Analysis

  • user interaction
    yes
  • max time kernel
    33s
  • max time network
    37s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 19:56

General

  • Target
    SolaraV3.exe
  • Size 18.2MB
  • Sample260804-yn636sdk9s
  • SHA256 6fb6fb3ffd97efda2e4eebc41d43704749fa42acabef9684f8ca8e880bcfc8ff
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Downloads MZ/PE file 2 IoCs
  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Loads dropped DLL 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Embeds OpenSSL 1 IoCs

    Embeds OpenSSL, may be used to circumvent TLS interception.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 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\SolaraV3.exe
    "C:\Users\Admin\AppData\Local\Temp\SolaraV3.exe"
    1⤵
    • Downloads MZ/PE file
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4124
    • 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=SolaraV3.exe --webview-exe-version=0.1.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.solara.v3\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=4124.5084.8225748842053056152 /pfhostedapp:44a73eecac610e4f54160b0fde5492a4455a6e98
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:2612
      • 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.solara.v3\EBWebView /prefetch:4 /pfhostedapp:44a73eecac610e4f54160b0fde5492a4455a6e98 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.solara.v3\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,0x160,0x194,0x7ffe19405fd8,0x7ffe19405fe4,0x7ffe19405ff0
        3⤵
          PID:5000
        • 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.solara.v3\EBWebView" --webview-exe-name=SolaraV3.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1856 --field-trial-handle=1860,i,11431157869758603911,16973369344698552703,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:44a73eecac610e4f54160b0fde5492a4455a6e98
          3⤵
            PID:4856
          • 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.solara.v3\EBWebView" --webview-exe-name=SolaraV3.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2056 --field-trial-handle=1860,i,11431157869758603911,16973369344698552703,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:44a73eecac610e4f54160b0fde5492a4455a6e98
            3⤵
              PID:2448
            • 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.solara.v3\EBWebView" --webview-exe-name=SolaraV3.exe --webview-exe-version=0.1.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2308 --field-trial-handle=1860,i,11431157869758603911,16973369344698552703,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:44a73eecac610e4f54160b0fde5492a4455a6e98
              3⤵
                PID:1344
              • 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.solara.v3\EBWebView" --webview-exe-name=SolaraV3.exe --webview-exe-version=0.1.0 --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=3464 --field-trial-handle=1860,i,11431157869758603911,16973369344698552703,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:44a73eecac610e4f54160b0fde5492a4455a6e98 /prefetch:1
                3⤵
                  PID:1828

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  DEBUG.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\bin\DEBUG.txt
                  • Size 206B
                  • SHA256 855e8a5ba5d9e3bceb75e975902d09c1798ab724571a537f5966a2e1bcaa84a3
                  • MD5 SHA1 SHA512 TLSH

                  DLCTBL_FRTS.tmp

                  • Path C:\Users\Admin\AppData\Local\Temp\bin\DLCTBL_FRTS.tmp
                  • Size 111KB
                  • SHA256 8288bc83978fe08ac83ef833a331ce32a3c6b13876aae200819692bc34afaf7a
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  UIDEBUG.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\bin\UIDEBUG.txt
                  • Size 592B
                  • SHA256 6301a8aa4f1545ea4222a285d5e6359aac5e718c42d70639985d405ad6a68274
                  • MD5 SHA1 SHA512 TLSH

                  UIDEBUG.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\bin\UIDEBUG.txt
                  • Size 2KB
                  • SHA256 ad9400c04d275247a968e269f83040f16d28462248f0bdf008cdb39c92a450aa
                  • MD5 SHA1 SHA512 TLSH

                  UIDEBUG.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\bin\UIDEBUG.txt
                  • Size 3KB
                  • SHA256 3edd078123f1b155764526e3ddb822bf37a87d3e63f103ffadb4fcf0f9d5db53
                  • MD5 SHA1 SHA512 TLSH

                  UIDEBUG.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\bin\UIDEBUG.txt
                  • Size 4KB
                  • SHA256 7abec68412ebba3a03f00e53ad2d6c454e874339ee1f3b6efbdae9401313351e
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  SolaraV3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\bin\dll\SolaraV3.dll
                  • Size 14.1MB
                  • SHA256 5867c50c281aaee3bb5863548b53787aeb8eb895f52768d6656b36147808a8af
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 fd818328df2649a8e690063e659c7fd431a3a3ad93cb2b76b7b07b54672e3854
                  • MD5 SHA1 SHA512 TLSH

                  settings.dat

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Crashpad\settings.dat
                  • Size 280B
                  • SHA256 883579639b68c03cf10119c8e8acf4e79b5df178f0765351355f8ae655b97069
                  • MD5 SHA1 SHA512

                  throttle_store.dat

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Crashpad\throttle_store.dat
                  • Size 20B
                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                  • MD5 SHA1 SHA512

                  MANIFEST-000001

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Default\Extension Rules\MANIFEST-000001
                  • Size 41B
                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                  • MD5 SHA1 SHA512

                  SCT Auditing Pending Reports

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Default\Network\SCT Auditing Pending Reports
                  • Size 2B
                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                  • MD5 SHA1 SHA512

                  CURRENT

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Default\shared_proto_db\metadata\CURRENT
                  • Size 16B
                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                  • MD5 SHA1 SHA512

                  data_0

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\GraphiteDawnCache\data_0
                  • Size 8KB
                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                  • MD5 SHA1 SHA512 SSDEEP

                  data_1

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\GraphiteDawnCache\data_1
                  • Size 264KB
                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                  • MD5 SHA1 SHA512 SSDEEP

                  data_2

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\GraphiteDawnCache\data_2
                  • Size 8KB
                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                  • MD5 SHA1 SHA512 SSDEEP

                  data_3

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\GraphiteDawnCache\data_3
                  • Size 8KB
                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                  • MD5 SHA1 SHA512 SSDEEP

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Local State
                  • Size 15KB
                  • SHA256 94a34fc953c780a70b3e8e9efd0882f7b724311f53624c157892e49529dc2fe5
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Local State
                  • Size 2KB
                  • SHA256 509cee78538f37a53b2d875289340b887edd8fed75bfc0adb4df16b21fc22a58
                  • MD5 SHA1 SHA512 TLSH

                  Local State

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Local State
                  • Size 3KB
                  • SHA256 c8ba145e8d9d4a04b470858ff5d110033fe0cc23c2aaa439b61d6da902250543
                  • MD5 SHA1 SHA512 TLSH

                  Local State~RFe590d83.TMP

                  • Path C:\Users\Admin\AppData\Local\com.solara.v3\EBWebView\Local State~RFe590d83.TMP
                  • Size 1KB
                  • SHA256 387ab7d60df9b308ee0b4c2ea181e672090a632e4f3b21f302e95cc8df47532b
                  • MD5 SHA1 SHA512 TLSH

                  memory/1828-104-0x00007FFE3A1C0000-0x00007FFE3A1C1000-memory.dmp

                  memory/4124-235-0x00007FFE164E0000-0x00007FFE17300000-memory.dmp

                  memory/4856-29-0x00007FFE3A1C0000-0x00007FFE3A1C1000-memory.dmp