

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Evasion via Device Credential Deployment

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

MITRE ATT&CK Enterprise v15

Tasks