Analysis

  • max time kernel
    149s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    06/10/2026, 12:18

General

  • Target
    AOTools-Setup-1.0.1.263.exe
  • Size 11.3MB
  • Sample261006-pg3bzagt4w
  • SHA256 1dbb3faf3ec79870f092e6439505d892e92098d5e3c1247ec9d480388bb543be
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://npcap.com/dist/npcap-1.89.exe

Signatures

  • Badlisted process makes network request 1 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\AOTools-Setup-1.0.1.263.exe
    "C:\Users\Admin\AppData\Local\Temp\AOTools-Setup-1.0.1.263.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2880
    • C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\Sysnative\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\nsnCA33.tmp\npcap_free_download.ps1"
      2⤵
      • Badlisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Downloads MZ/PE file
      • Enumerates connected drives
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3264
      • C:\Users\Admin\AppData\Local\Temp\npcap-1.89-2c14369edfb8427591eb3264fdd2dff0.exe
        "C:\Users\Admin\AppData\Local\Temp\npcap-1.89-2c14369edfb8427591eb3264fdd2dff0.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        PID:3156

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_nostdqwc.lju.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_nostdqwc.lju.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        npcap-1.89-2c14369edfb8427591eb3264fdd2dff0.exe

        • Path C:\Users\Admin\AppData\Local\Temp\npcap-1.89-2c14369edfb8427591eb3264fdd2dff0.exe
        • Size 1.3MB
        • SHA256 8aed85e900d783d1308506e919587d3e540451947af8a82f2d04f819e44305cc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsnCA33.tmp\System.dll
        • Size 12KB
        • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        modern-wizard.bmp

        • Path C:\Users\Admin\AppData\Local\Temp\nsnCA33.tmp\modern-wizard.bmp
        • Size 25KB
        • SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        npcap_free_download.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\nsnCA33.tmp\npcap_free_download.ps1
        • Size 1KB
        • SHA256 1d380b50b9b00e7b2983aee797c4ef4e9b6909c962166bd0086b62d1aacf5b5f
        • MD5 SHA1 SHA512 TLSH

        nsDialogs.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsnCA33.tmp\nsDialogs.dll
        • Size 9KB
        • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        nsExec.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsnCA33.tmp\nsExec.dll
        • Size 7KB
        • SHA256 b121689861b506dbc9c3797b49bc8a90d555cb7db58cb959165cc758391c00bb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        InstallOptions.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy17D6.tmp\InstallOptions.dll
        • Size 25KB
        • SHA256 04f9432186b2aaffe44cf9610ef3d148eff881880ceda6efa59b3cba1405b892
        • MD5 SHA1 SHA512 SSDEEP TLSH

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsy17D6.tmp\System.dll
        • Size 22KB
        • SHA256 3ceadba8f202e3f7f605dcad341255e596810fc94d623de2b2c9169ff7bc4592
        • MD5 SHA1 SHA512 SSDEEP TLSH

        options.ini

        • Path C:\Users\Admin\AppData\Local\Temp\nsy17D6.tmp\options.ini
        • Size 2KB
        • SHA256 93fc81eb96efab8bea3189c10ced7f1b51ff1d1755d5b6e9702e743b875f85ba
        • MD5 SHA1 SHA512 TLSH

        memory/3264-26-0x0000023FCD750000-0x0000023FCD772000-memory.dmp

        memory/3264-17-0x0000023FCB500000-0x0000023FCB510000-memory.dmp

        memory/3264-18-0x0000023FCB500000-0x0000023FCB510000-memory.dmp

        memory/3264-226-0x0000023FCB500000-0x0000023FCB510000-memory.dmp

        memory/3264-225-0x0000023FCB500000-0x0000023FCB510000-memory.dmp