Analysis

  • user interaction
    yes
  • max time kernel
    60s
  • max time network
    64s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    20/08/2026, 02:20

General

  • Target
    stellar.exe
  • Size 29.9MB
  • Sample260820-csfwwsdn2z
  • SHA256 8fab8e24eabd250b6dbcc5b58075ec480d8ca949e6e5a065c792230ff50cce8a
  • 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
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\stellar.exe
    "C:\Users\Admin\AppData\Local\Temp\stellar.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1756
    • 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=stellar.exe --webview-exe-version=2.1.1 --user-data-dir="C:\Users\Admin\AppData\Local\dev.stellar.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=1756.4496.659422102467642529 /pfhostedapp:7346ada77ad42d3004fa8dbea997eea31e49a493
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:3420
      • 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\dev.stellar.launcher\EBWebView /prefetch:4 /pfhostedapp:7346ada77ad42d3004fa8dbea997eea31e49a493 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\dev.stellar.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,0x120,0x194,0x7ffd8da05fd8,0x7ffd8da05fe4,0x7ffd8da05ff0
        3⤵
          PID:4772
        • 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\dev.stellar.launcher\EBWebView" --webview-exe-name=stellar.exe --webview-exe-version=2.1.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1764 --field-trial-handle=1768,i,12454052016002646532,3654564482773966010,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:7346ada77ad42d3004fa8dbea997eea31e49a493
          3⤵
            PID:4932
          • 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\dev.stellar.launcher\EBWebView" --webview-exe-name=stellar.exe --webview-exe-version=2.1.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2024 --field-trial-handle=1768,i,12454052016002646532,3654564482773966010,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:7346ada77ad42d3004fa8dbea997eea31e49a493
            3⤵
              PID:5096
            • 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\dev.stellar.launcher\EBWebView" --webview-exe-name=stellar.exe --webview-exe-version=2.1.1 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2312 --field-trial-handle=1768,i,12454052016002646532,3654564482773966010,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:7346ada77ad42d3004fa8dbea997eea31e49a493
              3⤵
                PID:2460
              • 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\dev.stellar.launcher\EBWebView" --webview-exe-name=stellar.exe --webview-exe-version=2.1.1 --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=3448 --field-trial-handle=1768,i,12454052016002646532,3654564482773966010,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:7346ada77ad42d3004fa8dbea997eea31e49a493 /prefetch:1
                3⤵
                  PID:5140

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 477519a859368c0b0f2231c96c15dfd4fe383a0124f67162bc13c29e48a54596
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 bd2b28bcdde75811d1919034aea99e687b6c55b34ecb8927b0b9df209b643b46
                  • MD5 SHA1 SHA512 TLSH

                  throttle_store.dat

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

                  the-real-index

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                  • Size 72B
                  • SHA256 a3ca82a96112190a7746c89cca5f391c2b408a4900aa213f873adbc8cc6f1da3
                  • MD5 SHA1 SHA512 TLSH

                  the-real-index~RFe593fde.TMP

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe593fde.TMP
                  • Size 48B
                  • SHA256 8ffb2834e6211112c44474f502329bfa705c24d441c5b46fe83476a5239f29d7
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

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

                  data_3

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Default\GPUCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  SCT Auditing Pending Reports

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

                  TransportSecurity

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Default\Network\TransportSecurity
                  • Size 356B
                  • SHA256 a5f028a6bdf6dc19773bfc320b5819e6312ff7de0d0026410fe61d0576c22f4d
                  • MD5 SHA1 SHA512 TLSH

                  TransportSecurity~RFe59c00a.TMP

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Default\Network\TransportSecurity~RFe59c00a.TMP
                  • Size 356B
                  • SHA256 a8df21ca5da2b488ba5fae5b3f722ca7fe272e4e87123002c72435aac8816a3a
                  • MD5 SHA1 SHA512 TLSH

                  Preferences

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Default\Preferences
                  • Size 6KB
                  • SHA256 ff9ebf5b7d76da1cc112ac28a3193b2dca921682d7804a43db1dfb30b77c03ca
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Preferences~RFe595af7.TMP

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Default\Preferences~RFe595af7.TMP
                  • Size 5KB
                  • SHA256 ab2a64c6938c1a711c05078a744a18ad4a48e48864c315b972294bf3ded16092
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Default\Sync Data\LevelDB\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  data_0

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

                  data_1

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

                  data_2

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

                  Local State

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Local State
                  • Size 2KB
                  • SHA256 c91c1aa50fb07fc80af87de0062873c7baf31166c7937da1a73bb73df6e3ced8
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Local State
                  • Size 3KB
                  • SHA256 a427cf68d87f88f1deecd0b7e0e1cb29739fcb0f29d78b78f6190936a0bffd10
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Local State
                  • Size 3KB
                  • SHA256 c358c1b228b3375e457e2290d9693614e88fea79a34a07cd20474900b6ce8766
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Local State
                  • Size 15KB
                  • SHA256 801184515124ab0fb3bd7fca1c95226ae465505788c2690633a3d6b955eb2dae
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State~RFe58ee33.TMP

                  • Path C:\Users\Admin\AppData\Local\dev.stellar.launcher\EBWebView\Local State~RFe58ee33.TMP
                  • Size 1KB
                  • SHA256 05e52e564e0859ecbf96b3bf823fbc9707bf67bbf72134945f663f252110712a
                  • MD5 SHA1 SHA512 TLSH

                  memory/4932-24-0x00007FFDAE330000-0x00007FFDAE331000-memory.dmp

                  memory/5140-101-0x00007FFDAE330000-0x00007FFDAE331000-memory.dmp