Analysis

  • user interaction
    yes
  • max time kernel
    48s
  • max time network
    53s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    05/08/2026, 22:29

General

  • Target
    SteamUnlocked-Launcher_0.2.3_x64-setup.exe
  • Size 4.8MB
  • Sample260805-2d7thaxfle
  • SHA256 d9e6de7f3496df104bf5aa1a283ff62e58d9461156ecbc4e5692d77251f61f16
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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 AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SteamUnlocked-Launcher_0.2.3_x64-setup.exe
    "C:\Users\Admin\AppData\Local\Temp\SteamUnlocked-Launcher_0.2.3_x64-setup.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4768
    • C:\Users\Admin\AppData\Local\SteamUnlocked Launcher\steamunlocked-launcher.exe
      "C:\Users\Admin\AppData\Local\SteamUnlocked Launcher\steamunlocked-launcher.exe"
      2⤵
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:5368
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.3 --user-data-dir="C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --enable-features=MojoIpcz --lang=en-US --accept-lang=en-US --mojo-named-platform-channel-pipe=5368.5084.3975957219605051343 /pfhostedapp:86ec477061a9e8740d082a2ba5aaa0bd8ea1e76f
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:3216
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView /prefetch:4 /pfhostedapp:86ec477061a9e8740d082a2ba5aaa0bd8ea1e76f --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=122.0.6261.139 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=122.0.2365.106 --initial-client-data=0x184,0x188,0x18c,0x160,0x194,0x7ffec25d5fd8,0x7ffec25d5fe4,0x7ffec25d5ff0
          4⤵
            PID:1416
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView" --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.3 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1756 --field-trial-handle=1768,i,1693413188722824308,2302656369891971234,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:86ec477061a9e8740d082a2ba5aaa0bd8ea1e76f
            4⤵
              PID:6032
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView" --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.3 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2228 --field-trial-handle=1768,i,1693413188722824308,2302656369891971234,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:86ec477061a9e8740d082a2ba5aaa0bd8ea1e76f
              4⤵
                PID:1564
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView" --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.3 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=1960 --field-trial-handle=1768,i,1693413188722824308,2302656369891971234,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:86ec477061a9e8740d082a2ba5aaa0bd8ea1e76f
                4⤵
                  PID:5652
                • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe
                  "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\msedgewebview2.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView" --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.3 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --autoplay-policy=no-user-gesture-required --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=" --mojo-platform-channel-handle=3308 --field-trial-handle=1768,i,1693413188722824308,2302656369891971234,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:86ec477061a9e8740d082a2ba5aaa0bd8ea1e76f /prefetch:1
                  4⤵
                    PID:4328

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  steamunlocked-launcher.exe

                  • Path C:\Users\Admin\AppData\Local\SteamUnlocked Launcher\steamunlocked-launcher.exe
                  • Size 13.1MB
                  • SHA256 c3f0f7f74d2ee14524341cf2c266459208c5eb6380da07f9948f740e1c6c7f23
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  System.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nsg2BFA.tmp\System.dll
                  • Size 12KB
                  • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  modern-wizard.bmp

                  • Path C:\Users\Admin\AppData\Local\Temp\nsg2BFA.tmp\modern-wizard.bmp
                  • Size 25KB
                  • SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  nsDialogs.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nsg2BFA.tmp\nsDialogs.dll
                  • Size 9KB
                  • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  nsis_tauri_utils.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nsg2BFA.tmp\nsis_tauri_utils.dll
                  • Size 33KB
                  • SHA256 5ba143b5db4a87d32d6e7802e033330aae56cbceabe0d1e3ba41948385ad4709
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 07f2a4da713cb2214fde007267e7cf258aeb094e5289ae6228ccacff1efd6995
                  • MD5 SHA1 SHA512

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 aa864431b7ba1566602953910dfe343e23544074dc0ebd88907b54e0b376367e
                  • MD5 SHA1 SHA512 TLSH

                  throttle_store.dat

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

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Default\Extension Rules\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

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

                  SCT Auditing Pending Reports

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

                  data_0

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\GraphiteDawnCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Local State
                  • Size 2KB
                  • SHA256 dc13d32c120aa75423863b5e1dc3c9242b070d8bafe26e66a62bc12f22c51030
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Local State
                  • Size 3KB
                  • SHA256 95d581a39a73f1db1fbcac9bd214a3dbda6dc55a7769b08d1b054bb5c1812177
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe59c848.TMP

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Local State~RFe59c848.TMP
                  • Size 1KB
                  • SHA256 7682849f9ca422fb4a33f14078ba480216bf97185ee15fb7fc1cbab109beda54
                  • MD5 SHA1 SHA512 TLSH

                  memory/4328-123-0x00007FFEDE1C0000-0x00007FFEDE1C1000-memory.dmp

                  memory/6032-87-0x00007FFEDE1C0000-0x00007FFEDE1C1000-memory.dmp