Analysis

  • max time kernel
    151s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/11/2026, 18:15

General

  • Target
    modfab-studio.exe
  • Size 15.2MB
  • Sample261101-wwd19act6s
  • SHA256 bd1f1e1dee93d085b0c7f8ac8e51fecbe846c94b399354caa9fbcb6e7e9cbb5c
  • 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 18 IoCs
  • Queries registry keys for unique system GUIDs 1 TTPs 1 IoCs

    Queries the MachineGuid or HwProfileGuid value from the command line, commonly used to create a unique victim ID.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\modfab-studio.exe
    "C:\Users\Admin\AppData\Local\Temp\modfab-studio.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:5032
    • 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=modfab-studio.exe --webview-exe-version=0.1.0 --user-data-dir="C:\Users\Admin\AppData\Local\com.modfab.studio\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=5032.5408.9464590386671635174 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:1388
      • 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.modfab.studio\EBWebView /prefetch:4 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\com.modfab.studio\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,0x160,0x194,0x7ffd50da5fd8,0x7ffd50da5fe4,0x7ffd50da5ff0
        3⤵
          PID:5640
        • 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.modfab.studio\EBWebView" --webview-exe-name=modfab-studio.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=1724 --field-trial-handle=1728,i,7553477293552195476,9290142971538996583,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662
          3⤵
            PID:3508
          • 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.modfab.studio\EBWebView" --webview-exe-name=modfab-studio.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=2092 --field-trial-handle=1728,i,7553477293552195476,9290142971538996583,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662
            3⤵
              PID:4620
            • 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.modfab.studio\EBWebView" --webview-exe-name=modfab-studio.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=1852 --field-trial-handle=1728,i,7553477293552195476,9290142971538996583,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662
              3⤵
                PID:2540
              • 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.modfab.studio\EBWebView" --webview-exe-name=modfab-studio.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=3304 --field-trial-handle=1728,i,7553477293552195476,9290142971538996583,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662 /prefetch:1
                3⤵
                  PID:3700
                • 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.modfab.studio\EBWebView" --webview-exe-name=modfab-studio.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=4348 --field-trial-handle=1728,i,7553477293552195476,9290142971538996583,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662
                  3⤵
                    PID:4140
                  • 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.modfab.studio\EBWebView" --webview-exe-name=modfab-studio.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=4572 --field-trial-handle=1728,i,7553477293552195476,9290142971538996583,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662
                    3⤵
                      PID:5916
                    • 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.modfab.studio\EBWebView" --webview-exe-name=modfab-studio.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=2044 --field-trial-handle=1728,i,7553477293552195476,9290142971538996583,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:756
                    • 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.modfab.studio\EBWebView" --webview-exe-name=modfab-studio.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=4036 --field-trial-handle=1728,i,7553477293552195476,9290142971538996583,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:bd802b84b60de1a9b062bea8273de91aa49d8662
                      3⤵
                        PID:4508
                    • C:\Windows\system32\reg.exe
                      "reg" query HKLM\SOFTWARE\Microsoft\Cryptography /v MachineGuid
                      2⤵
                      • Queries registry keys for unique system GUIDs
                      PID:3040
                    • C:\Windows\system32\curl.exe
                      "curl.exe" -K -
                      2⤵
                        PID:4952
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k GPSvcGroup
                      1⤵
                        PID:6084

                      Network

                            MITRE ATT&CK Enterprise v16

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            202cfe37-88bc-4b79-9241-e1888448b920.tmp

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\202cfe37-88bc-4b79-9241-e1888448b920.tmp
                            • Size 2KB
                            • SHA256 3dd25a7180f4f15b242451ee5896975773409d684295895ac3d220e428fa8515
                            • MD5 SHA1 SHA512 TLSH

                            639c2c32-0bc0-4362-899f-fd858bcae1be.tmp

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\639c2c32-0bc0-4362-899f-fd858bcae1be.tmp
                            • Size 3KB
                            • SHA256 a963da9505591814b8a633e65d7531bb9c2045c66d868caa9fd263b463dee01a
                            • MD5 SHA1 SHA512 TLSH

                            settings.dat

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Crashpad\settings.dat
                            • Size 280B
                            • SHA256 1122bbaf59d27f97b97957aa7571dea759f95c385dce914e6224cb14169147dc
                            • MD5 SHA1 SHA512 TLSH

                            settings.dat

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Crashpad\settings.dat
                            • Size 280B
                            • SHA256 31ea209a5812968912ffa47e92c4a80198300e459c38dd276114ec221b9b9c12
                            • MD5 SHA1 SHA512

                            throttle_store.dat

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

                            3a36c71a-e018-453e-900f-1e2ba5a6189a.tmp

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Default\3a36c71a-e018-453e-900f-1e2ba5a6189a.tmp
                            • Size 6KB
                            • SHA256 3b6f262e75b95f03561d9147ca2b5c07e0611c9afe77c97789aa190180720c3b
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            temp-index

