General

  • Target

    1036f926a419766d7ea5e581181279d32616e6133ddefda7588235f918528e92N.exe

  • Size

    1.1MB

  • Sample

    241231-m6pq3azlep

  • MD5

    952423ba38a975b7d6af5bba7797a130

  • SHA1

    2c53e943d12bf4f011eeca1dc267d932a67ad22d

  • SHA256

    1036f926a419766d7ea5e581181279d32616e6133ddefda7588235f918528e92

  • SHA512

    f810486a3fc0d6637d8dee316bf2d5f08cbde59f2d8a4971047e5dc2c252ce7ba0573f396c4721756531ef8507f431fb943ad9d7d936c399988d07bfc9b48100

  • SSDEEP

    24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WYv:Xu0c++OCvkGs9Fak4BYv

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

      1036f926a419766d7ea5e581181279d32616e6133ddefda7588235f918528e92N.exe

    • Size

      1.1MB

    • MD5

      952423ba38a975b7d6af5bba7797a130

    • SHA1

      2c53e943d12bf4f011eeca1dc267d932a67ad22d

    • SHA256

      1036f926a419766d7ea5e581181279d32616e6133ddefda7588235f918528e92

    • SHA512

      f810486a3fc0d6637d8dee316bf2d5f08cbde59f2d8a4971047e5dc2c252ce7ba0573f396c4721756531ef8507f431fb943ad9d7d936c399988d07bfc9b48100

    • SSDEEP

      24576:1u6J33O0c+JY5UZ+XC0kGso6FakCsU4yYhK3x9uZ3WYv:Xu0c++OCvkGs9Fak4BYv

    • 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