General

  • Target

    abd99b6d60ee5d44f0e5448d3947b281.bin

  • Size

    1.5MB

  • Sample

    240908-b4actaxekj

  • MD5

    b67d68b5dee0c3873b3e3696cb090746

  • SHA1

    744dfcee6f3f4a7b7b01c6b867904b1bb5dbef59

  • SHA256

    0b78fa2e65b5d28f2aab0368a348e14636676b478ca32e350a4c1ea4041eb8aa

  • SHA512

    a95e5337e709189410a5ab82186abaaea3c5398a6b4c7d2a552dd1a96117734ab9a2f9946171a356eb47941a8307d0ef47fbf172ed1ab3d03a03e2925aed9da8

  • SSDEEP

    24576:NTsN4byq0qeUxeOODfVggcLQpgno3yi/kd+feTDjXFeGZQroB9kQW6J6VzlI+gp4:dWjgOT6T0p8dDTDjdQrKiX68JI+gpUx

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

privmerkt.com:6042

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-XE94AK

  • 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

      5b1aa2286d1b856ce45fc1bf075f36454aaac664460afb91185c4cc451291b62.dll

    • Size

      2.9MB

    • MD5

      abd99b6d60ee5d44f0e5448d3947b281

    • SHA1

      ef799bbe58d3d576e9e27e60e17e071725c975d8

    • SHA256

      5b1aa2286d1b856ce45fc1bf075f36454aaac664460afb91185c4cc451291b62

    • SHA512

      faf79a91f57c1e1c863e75614c0f4c9fb0acabdf7d4097c1554f09e1aef14f8efc0de3bc4261f3728da77fc548878532ceb1f76a1db1df485fcc10772419379c

    • SSDEEP

      49152:hk8XGHSOdOoyWzL/bI7UAnuqSrtdBDmfKtTaeBiDw0uv+Kx55+v0UbpeQM/TNSWs:XGy0FfDEUYuqSvBDmS3YDw0+eha78

    • Remcos

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

    • Blocklisted process makes network request

    • Adds Run key to start application

    • Suspicious use of NtCreateThreadExHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks