Overview

overview

9

Static

static

3

notepad_5970.exe

windows10-2004-x64

9

notepad_5970.exe

windows11-ltsc_2024-x64

9

Analysis

  • user interaction
    yes
  • max time kernel
    599s
  • max time network
    597s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 16:19

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General

  • Target
    notepad_5970.exe
  • Size 8.9MB
  • Sample260804-tspbpsstfw
  • SHA256 254fb6811a56f7e4bd18c3b4aafbf8d9dabab7e218740ed8f219cc5c4c185c33
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
adwaredefense_evasiondiscoveryexecutionpersistenceransomwarespyware

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 2 IoCs
    defense_evasion
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Looks for VMWare Tools registry key 2 TTPs 2 IoCs
    defense_evasion
  • Loads dropped DLL 43 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Looks up external IP address via web service 1 TTPs 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

    discovery
  • Enumerates physical storage devices 1 TTPs

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

  • Executes a command shell one-liner 1 TTPs 3 IoCs

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

    execution
  • Checks SCSI registry key(s) 3 TTPs 62 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
    adwarespyware
  • Modifies registry class 44 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 53 IoCs
  • Suspicious use of SendNotifyMessage 40 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • Uses Volume Shadow Copy WMI provider

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

    ransomware

Processes

  • C:\Users\Admin\AppData\Local\Temp\notepad_5970.exe
    "C:\Users\Admin\AppData\Local\Temp\notepad_5970.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3136
    • C:\Users\Admin\AppData\Local\Temp\notepad_5970.exe
      C:\Users\Admin\AppData\Local\Temp\notepad_5970.exe
      2⤵
      • Looks for VirtualBox Guest Additions in registry
      • Looks for VMWare Tools registry key
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4056
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
        • Executes a command shell one-liner
        PID:4752
      • C:\Windows\System32\Wbem\wmic.exe
        wmic bios get serialnumber
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5656
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
        • Executes a command shell one-liner
        PID:4540
  • C:\Users\Admin\AppData\Local\Temp\notepad_5970.exe
    "C:\Users\Admin\AppData\Local\Temp\notepad_5970.exe"
    1⤵
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:5476
    • C:\Users\Admin\AppData\Local\Temp\notepad_5970.exe
      C:\Users\Admin\AppData\Local\Temp\notepad_5970.exe
      2⤵
      • Looks for VirtualBox Guest Additions in registry
      • Looks for VMWare Tools registry key
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:5688
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
        • Executes a command shell one-liner
        PID:3096
      • C:\Windows\System32\Wbem\wmic.exe
        wmic bios get serialnumber
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4108
  • C:\Windows\system32\sihost.exe
    sihost.exe
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Windows\explorer.exe
      explorer.exe /LOADSAVEDWINDOWS
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:5644
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:5432
  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\SearchHost.exe" -ServerName:CortanaUI.AppXstmwaab17q5s3y22tp6apqz7a45vwv65.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3304

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        prep_Activatable Class_Hermes_perf.cache
        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        VCRUNTIME140.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\VCRUNTIME140.dll
        • Size 116KB
        • SHA256 4d292623516f65c80482081e62d5dadb759dc16e851de5db24c3cbb57b87db83
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _bz2.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_bz2.pyd
        • Size 82KB
        • SHA256 00b8ca9a338d2b47285c9e56d6d893db2a999b47216756f18439997fb80a56e3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _ctypes.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_ctypes.pyd
        • Size 121KB
        • SHA256 c148292328f0aab7863af82f54f613961e7cb95b7215f7a81cafaf45bd4c42b7
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _hashlib.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_hashlib.pyd
        • Size 63KB
        • SHA256 87dd0c858620287454fd6d31d52b6a48eddbb2a08e09e8b2d9fdb0b92200d766
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _lzma.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_lzma.pyd
        • Size 155KB
        • SHA256 f5e01b516c2c23035f7703e23569dec26c5616c05a929b2580ae474a5c6722c5
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _queue.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_queue.pyd
        • Size 31KB
        • SHA256 3f8e7e6aa13b417acc78b63434fb1144e6319a010a9fc376c54d6e69b638fe4c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _socket.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_socket.pyd
        • Size 77KB
        • SHA256 a19e3c7c03ef1b5625790b1c9c42594909311ab6df540fbf43c6aa93300ab166
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _sqlite3.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_sqlite3.pyd
        • Size 117KB
        • SHA256 ff6a2a2f38b21b7784f97d604c99961d8c07ef455f7908110a4e893835d42b76
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _ssl.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_ssl.pyd
        • Size 174KB
        • SHA256 ba5388d6a6557d431e086734a3323621dc447f63ba299b0a815e5837cf869678
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _tkinter.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_tkinter.pyd
        • Size 62KB
        • SHA256 6f7bdc2f60a1795b58ec7015ec262d6b234aa8d0f022185de0f52bac4adab449
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        _uuid.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\_uuid.pyd
        • Size 24KB
        • SHA256 e6aa7f1637e211251c9d6f467203b2b6d85e5bc2d901699f2a55af637fa89250
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        client.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\client.dll
        • Size 6.8MB
        • SHA256 2c14098e4359f049856c701ece907266e580590a75c4436795615cebfeb37380
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libcrypto-3.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\libcrypto-3.dll
        • Size 5.0MB
        • SHA256 05fe080eab7fc535c51e10c1bd76a2f3e6217f9c91a25034774588881c3f99de
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libffi-8.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\libffi-8.dll
        • Size 38KB
        • SHA256 eff52743773eb550fcc6ce3efc37c85724502233b6b002a35496d828bd7b280a
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        libssl-3.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\libssl-3.dll
        • Size 768KB
        • SHA256 2e9fbcd8f7fdc13a5179533239811456554f2b3aa2fb10e1b17be0df81c79006
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        python311.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\python311.dll
        • Size 5.5MB
        • SHA256 0817a2a657a24c0d5fbb60df56960f42fc66b3039d522ec952dab83e2d869364
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        select.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\select.pyd
        • Size 29KB
        • SHA256 bae0974390945520eb99ab32486c6a964691f8f4a028ac408d98fa8fb0db7d90
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        sqlite3.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\sqlite3.dll
        • Size 1.5MB
        • SHA256 314bba62f4a1628b986afc94c09dc29cdaf08210eae469440fbf46bcdb86d3fd
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        tcl86t.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\tcl86t.dll
        • Size 1.8MB
        • SHA256 4e699ff2d6d147d0586c8c77be5a18f20ca0758f432d7b0f489223f2fa4dd221
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        cp1252.enc
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\tcl\encoding\cp1252.enc
        • Size 1KB
        • SHA256 741859cf238c3a63bbb20ec6ed51e46451372bb221cfff438297d261d0561c2e
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        tk86t.dll
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\tk86t.dll
        • Size 1.5MB
        • SHA256 b6af038120f2b8644c7ce1e11917f410009848287622135d7e386f90d28a831c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        unicodedata.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\unicodedata.pyd
        • Size 1.1MB
        • SHA256 37c68617fa02a2cadced17ef724e2d450ef12a8a37215da789a4679fde1c5c02
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        winsound.pyd
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_3136_851648_Q7gygsQGEts\winsound.pyd
        • Size 30KB
        • SHA256 b79c9bd9114b7f243f5a80ffd2de5c5942fc64ceec4a52a048bb4a07848b9239
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        euc-cn.enc
        • Path C:\Users\Admin\AppData\Local\Temp\onefile_5476_239596_Fyp8Tfu7C6o\tcl\encoding\euc-cn.enc
        • Size 84KB
        • SHA256 1700af47dc012a48cec89cf1dfae6d1d0d2f40ed731eff6ca55296a055a11c00
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3304-2927-0x0000021B01C60000-0x0000021B01C80000-memory.dmp
        Download

        memory/3304-2914-0x0000021B001E0000-0x0000021B002E0000-memory.dmp
        Download

        memory/3304-2923-0x0000021B01E40000-0x0000021B01F40000-memory.dmp
        Download

        memory/3304-2916-0x0000021B001E0000-0x0000021B002E0000-memory.dmp
        Download

        memory/3304-2915-0x0000021B001E0000-0x0000021B002E0000-memory.dmp
        Download

        memory/3304-2958-0x0000021B14270000-0x0000021B14290000-memory.dmp
        Download

        memory/3304-2922-0x0000021B01A00000-0x0000021B01A20000-memory.dmp
        Download

        memory/3304-3070-0x0000021B63040000-0x0000021B637DC000-memory.dmp
        Download