Analysis

  • user interaction
    yes
  • max time kernel
    29s
  • max time network
    34s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    03/05/2026, 22:51

General

  • Target
    installer.exe
  • Size 2.6MB
  • Sample260503-2s34vsds7n
  • SHA256 e3782fee3da51e158e41b1c569e0682666fa89741e9f04edfce6f3837b8e3d5a
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Enumerates physical storage devices 1 TTPs

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

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

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3244
      • C:\Users\Admin\AppData\Local\Temp\installer.exe
        "C:\Users\Admin\AppData\Local\Temp\installer.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3852
      • C:\Users\Admin\AppData\Local\VoidClient\voidclient.exe
        "C:\Users\Admin\AppData\Local\VoidClient\voidclient.exe"
        2⤵
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4808
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=voidclient.exe --webview-exe-version=1.0.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --lang=en-US --mojo-named-platform-channel-pipe=4808.2388.12308274073152701980
          3⤵
          • Enumerates system info in registry
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of WriteProcessMemory
          PID:2508
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=132.0.2957.140 --initial-client-data=0x160,0x164,0x168,0x13c,0x40,0x7ff940bbb078,0x7ff940bbb084,0x7ff940bbb090
            4⤵
              PID:972
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=gpu-process --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView" --webview-exe-name=voidclient.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1708,i,13423851991682506398,11315369233251548564,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1704 /prefetch:2
              4⤵
                PID:5052
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView" --webview-exe-name=voidclient.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2020,i,13423851991682506398,11315369233251548564,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2032 /prefetch:3
                4⤵
                  PID:2080
                • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                  "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView" --webview-exe-name=voidclient.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2360,i,13423851991682506398,11315369233251548564,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2364 /prefetch:8
                  4⤵
                    PID:5936
                  • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                    "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=renderer --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView" --webview-exe-name=voidclient.exe --webview-exe-version=1.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --js-flags="--harmony-weak-refs-with-cleanup-some --expose-gc --ms-user-locale=" --always-read-main-dll --field-trial-handle=3616,i,13423851991682506398,11315369233251548564,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3632 /prefetch:1
                    4⤵
                      PID:3892

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    System.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nsf1327.tmp\System.dll
                    • Size 12KB
                    • SHA256 996645d7f16a6294babb6da83478062aed7b72318d7a51b66e90ab5d3edc51a5
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    modern-wizard.bmp

                    • Path C:\Users\Admin\AppData\Local\Temp\nsf1327.tmp\modern-wizard.bmp
                    • Size 25KB
                    • SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    nsDialogs.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nsf1327.tmp\nsDialogs.dll
                    • Size 9KB
                    • SHA256 715a9b58de0995d1a08384c522ad9af210e2791aaf8e87a6c07bfe72ebfd2cb5
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    nsis_tauri_utils.dll

                    • Path C:\Users\Admin\AppData\Local\Temp\nsf1327.tmp\nsis_tauri_utils.dll
                    • Size 32KB
                    • SHA256 f3e9b0d43b66fa6b05d2fa4de4547517a3ec0bc0b14de3c349d817465bbf7ab4
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    voidclient.exe

                    • Path C:\Users\Admin\AppData\Local\VoidClient\voidclient.exe
                    • Size 10.9MB
                    • SHA256 fe1ecf93ba392ce84330f5883cdce95c62376f3b320acfb18c865cc2fca3b7e8
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    1c083bee-d929-4efd-ab15-fce3459f0dc7.tmp

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\1c083bee-d929-4efd-ab15-fce3459f0dc7.tmp
                    • Size 1KB
                    • SHA256 4fe999c49fcfa1a3df4a68234153e1300a7b521fb7702f1f0593751f0c14e40f
                    • MD5 SHA1 SHA512 TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 3ea080ac5cdd4436cca4fb047fb2c8dd74ef629aaa6b04fa48628db8f47ce94d
                    • MD5 SHA1 SHA512 TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 b25950cc3b4debb2dca690b9125c52bf8b6a7b839d4667005d1ceb9dbfad6e1b
                    • MD5 SHA1 SHA512

                    throttle_store.dat

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Crashpad\throttle_store.dat
                    • Size 20B
                    • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                    • MD5 SHA1 SHA512

                    index

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Default\DawnGraphiteCache\index
                    • Size 256KB
                    • SHA256 d0924072fe94e060e556da13a6b5cbffc626105ec1588a4182696ebe3afb96df
                    • MD5 SHA1 SHA512 SSDEEP

                    data_0

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Default\DawnWebGPUCache\data_0
                    • Size 8KB
                    • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                    • MD5 SHA1 SHA512 SSDEEP

                    data_1

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Default\DawnWebGPUCache\data_1
                    • Size 264KB
                    • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                    • MD5 SHA1 SHA512 SSDEEP

                    data_2

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Default\DawnWebGPUCache\data_2
                    • Size 8KB
                    • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                    • MD5 SHA1 SHA512 SSDEEP

                    data_3

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Default\DawnWebGPUCache\data_3
                    • Size 8KB
                    • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                    • MD5 SHA1 SHA512 SSDEEP

                    MANIFEST-000001

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Default\Extension Rules\MANIFEST-000001
                    • Size 41B
                    • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                    • MD5 SHA1 SHA512

                    SCT Auditing Pending Reports

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Default\Network\SCT Auditing Pending Reports
                    • Size 2B
                    • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                    • MD5 SHA1 SHA512

                    CURRENT

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Default\Site Characteristics Database\CURRENT
                    • Size 16B
                    • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                    • MD5 SHA1 SHA512

                    Local State

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Local State
                    • Size 2KB
                    • SHA256 7984775db632c297821177ec6c6098c921e83a1750bc0299b894f3f2b45051c0
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Local State
                    • Size 3KB
                    • SHA256 58f34c69387541c26d38863257a0cd93e996de55ba160f30c27530b9638bfa8b
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Local State
                    • Size 3KB
                    • SHA256 a9d5cd7ba78beabaf2d97b6eedcaab20f40e238738631e87dfff31cc08c62197
                    • MD5 SHA1 SHA512 TLSH

                    Local State~RFe58412b.TMP

                    • Path C:\Users\Admin\AppData\Local\com.nuageux.voidclient\EBWebView\Local State~RFe58412b.TMP
                    • Size 1KB
                    • SHA256 ed7f0b5f218d381baae9b81d99a9f25c2ea6fa07ae2b996acfc1b2ccf1827ef9
                    • MD5 SHA1 SHA512 TLSH

                    memory/2080-258-0x0000022DCBF30000-0x0000022DCBF9B000-memory.dmp

                    memory/2508-252-0x000002A91B5F0000-0x000002A91B5FC000-memory.dmp

                    memory/2508-250-0x000002A91D7E0000-0x000002A91D84B000-memory.dmp

                    memory/2508-251-0x000002A91B5B0000-0x000002A91B5DC000-memory.dmp

                    memory/3892-200-0x00007FF95C710000-0x00007FF95C711000-memory.dmp

                    memory/3892-271-0x00000202AE600000-0x00000202AE72A000-memory.dmp

                    memory/4808-249-0x000001B7A7CA0000-0x000001B7A7D0B000-memory.dmp

                    memory/5052-79-0x00007FF95C710000-0x00007FF95C711000-memory.dmp

                    memory/5052-257-0x0000021564000000-0x000002156412A000-memory.dmp

                    memory/5936-101-0x00007FF95BA90000-0x00007FF95BA91000-memory.dmp

                    memory/5936-103-0x00007FF95C610000-0x00007FF95C611000-memory.dmp