General

  • Target

    AP202-230504001-ORDER.exe

  • Size

    1.0MB

  • Sample

    230505-qfth4scf3s

  • MD5

    0ac25f96a967ac41a1e23a6d3a791412

  • SHA1

    0efbb54567b18570ccec48ec3fc1bfc4e4afe19c

  • SHA256

    d930e3006b889c13cdebe9004c021ed18ebe31f1504ffce27f10277e439329e0

  • SHA512

    7a4da1f0bc915cb148bf9b2de87d8bb7ca51f716f564bd203d78579900971547cf6c2f7bc9679d11ada2fd094e515e26ed7543b17a5ccf667d63620ca8a3e8e2

  • SSDEEP

    24576:xQCtqK7enlhpAd89yvum9EKf/N11tkiSnRF3ECJ4:qCtbeKiyvT9EKf/NZkLRFzJ

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

45.139.105.174:2210

212.193.30.230:6320

212.193.30.230:2286

212.193.30.230:3330

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Date.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • 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-PQ59ZA

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Targets

    • Target

      AP202-230504001-ORDER.exe

    • Size

      1.0MB

    • MD5

      0ac25f96a967ac41a1e23a6d3a791412

    • SHA1

      0efbb54567b18570ccec48ec3fc1bfc4e4afe19c

    • SHA256

      d930e3006b889c13cdebe9004c021ed18ebe31f1504ffce27f10277e439329e0

    • SHA512

      7a4da1f0bc915cb148bf9b2de87d8bb7ca51f716f564bd203d78579900971547cf6c2f7bc9679d11ada2fd094e515e26ed7543b17a5ccf667d63620ca8a3e8e2

    • SSDEEP

      24576:xQCtqK7enlhpAd89yvum9EKf/N11tkiSnRF3ECJ4:qCtbeKiyvT9EKf/NZkLRFzJ

    • Remcos

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

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • NirSoft WebBrowserPassView

      Password recovery tool for various web browsers

    • Nirsoft

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks