Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/05/2024, 01:37

General

  • Target
    46b30df255992d65b7edfcfff2ca7950_NeikiAnalytics.exe
  • Size 640KB
  • Sample240519-b112csbf5z
  • SHA256 8246774cfeb979de72497b62594451feca47c4cde6c11093eafd3b43f4246723
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • remcos

Version
  • 2.4.5 Pro

Botnet
  • admin

C2
  • rem-pounds.ddns.net:9970

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

    true

  • 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-YWGXE2

  • 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

    wikipedia;solitaire;

Signatures

  • Remcos

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

  • Drops startup file 1 IoCs
  • UPX packed file 12 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • AutoIT Executable 11 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 30 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\46b30df255992d65b7edfcfff2ca7950_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\46b30df255992d65b7edfcfff2ca7950_NeikiAnalytics.exe"
    1⤵
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3576
    • C:\Users\Admin\AppData\Local\Temp\46b30df255992d65b7edfcfff2ca7950_NeikiAnalytics.exe
      "C:\Users\Admin\AppData\Local\Temp\46b30df255992d65b7edfcfff2ca7950_NeikiAnalytics.exe"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      PID:3744

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/3576-17-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-25-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-11-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-29-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-12-0x0000000001370000-0x0000000001371000-memory.dmp

        memory/3576-27-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-26-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-16-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-20-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-18-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-0-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-21-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3576-23-0x0000000000A40000-0x0000000000B55000-memory.dmp

        memory/3744-4-0x00000000001B0000-0x00000000001D0000-memory.dmp

        memory/3744-15-0x00000000001B0000-0x00000000001D0000-memory.dmp

        memory/3744-14-0x00000000001B0000-0x00000000001D0000-memory.dmp

        memory/3744-13-0x00000000001B0000-0x00000000001D0000-memory.dmp