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Default\Code Cache\js\index-dir\temp-index
                            • Size 72B
                            • SHA256 cef75d2f52b0715095b569aea3a2ff8fff0a3346f2134a0f512b4f0b2aab874c
                            • MD5 SHA1 SHA512 TLSH

                            the-real-index

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                            • Size 48B
                            • SHA256 6446dad61bfa4d94b1a252be1da46de796ed8e9e380b77fce4b9bb7fadd8c840
                            • MD5 SHA1 SHA512

                            9b255a68-7eef-48db-aabe-70829250bd74.tmp

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Default\Network\9b255a68-7eef-48db-aabe-70829250bd74.tmp
                            • Size 111B
                            • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                            • MD5 SHA1 SHA512 TLSH

                            Network Persistent State

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Default\Network\Network Persistent State
                            • Size 59B
                            • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                            • MD5 SHA1 SHA512 TLSH

                            SCT Auditing Pending Reports

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

                            CURRENT

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

                            ab507e20-8fd0-4895-8159-983b20c9ccf8.tmp

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Default\ab507e20-8fd0-4895-8159-983b20c9ccf8.tmp
                            • Size 6KB
                            • SHA256 54c1a692b6c8228869d0685a373fdc5c2c5b9fad46916443598377b04e527ed2
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            MANIFEST-000001

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

                            data_0

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\GrShaderCache\data_0
                            • Size 8KB
                            • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                            • MD5 SHA1 SHA512 SSDEEP

                            data_1

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\GrShaderCache\data_1
                            • Size 264KB
                            • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                            • MD5 SHA1 SHA512 SSDEEP

                            data_2

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\GrShaderCache\data_2
                            • Size 8KB
                            • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                            • MD5 SHA1 SHA512 SSDEEP

                            data_3

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\GrShaderCache\data_3
                            • Size 8KB
                            • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                            • MD5 SHA1 SHA512 SSDEEP

                            Local State

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\Local State
                            • Size 1KB
                            • SHA256 5ba3c5b400ca49ad7499d359b3ca653e1f414043253e66b5e12ef68571503186
                            • MD5 SHA1 SHA512 TLSH

                            f9d5168d-12d2-4725-93cf-386712fa8ab0.tmp

                            • Path C:\Users\Admin\AppData\Local\com.modfab.studio\EBWebView\f9d5168d-12d2-4725-93cf-386712fa8ab0.tmp
                            • Size 15KB
                            • SHA256 4dd71c34d673a7490975b3440b3ceaab2a7afe2af8125ccd5cafa3d577dd3d09
                            • MD5 SHA1 SHA512 SSDEEP TLSH

                            manifest.json

                            • Path C:\Windows\SystemTemp\chrome_Unpacker_BeginUnzipping1388_1591315464\manifest.json
                            • Size 69B
                            • SHA256 c0622dadf4ec10ce5f4a64e3f24956b750345dcc194d0bd3ff73cfce1bf6081e
                            • MD5 SHA1 SHA512 TLSH

                            manifest.json

                            • Path C:\Windows\SystemTemp\chrome_Unpacker_BeginUnzipping1388_2030556279\manifest.json
                            • Size 118B
                            • SHA256 cc33e26f3b2efe862336389207db045cc7a916940213b9d33d845c82c12c8712
                            • MD5 SHA1 SHA512 TLSH

                            manifest.json

                            • Path C:\Windows\SystemTemp\chrome_Unpacker_BeginUnzipping1388_801022743\manifest.json
                            • Size 108B
                            • SHA256 8d58f4f4ef20dff6cd1c27243ddbe12d50713f2cf8bb22ba73696bbb04b36f4c
                            • MD5 SHA1 SHA512 TLSH

                            memory/756-341-0x000002E3D1400000-0x000002E3D1401000-memory.dmp

                            memory/756-332-0x000002E3D1400000-0x000002E3D1401000-memory.dmp

                            memory/756-334-0x000002E3D1400000-0x000002E3D1401000-memory.dmp

                            memory/756-343-0x000002E3D1400000-0x000002E3D1401000-memory.dmp

                            memory/756-342-0x000002E3D1400000-0x000002E3D1401000-memory.dmp

                            memory/756-340-0x000002E3D1400000-0x000002E3D1401000-memory.dmp

                            memory/756-339-0x000002E3D1400000-0x000002E3D1401000-memory.dmp

                            memory/756-338-0x000002E3D1400000-0x000002E3D1401000-memory.dmp

                            memory/3508-27-0x00007FFD708F0000-0x00007FFD708F1000-memory.dmp

                            memory/3700-73-0x00007FFD708F0000-0x00007FFD708F1000-memory.dmp

                            memory/4140-262-0x00007FFD71940000-0x00007FFD71941000-memory.dmp

                            memory/4140-263-0x00007FFD6FF80000-0x00007FFD6FF81000-memory.dmp