Resubmissions

07/08/2026, 22:54

260807-2v13aadm8v7

07/08/2026, 22:51

260807-2syt5sdm6v7

07/08/2026, 22:15

260807-1566lsxtdt7

Analysis

  • user interaction
    yes
  • max time kernel
    108s
  • max time network
    111s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    07/08/2026, 22:15

General

  • Target
    steamunlocked-launcher.exe
  • Size 16.7MB
  • Sample260807-1566lsxtdt
  • SHA256 2d8e0bb613124152f34e4d585ceb84f5920ff8ebb6362c4baee1297844002090
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

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

    Attempt to gather information on host network.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\steamunlocked-launcher.exe
    "C:\Users\Admin\AppData\Local\Temp\steamunlocked-launcher.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4596
    • 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=steamunlocked-launcher.exe --webview-exe-version=0.2.4 --user-data-dir="C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\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=4596.3724.7822520990091734702
      2⤵
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:2044
      • 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.uploadhaven.launcher\EBWebView /prefetch:4 --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=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=0x168,0x16c,0x170,0x144,0x178,0x7ffdb6b3b078,0x7ffdb6b3b084,0x7ffdb6b3b090
        3⤵
          PID:1308
        • 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.uploadhaven.launcher\EBWebView" --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.4 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1672,i,9776511127058383368,11727527849837099769,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1716 /prefetch:2
          3⤵
            PID:3472
          • 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.uploadhaven.launcher\EBWebView" --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.4 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=1376,i,9776511127058383368,11727527849837099769,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2028 /prefetch:11
            3⤵
              PID:1104
            • 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.uploadhaven.launcher\EBWebView" --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.4 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2300,i,9776511127058383368,11727527849837099769,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1684 /prefetch:13
              3⤵
                PID:1072
              • 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.uploadhaven.launcher\EBWebView" --webview-exe-name=steamunlocked-launcher.exe --webview-exe-version=0.2.4 --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=3520,i,9776511127058383368,11727527849837099769,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3572 /prefetch:1
                3⤵
                  PID:1808

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 9ac3f39b3705c454284423ac3660f4ea865ee9ef6d29a9da595b10edf9778d1e
                  • MD5 SHA1 SHA512

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 bc0a51ab6f46575b440eb84222c38dd46ed99f575a5410e15a955638d539b552
                  • 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

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 48B
                  • SHA256 b2772e4770c0680a7aa63e5ff0986881e40cf0ee437cd23ecae5bda55bcd161d
                  • MD5 SHA1 SHA512

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 72B
                  • SHA256 c80eb0d56dd97a8772974a13975144f11261e874a1ae06c88745897eaf5893d7
                  • MD5 SHA1 SHA512 TLSH

                  index

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Default\DawnGraphiteCache\index
                  • Size 256KB
                  • SHA256 3fc8ccf99fe1e9e32bd60f5bb5f1057bad2eadb9ddb32a58d036eae309ef297f
                  • MD5 SHA1 SHA512 SSDEEP

                  data_0

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

                  data_1

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

                  data_2

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

                  data_3

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

                  MANIFEST-000001

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

                  Network Persistent State

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Default\Network\Network Persistent State
                  • Size 570B
                  • SHA256 7b95ebc3d1ead87b3da0f3830c50c3a05ee38c007ca40c388ee749ac2f2ab646
                  • MD5 SHA1 SHA512 TLSH

                  Network Persistent State~RFe596ecd.TMP

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Default\Network\Network Persistent State~RFe596ecd.TMP
                  • Size 59B
                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                  • MD5 SHA1 SHA512 TLSH

                  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

                  Preferences

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Default\Preferences
                  • Size 6KB
                  • SHA256 16a6a7bf5291a5879401aaeacf481c2f476343bf1d565f578ed1245d3ef58a30
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Preferences~RFe58f2c7.TMP

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Default\Preferences~RFe58f2c7.TMP
                  • Size 6KB
                  • SHA256 5a273ead4f21101fe8a6f221f82f764a2368c697f008d74a6df7727fd5bd5f10
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  CURRENT

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

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Local State
                  • Size 1KB
                  • SHA256 a11040bc9ae481d60b46970e92b5cbaaeb1407580250c64f13f62f99074e93e5
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Local State
                  • Size 2KB
                  • SHA256 713cdd5d6411e21deb3123859c37d9c1621b9220f932536d5add9a82c2b04bec
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Local State
                  • Size 3KB
                  • SHA256 4df7022ede453035a4789e6533029de9a7e235381318fbe0a177ab6b1c4ac518
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Local State
                  • Size 16KB
                  • SHA256 11c189439979c6cb701190fe07731f8b7d25b1ec4ca89a79f814259a29a6d7bf
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe585407.TMP

                  • Path C:\Users\Admin\AppData\Local\com.uploadhaven.launcher\EBWebView\Local State~RFe585407.TMP
                  • Size 1KB
                  • SHA256 63b793b34280b62a56c8fa840f700438a9512126ecec06f4dde4e67935a73157
                  • MD5 SHA1 SHA512 TLSH

                  memory/1808-144-0x00007FFDC5E90000-0x00007FFDC5E91000-memory.dmp

                  memory/3472-25-0x00007FFDC5E90000-0x00007FFDC5E91000-memory.dmp