Overview

overview

10

Static

static

10

remcos_a.exe

windows7-x64

1

remcos_a.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    remcos_a.exe

  • Size

    469KB

  • Sample

    240827-xm1pbsxhqr

  • MD5

    e16a6b552476796ae831e335ed1b256a

  • SHA1

    6a4d1261d8df5fc9479171e0a2557df58054a3c0

  • SHA256

    65b36dc9fb11b30fc35044c41f4e9713823daeccbb92aed20a5fdfb9b3aa678b

  • SHA512

    44c11f466955a8439ba01f03fcad3547e9439ae77b78d26e0177bf5992445691c9799a84787d6e041308a4c60349a039d32cf9d52824d5c6ddeb1198b283c1e9

  • SSDEEP

    12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSYn9:uiLJbpI7I2WhQqZ7Y9

Score
10/10
remcosremotehostdiscoverypersistence

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

firsyt205919-46453.portmap.host:46453

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %SystemDrive%

  • audio_record_time

    1

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    svchost

  • copy_folder

    winstart

  • delete_file

    false

  • hide_file

    true

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %SystemDrive%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-52E6U4

  • screenshot_crypt

    true

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %WinDir%\System32

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    true

  • take_screenshot_time

    5

Targets

    • Target

      remcos_a.exe

    • Size

      469KB

    • MD5

      e16a6b552476796ae831e335ed1b256a

    • SHA1

      6a4d1261d8df5fc9479171e0a2557df58054a3c0

    • SHA256

      65b36dc9fb11b30fc35044c41f4e9713823daeccbb92aed20a5fdfb9b3aa678b

    • SHA512

      44c11f466955a8439ba01f03fcad3547e9439ae77b78d26e0177bf5992445691c9799a84787d6e041308a4c60349a039d32cf9d52824d5c6ddeb1198b283c1e9

    • SSDEEP

      12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSYn9:uiLJbpI7I2WhQqZ7Y9

    Score
    8/10
    discoverypersistence

    • Adds policy Run key to start application

      persistence

    • Checks computer location settings

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

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks