Overview

overview

8

Static

static

3

agent.exe

windows11-ltsc_2024-x64

8

Analysis

  • user interaction
    yes
  • max time kernel
    1050s
  • max time network
    1039s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/10/2026, 23:02

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General

  • Target
    agent.exe
  • Size 4.9MB
  • Sample261020-2z3rnsys5j
  • SHA256 3bdaf55db10e85e07642227ca10c1bc7534a9e609a1087d7beefc5d9854d7400
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
adwarediscoverypersistenceransomwarespyware

Malware Config

Signatures

  • 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
  • Executes dropped EXE 14 IoCs
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Drops file in System32 directory 5 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

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

    discovery
  • 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 38 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 46 IoCs
  • Suspicious use of FindShellTrayWindow 54 IoCs
  • Suspicious use of SendNotifyMessage 41 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 15 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\agent.exe
    "C:\Users\Admin\AppData\Local\Temp\agent.exe"
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of WriteProcessMemory
    PID:4720
    • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\Keys\5B030A63.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\Keys\5B030A63.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Users\Public\Documents\Microsoft\Windows\WER\60F1F586.exe
        "C:\Users\Public\Documents\Microsoft\Windows\WER\60F1F586.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:5916
        • C:\Users\Public\Documents\Microsoft\Windows\WER\CBCC0455.exe
          "C:\Users\Public\Documents\Microsoft\Windows\WER\CBCC0455.exe"
          4⤵
          • Executes dropped EXE
          PID:4996
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\1056719E.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\1056719E.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4536
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\E57EE81B.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\E57EE81B.exe"
        3⤵
        • Executes dropped EXE
        PID:1440
    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\2D8C58F1.exe
      "C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\2D8C58F1.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1700
      • C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\DC8AD7F2.exe
        "C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\DC8AD7F2.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3300
        • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\17898356.exe
          "C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\17898356.exe"
          4⤵
          • Executes dropped EXE
          PID:4120
    • C:\ProgramData\Microsoft\Windows\Caches\737FDA35.exe
      "C:\ProgramData\Microsoft\Windows\Caches\737FDA35.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3628
      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\446AB248.exe
        "C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\446AB248.exe"
        3⤵
        • Executes dropped EXE
        PID:3312
    • C:\Users\Admin\AppData\Local\Temp\Microsoft\Windows\WER\ReportQueue\13CD861F.exe
      "C:\Users\Admin\AppData\Local\Temp\Microsoft\Windows\WER\ReportQueue\13CD861F.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2524
      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\2BF0FAF7.exe
        "C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\2BF0FAF7.exe"
        3⤵
        • Executes dropped EXE
        PID:4656
    • C:\Users\Public\Documents\Microsoft\Windows\WER\601CE85C.exe
      "C:\Users\Public\Documents\Microsoft\Windows\WER\601CE85C.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3824
      • C:\Users\Public\Documents\Microsoft\Windows\WER\4B985A76.exe
        "C:\Users\Public\Documents\Microsoft\Windows\WER\4B985A76.exe"
        3⤵
        • Executes dropped EXE
        PID:2400
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k GPSvcGroup
    1⤵
      PID:4052
    • C:\Windows\system32\sihost.exe
      sihost.exe
      1⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2676
      • 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 AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of SetWindowsHookEx
        PID:2168
    • 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:124
    • 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:3356
    • C:\Windows\System32\SecurityHealthHost.exe
      \\?\C:\Windows\System32\SecurityHealthHost.exe {08728914-3F57-4D52-9E31-49DAECA5A80A} -Embedding
      1⤵
        PID:2580

