Overview

overview

10

Static

static

(TR Specs)...E_.exe

windows7_x64

10

(TR Specs)...E_.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    163s
  • max time network
    174s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    07/04/2022, 13:30

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General

  • Target
    (TR Specs)_PRICE & HSCODE_.exe
  • Size 785KB
  • Sample220407-qr9pgaggd3
  • SHA256 80a59c03695471dba47b8b687c1ab3de599e3fe49581bfd0bb1d375af6e18d5d
  • MD5 SHA1 SHA512
Score
10/10
remcosrekohostrat

Malware Config

Extracted

Family

  • remcos

Botnet

  • ReKoHost

C2

  • eaidali.ddns.net:4784

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-KX8FWE

  • 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.

    ratremcos
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\(TR Specs)_PRICE & HSCODE_.exe
    "C:\Users\Admin\AppData\Local\Temp\(TR Specs)_PRICE & HSCODE_.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2200
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:2624
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
        2⤵
          PID:3908
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
          2⤵
          • Suspicious use of SetWindowsHookEx
          PID:3504

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/2200-124-0x0000000000DA0000-0x0000000000E6A000-memory.dmp
            Download

            memory/2200-125-0x0000000005F00000-0x00000000064A4000-memory.dmp
            Download

            memory/2200-126-0x0000000005800000-0x0000000005892000-memory.dmp
            Download

            memory/2200-127-0x00000000058A0000-0x00000000058AA000-memory.dmp
            Download

            memory/2200-128-0x0000000009080000-0x000000000911C000-memory.dmp
            Download

            memory/2200-129-0x0000000009220000-0x0000000009286000-memory.dmp
            Download

            memory/3504-133-0x0000000000400000-0x000000000047A000-memory.dmp
            Download

            memory/3504-134-0x0000000000400000-0x000000000047A000-memory.dmp
            Download

            memory/3504-135-0x0000000000400000-0x000000000047A000-memory.dmp
            Download