Overview

overview

10

Static

static

10

2026-09-20...ar.exe

windows10-2004-x64

10

2026-09-20...ar.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/09/2026, 13:10

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Report Analysis Logs

General

  • Target
    2026-09-20_f0875598d3a1c84c95231ed4092d7420_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe
  • Size 645KB
  • Sample260920-qerm5axeng
  • SHA256 ec4e5dedbe7029f120a79588ab2f1f0d15932b6271b42208c5c6051f0f8f1d3e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
remotehostremcospersistencerat

Malware Config

Extracted

Family

  • remcos

Version

  • 7.3.1 Pro

Botnet

  • RemoteHost

C2

  • slotsite-top10.com:8080

  • pinslot.vip:8080

  • j-88.co:8080

  • news27.co.in:8080

  • j88viet.com:8080

  • badana.me:8080

  • w88chinhthuc11.com:8080

  • w88saba13.com:8080

  • w88thethao26.com:8080

  • ok365.org:8080

  • saudi365.co:8080

  • slotsite-top10.com:443

  • pinslot.vip:443

  • j-88.co:443

  • news27.co.in:443

  • j88viet.com:443

  • badana.me:443

  • w88chinhthuc11.com:443

  • w88saba13.com:443

  • w88thethao26.com:443

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • audio_record_time

    1

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    ay391stx.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-24XBCT

  • screenshot_crypt

    false

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    

  • take_screenshot_option

    true

  • take_screenshot_time

    5

Signatures

  • Family: Remcos

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

    ratremcos
  • Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 1 IoCs
  • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-20_f0875598d3a1c84c95231ed4092d7420_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-20_f0875598d3a1c84c95231ed4092d7420_cobalt-strike_coinminer_icedid_njrat_remcos_vidar.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:6140
    • C:\ProgramData\Remcos\ay391stx.exe
      "C:\ProgramData\Remcos\ay391stx.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4392
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x00000000000004C0 0x00000000000004CC
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:5920

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ay391stx.exe
        • Path C:\ProgramData\Remcos\ay391stx.exe
        • Size 645KB
        • SHA256 ec4e5dedbe7029f120a79588ab2f1f0d15932b6271b42208c5c6051f0f8f1d3e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download