      Network

            MITRE ATT&CK Enterprise v16

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            Downloads

            cache.bin
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\History\osinfo\cache.bin
            • Size 464B
            • SHA256 0063dded7128d87c06bb59cdca0a96cfbf2365f24f6ebb685436ff2933b4b120
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            cache.bin
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\History\osinfo\cache.bin
            • Size 544B
            • SHA256 fb719926752aa10b4778f35664d89c1b961b88f8e2ca7486c74d796ccc2c97f0
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            cache.bin
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\History\osinfo\cache.bin
            • Size 584B
            • SHA256 b9498122023fd20becb3caf702f4d515585ba80bb046640193c85849e18707a1
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            cache.bin
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\History\osinfo\cache.bin
            • Size 624B
            • SHA256 59bf4e3f6675688ec25fafce3d76d748dc2e7d781af8776e3e29780cc5f60ea1
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            cache.bin
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\History\osinfo\cache.bin
            • Size 704B
            • SHA256 6b5aeeb5081322de950fbcb3da055e2fcd97ca61ea9f76e964364062ac088355
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            cache.bin
            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\History\osinfo\cache.bin
            • Size 744B
            • SHA256 c9982a257920cd8fede8bb47e781cf1cdd017e4a572eabaa6606b8412b168ef1
            • MD5 SHA1 SHA512 TLSH
            Submit Download

            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

            5B030A63.exe
            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\Keys\5B030A63.exe
            • Size 4.9MB
            • SHA256 3bdaf55db10e85e07642227ca10c1bc7534a9e609a1087d7beefc5d9854d7400
            • MD5 SHA1 SHA512 SSDEEP TLSH
            Submit Download

            memory/124-687-0x0000029003920000-0x0000029003940000-memory.dmp
            Download

            memory/124-681-0x00000290001E0000-0x00000290002E0000-memory.dmp
            Download

            memory/124-694-0x0000029003B80000-0x0000029003BA0000-memory.dmp
            Download

            memory/124-680-0x00000290001E0000-0x00000290002E0000-memory.dmp
            Download

            memory/124-682-0x00000290001E0000-0x00000290002E0000-memory.dmp
            Download

            memory/124-709-0x000002981D720000-0x000002981D740000-memory.dmp
            Download

            memory/124-688-0x0000029003DF0000-0x0000029003EF0000-memory.dmp
            Download

            memory/1440-54-0x00007FF773D30000-0x00007FF773DC5000-memory.dmp
            Download

            memory/1700-48-0x00007FF75A1E0000-0x00007FF75A275000-memory.dmp
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            memory/2400-59-0x00007FF6A17F0000-0x00007FF6A1885000-memory.dmp
            Download

            memory/2524-51-0x00007FF709390000-0x00007FF709425000-memory.dmp
            Download

            memory/3300-52-0x00007FF7B67D0000-0x00007FF7B6865000-memory.dmp
            Download

            memory/3312-56-0x00007FF649DC0000-0x00007FF649E55000-memory.dmp
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            memory/3628-49-0x00007FF718A00000-0x00007FF718A95000-memory.dmp
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            memory/3824-53-0x00007FF728710000-0x00007FF7287A5000-memory.dmp
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            memory/4120-55-0x00007FF64F400000-0x00007FF64F495000-memory.dmp
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            memory/4536-47-0x00007FF69D790000-0x00007FF69D825000-memory.dmp
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            memory/4632-46-0x00007FF7550A0000-0x00007FF755135000-memory.dmp
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            memory/4656-57-0x00007FF74BE20000-0x00007FF74BEB5000-memory.dmp
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            memory/4720-480-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-790-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-255-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-300-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-315-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-345-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-390-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-405-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-435-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-0-0x00007FFDCA6A0000-0x00007FFDCA903000-memory.dmp
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            memory/4720-495-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-525-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-570-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-585-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-630-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-210-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-165-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-135-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-120-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-75-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-1435-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1405-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-45-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-225-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-849-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-894-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-925-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-940-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-985-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-1015-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-1030-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1075-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1105-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1120-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1165-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1195-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1210-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1255-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
            Download

            memory/4720-1285-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-1300-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-1315-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-1345-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4720-1390-0x00007FF7D95E0000-0x00007FF7D9675000-memory.dmp
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            memory/4996-58-0x00007FF79D110000-0x00007FF79D1A5000-memory.dmp
            Download

            memory/5916-50-0x00007FF75F870000-0x00007FF75F905000-memory.dmp
            Download