Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    08/08/2026, 12:18

General

  • Target
    murmr-app.exe
  • Size 16.6MB
  • Sample260808-pgp2msdd78
  • SHA256 3ae4e15b254727f07524f8d1e1144d19305465dc519efea74641f1cce3c9c688
  • 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.

  • Drops file in Windows directory 28 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\murmr-app.exe
    "C:\Users\Admin\AppData\Local\Temp\murmr-app.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1920
    • 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=murmr-app.exe --webview-exe-version=0.1.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.quantops.murmr\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=1920.4920.13743794758924557808 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:4164
      • 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.quantops.murmr\EBWebView /prefetch:4 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.quantops.murmr\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=0x188,0x18c,0x190,0x110,0x16c,0x7ffafce85fd8,0x7ffafce85fe4,0x7ffafce85ff0
        3⤵
          PID:4608
        • 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.quantops.murmr\EBWebView" --webview-exe-name=murmr-app.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=1740 --field-trial-handle=1808,i,10689392546149255855,11839670083995165619,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841
          3⤵
            PID:2060
          • 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.quantops.murmr\EBWebView" --webview-exe-name=murmr-app.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=2088 --field-trial-handle=1808,i,10689392546149255855,11839670083995165619,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841
            3⤵
              PID:5956
            • 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.quantops.murmr\EBWebView" --webview-exe-name=murmr-app.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=2264 --field-trial-handle=1808,i,10689392546149255855,11839670083995165619,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841
              3⤵
                PID:5024
              • 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.quantops.murmr\EBWebView" --webview-exe-name=murmr-app.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=3484 --field-trial-handle=1808,i,10689392546149255855,11839670083995165619,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841 /prefetch:1
                3⤵
                  PID:264
                • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView" --webview-exe-name=murmr-app.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=4504 --field-trial-handle=1808,i,10689392546149255855,11839670083995165619,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841
                  3⤵
                    PID:1140
                  • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView" --webview-exe-name=murmr-app.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=4524 --field-trial-handle=1808,i,10689392546149255855,11839670083995165619,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841
                    3⤵
                      PID:5108
                    • 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 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.26100.1301 --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView" --webview-exe-name=murmr-app.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=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4596 --field-trial-handle=1808,i,10689392546149255855,11839670083995165619,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:4236
                    • 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=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView" --webview-exe-name=murmr-app.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=4112 --field-trial-handle=1808,i,10689392546149255855,11839670083995165619,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:50143d7230548a9da218476c517e8c87949ff841
                      3⤵
                        PID:6080

                  Network

                        MITRE ATT&CK Enterprise v16

                        Replay Monitor

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                        Downloads

                        settings.dat

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Crashpad\settings.dat
                        • Size 280B
                        • SHA256 ec00146760e521422ab0a3bdc8d2e4cd56e3134bccbedf16a59fd2a7f385d3a9
                        • MD5 SHA1 SHA512 TLSH

                        settings.dat

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Crashpad\settings.dat
                        • Size 280B
                        • SHA256 cf69b951554fc2735ee2575f6d0ba73e88139dc24cbf2d9ad99b433a572dafc6
                        • MD5 SHA1 SHA512

                        throttle_store.dat

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

                        957bc432-8d8b-45e2-a854-450b12ff3683.tmp

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Default\957bc432-8d8b-45e2-a854-450b12ff3683.tmp
                        • Size 6KB
                        • SHA256 60e0061aa28856d996e9820add4043d1e7ab1487492854885d37bb2e64659a45
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        Network Persistent State

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Default\Network\Network Persistent State
                        • Size 111B
                        • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                        • MD5 SHA1 SHA512 TLSH

                        Network Persistent State~RFe5a471c.TMP

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Default\Network\Network Persistent State~RFe5a471c.TMP
                        • Size 59B
                        • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                        • MD5 SHA1 SHA512 TLSH

                        SCT Auditing Pending Reports

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

                        Preferences

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Default\Preferences
                        • Size 6KB
                        • SHA256 dcd8d61519a0cc295658ef73f3f4a6002b7f50f8c6461eed797ce7ee06cf4d19
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        CURRENT

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

                        MANIFEST-000001

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Default\shared_proto_db\metadata\MANIFEST-000001
                        • Size 41B
                        • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                        • MD5 SHA1 SHA512

                        data_0

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

                        data_1

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

                        data_2

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

                        data_3

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

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Local State
                        • Size 3KB
                        • SHA256 372bd580d73e8a9576a5a9493fe0f886082280985ba4f780b3b8ed0982d748aa
                        • MD5 SHA1 SHA512 TLSH

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Local State
                        • Size 15KB
                        • SHA256 45a6aa877b59f3780a684da18979403b0b71c539970c396e9195cfc857a29103
                        • MD5 SHA1 SHA512 SSDEEP TLSH

                        Local State

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Local State
                        • Size 2KB
                        • SHA256 09665fedeb79dab06072e49eabc89dab239cb99e551549a26ab56a16410221cf
                        • MD5 SHA1 SHA512 TLSH

                        Local State~RFe591c77.TMP

                        • Path C:\Users\Admin\AppData\Local\com.quantops.murmr\EBWebView\Local State~RFe591c77.TMP
                        • Size 1KB
                        • SHA256 9b5f616120e8f1c03816f6c33ca84d0329b04995c27f48281ffe7bdb47cc0f16
                        • MD5 SHA1 SHA512 TLSH

                        memory/264-104-0x00007FFB1FC00000-0x00007FFB1FC01000-memory.dmp

                        memory/1140-216-0x00007FFB1F410000-0x00007FFB1F411000-memory.dmp

                        memory/1140-215-0x00007FFB20000000-0x00007FFB20001000-memory.dmp

                        memory/2060-28-0x00007FFB1FC00000-0x00007FFB1FC01000-memory.dmp

                        memory/4236-295-0x000001BAD80B0000-0x000001BAD80B1000-memory.dmp

                        memory/4236-302-0x000001BAD80B0000-0x000001BAD80B1000-memory.dmp

                        memory/4236-301-0x000001BAD80B0000-0x000001BAD80B1000-memory.dmp

                        memory/4236-300-0x000001BAD80B0000-0x000001BAD80B1000-memory.dmp

                        memory/4236-299-0x000001BAD80B0000-0x000001BAD80B1000-memory.dmp

                        memory/4236-303-0x000001BAD80B0000-0x000001BAD80B1000-memory.dmp

                        memory/4236-304-0x000001BAD80B0000-0x000001BAD80B1000-memory.dmp

                        memory/4236-293-0x000001BAD80B0000-0x000001BAD80B1000-memory.dmp