Analysis

  • max time kernel
    153s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    01/09/2021, 14:05

General

  • Target
    Nouvel Ordre - p31010_20200401_14_31,pdf.exe
  • Size 627KB
  • Sample210901-4l413p1hls
  • SHA256 5ce84e35cdb6590c162cd421a8a281385bc9195fb4ce3e2e589280ca8903d3b6
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • remcos

Botnet
  • Global_New

C2
  • godisgood247.duckdns.org:6397

Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • 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

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-FP4JCG

  • 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

  • take_screenshot_title

    notepad;solitaire;

Signatures

  • Remcos

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nouvel Ordre - p31010_20200401_14_31,pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Nouvel Ordre - p31010_20200401_14_31,pdf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\Windows\SysWOW64\mobsync.exe
      C:\Windows\System32\mobsync.exe
      2⤵
        PID:2136

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1400-114-0x0000000000580000-0x00000000006CA000-memory.dmp

          memory/1400-116-0x00000000023F0000-0x000000000240B000-memory.dmp

          memory/2136-121-0x0000000001140000-0x0000000001141000-memory.dmp

          memory/2136-120-0x00000000010E0000-0x00000000010E1000-memory.dmp

          memory/2136-123-0x0000000010590000-0x000000001060D000-memory.dmp

          memory/2136-122-0x0000000001020000-0x0000000001021000-memory.dmp

          memory/2136-124-0x0000000000400000-0x000000000047A000-memory.dmp