General

  • Target

    0e5d6d7455500de7bd42b9d31e16c2171732862f5ae90df3e6f6c4d5e6c549d2N.exe

  • Size

    1.1MB

  • Sample

    250122-z7ghasxkbl

  • MD5

    7559363bcde67b6e24ea2f94554930b0

  • SHA1

    0e96e8b585f27f55ea67464e50b1d6dfe9651cae

  • SHA256

    0e5d6d7455500de7bd42b9d31e16c2171732862f5ae90df3e6f6c4d5e6c549d2

  • SHA512

    08ac7b3024c7ebfc9a40a494227944baadd01835be99b0beda38548781e401f73280f77551e25f8c38296ff93519f7269031a790929d10170ee2641d572becdf

  • SSDEEP

    24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WYi:Xu0c++OCvkGs9Fak4BYi

Malware Config

Extracted

Family

remcos

Version

2.2.0 Pro

Botnet

RemoteHost

C2

185.217.1.142:3337

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    3

  • copy_file

    remcos.exe

  • copy_folder

    remcos

  • delete_file

    true

  • 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

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-VBI2IL

  • 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

      0e5d6d7455500de7bd42b9d31e16c2171732862f5ae90df3e6f6c4d5e6c549d2N.exe

    • Size

      1.1MB

    • MD5

      7559363bcde67b6e24ea2f94554930b0

    • SHA1

      0e96e8b585f27f55ea67464e50b1d6dfe9651cae

    • SHA256

      0e5d6d7455500de7bd42b9d31e16c2171732862f5ae90df3e6f6c4d5e6c549d2

    • SHA512

      08ac7b3024c7ebfc9a40a494227944baadd01835be99b0beda38548781e401f73280f77551e25f8c38296ff93519f7269031a790929d10170ee2641d572becdf

    • SSDEEP

      24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WYi:Xu0c++OCvkGs9Fak4BYi

    • Modifies WinLogon for persistence

    • Remcos

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

    • Remcos family

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

    • Modifies WinLogon

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks