Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2024 02:33

General

  • Target

    5dcbcb9f5b780bb07e8eb4e98313fc5d0b222823ac94d338b3c3e3fb3efb77e5.exe

  • Size

    2.3MB

  • MD5

    b1a62f3fd3a9a4a06c6bbffbb1cbb463

  • SHA1

    f3954f2ddbbe05daa9eeb3e9a9e0bb661f925e76

  • SHA256

    5dcbcb9f5b780bb07e8eb4e98313fc5d0b222823ac94d338b3c3e3fb3efb77e5

  • SHA512

    a53c1789f2c465809b307a1daabc0b4c10fafe983040ac112f0de0cf5afae3b532630095e62971e0588a7fd17b62caa4ff2f06cb04e6e3799ceca4ce43569528

  • SSDEEP

    24576:pjmc9/6Am6ls/dcaL9dYx0of9R7iYh0iLnS5vyVJ9dHIliC4:pp/hO/d1xdYx0ir7jTGyVJ9dsR4

Malware Config

Extracted

Family

remcos

Botnet

neptuno

C2

navegacionseguracol24vip.org:30201

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    registros.dat

  • keylog_flag

    false

  • keylog_folder

    registro

  • mouse_option

    false

  • mutex

    mzxbmzmznxbcvzmnxvcnzbcx-T9CO3X

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Capturas de pantalla

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Remcos family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5dcbcb9f5b780bb07e8eb4e98313fc5d0b222823ac94d338b3c3e3fb3efb77e5.exe
    "C:\Users\Admin\AppData\Local\Temp\5dcbcb9f5b780bb07e8eb4e98313fc5d0b222823ac94d338b3c3e3fb3efb77e5.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3032
    • C:\Users\Admin\AppData\Local\Temp\5dcbcb9f5b780bb07e8eb4e98313fc5d0b222823ac94d338b3c3e3fb3efb77e5.exe
      "C:\Users\Admin\AppData\Local\Temp\5dcbcb9f5b780bb07e8eb4e98313fc5d0b222823ac94d338b3c3e3fb3efb77e5.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:1476

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\registro\registros.dat

    Filesize

    184B

    MD5

    5019e450be644a292698738cd77ed1a5

    SHA1

    51d180ab396db771a67cf6f13510b05137667f79

    SHA256

    bebe533620efe2de8ff8c7da82949878fbea6785563bb3b154b9d557f3a9a7e7

    SHA512

    67841dc07afaaa79da8b1a926e2799d2b9eab91803dd1f2405dec05dcfa35f0da8f193d36a7fa222c3b3de17fd3ae68e91a33ff3a531fd3e18a5405ca282cc06

  • memory/1476-26-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-11-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-3-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-27-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-6-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-7-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-10-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-31-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-13-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-14-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-62-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-19-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-20-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-32-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-24-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-60-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-4-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-2-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-23-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-37-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-38-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-40-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-41-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-43-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-44-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-49-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-50-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-55-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-56-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-57-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/1476-59-0x0000000000690000-0x000000000070F000-memory.dmp

    Filesize

    508KB

  • memory/3032-0-0x00000000004AA000-0x00000000004AE000-memory.dmp

    Filesize

    16KB

  • memory/3032-1-0x0000000000400000-0x0000000000683000-memory.dmp

    Filesize

    2.5MB