General

  • Target

    remcos_a.exe

  • Size

    469KB

  • Sample

    241019-kjzxeaxaja

  • MD5

    1378001fde44d1a14e58d260216b083d

  • SHA1

    a912f25eb430a88294d07247d102376081298f74

  • SHA256

    0f7807b0f22b24a7e0faceb349b725b20ddf8720fad7d8ca81a28c03c27c6fe5

  • SHA512

    5baaf285d7e60fdb61d57b355a8d2f071e27452e58236a4815c8d3f5a8d9278a75d08c1b04271e6aec13537d71b78d978e37efad81d9cb49ee7e3b8c52a8e2da

  • SSDEEP

    12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQS0n9:uiLJbpI7I2WhQqZ709

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

electronic-matched.gl.at.ply.gg:5061

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    scvhost

  • copy_folder

    files

  • delete_file

    true

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-T3QPX0

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    scvhost

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      remcos_a.exe

    • Size

      469KB

    • MD5

      1378001fde44d1a14e58d260216b083d

    • SHA1

      a912f25eb430a88294d07247d102376081298f74

    • SHA256

      0f7807b0f22b24a7e0faceb349b725b20ddf8720fad7d8ca81a28c03c27c6fe5

    • SHA512

      5baaf285d7e60fdb61d57b355a8d2f071e27452e58236a4815c8d3f5a8d9278a75d08c1b04271e6aec13537d71b78d978e37efad81d9cb49ee7e3b8c52a8e2da

    • SSDEEP

      12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQS0n9:uiLJbpI7I2WhQqZ709

    • Remcos

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

    • UAC bypass

    • Adds policy Run key to start application

    • Checks computer location settings

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

    • Deletes itself

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks