Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/06/2026, 01:06

General

  • Target
    STRK Loader Public.exe
  • Size 2.8MB
  • Sample260628-bf3z8aex5x
  • SHA256 e867fd547b84be66a9b4595da1eb6536da20d1ee027ab6e16c6cca3c59a59312
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • 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 12 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\STRK Loader Public.exe
    "C:\Users\Admin\AppData\Local\Temp\STRK Loader Public.exe"
    1⤵
    • Loads dropped DLL
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2656
    • 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="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --user-data-dir="C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=2656.3032.13145146095264391958 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:3836
      • 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\STRKLoader\WebView2\EBWebView /prefetch:4 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\STRKLoader\WebView2\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=0x180,0x184,0x188,0x15c,0x190,0x7ffa46645fd8,0x7ffa46645fe4,0x7ffa46645ff0
        3⤵
          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=gpu-process --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView" --webview-exe-name="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1736 --field-trial-handle=1740,i,15011523861736405874,10310226084966484309,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1
          3⤵
            PID:5972
          • 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\STRKLoader\WebView2\EBWebView" --webview-exe-name="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=1964 --field-trial-handle=1740,i,15011523861736405874,10310226084966484309,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1
            3⤵
              PID:1668
            • 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\STRKLoader\WebView2\EBWebView" --webview-exe-name="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2372 --field-trial-handle=1740,i,15011523861736405874,10310226084966484309,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1
              3⤵
                PID:2520
              • 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\STRKLoader\WebView2\EBWebView" --webview-exe-name="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --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=3336 --field-trial-handle=1740,i,15011523861736405874,10310226084966484309,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1 /prefetch:1
                3⤵
                  PID:5472
                • 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\STRKLoader\WebView2\EBWebView" --webview-exe-name="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4364 --field-trial-handle=1740,i,15011523861736405874,10310226084966484309,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1
                  3⤵
                    PID:2996
                  • 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\STRKLoader\WebView2\EBWebView" --webview-exe-name="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4428 --field-trial-handle=1740,i,15011523861736405874,10310226084966484309,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1
                    3⤵
                      PID:4444
                    • 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\STRKLoader\WebView2\EBWebView" --webview-exe-name="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4364 --field-trial-handle=1740,i,15011523861736405874,10310226084966484309,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1
                      3⤵
                        PID:5148
                      • 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\STRKLoader\WebView2\EBWebView" --webview-exe-name="STRK Loader Public.exe" --webview-exe-version=0.0.0.0 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4620 --field-trial-handle=1740,i,15011523861736405874,10310226084966484309,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:eda683c63f5caff999255cd5eeb46d52df6c30a1
                        3⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:4436
                    • C:\Windows\SYSTEM32\cmd.exe
                      "cmd.exe" /c python --version 2>&1
                      2⤵
                        PID:4816
                      • C:\Windows\SYSTEM32\cmd.exe
                        "cmd.exe" /c py --version 2>&1
                        2⤵
                          PID:1956
                        • C:\Windows\SYSTEM32\cmd.exe
                          "cmd.exe" /c frida --version 2>&1
                          2⤵
                            PID:4764
                          • C:\Windows\SYSTEM32\cmd.exe
                            "cmd.exe" /c python -m frida --version 2>&1
                            2⤵
                              PID:2864
                            • C:\Windows\SYSTEM32\cmd.exe
                              "cmd.exe" /c node --version 2>&1
                              2⤵
                                PID:5948

                            Network

                                  MITRE ATT&CK Enterprise v16

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  settings.dat

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Crashpad\settings.dat
                                  • Size 280B
                                  • SHA256 307f21b575c2ebf422188d67a8a556559676990ad9efd37a1dc7afa3b8702eb9
                                  • MD5 SHA1 SHA512

                                  settings.dat

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Crashpad\settings.dat
                                  • Size 280B
                                  • SHA256 63a6c814cbb029c76004def80599368a9f83aeca2bc9687b50ea6bb8b2a00722
                                  • MD5 SHA1 SHA512 TLSH

                                  throttle_store.dat

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Crashpad\throttle_store.dat
                                  • Size 20B
                                  • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                                  • MD5 SHA1 SHA512

                                  Network Persistent State

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Default\Network\Network Persistent State
                                  • Size 59B
                                  • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                                  • MD5 SHA1 SHA512 TLSH

                                  Network Persistent State

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Default\Network\Network Persistent State
                                  • Size 111B
                                  • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                                  • MD5 SHA1 SHA512 TLSH

                                  SCT Auditing Pending Reports

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Default\Network\SCT Auditing Pending Reports
                                  • Size 2B
                                  • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                                  • MD5 SHA1 SHA512

                                  Preferences

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Default\Preferences
                                  • Size 5KB
                                  • SHA256 f447122e64556e6f2b5c3df92844aa427fccefd6efd80a7af966a93057810ce7
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  CURRENT

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Default\Site Characteristics Database\CURRENT
                                  • Size 16B
                                  • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                                  • MD5 SHA1 SHA512

                                  c8515195-f8d0-4f3d-93dc-b6fb9f09dacc.tmp

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Default\c8515195-f8d0-4f3d-93dc-b6fb9f09dacc.tmp
                                  • Size 5KB
                                  • SHA256 c79ef2796ae369c872be07ce754d24fe5fecd3ef109c86617351d4587f8c95bb
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  MANIFEST-000001

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Default\shared_proto_db\metadata\MANIFEST-000001
                                  • Size 41B
                                  • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                                  • MD5 SHA1 SHA512

                                  data_0

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\GraphiteDawnCache\data_0
                                  • Size 8KB
                                  • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                                  • MD5 SHA1 SHA512 SSDEEP

                                  data_1

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\GraphiteDawnCache\data_1
                                  • Size 264KB
                                  • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                                  • MD5 SHA1 SHA512 SSDEEP

                                  data_2

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\GraphiteDawnCache\data_2
                                  • Size 8KB
                                  • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                                  • MD5 SHA1 SHA512 SSDEEP

                                  data_3

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\GraphiteDawnCache\data_3
                                  • Size 8KB
                                  • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                                  • MD5 SHA1 SHA512 SSDEEP

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Local State
                                  • Size 2KB
                                  • SHA256 6a0fc0c8dc89401aa398a5fb9f9f340b18a8d8ffb45067e368fb17709bdcd428
                                  • MD5 SHA1 SHA512 TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Local State
                                  • Size 15KB
                                  • SHA256 12da07059eceb697c11333935f2aabf34fccce161a18e720cdcec9483bd4ac11
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Local State
                                  • Size 3KB
                                  • SHA256 b2a55a72ddc885cfd9ecc52945d0bb83f1ac95ee28e032d83e255ef846e7f0d5
                                  • MD5 SHA1 SHA512 TLSH

                                  Local State~RFe593241.TMP

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\WebView2\EBWebView\Local State~RFe593241.TMP
                                  • Size 1KB
                                  • SHA256 af55be47d2960bd3a5ba65fe231561a55f523d6e1da98a7ff8693081cf774dee
                                  • MD5 SHA1 SHA512 TLSH

                                  Microsoft.Web.WebView2.WinForms.dll

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\dlls\Microsoft.Web.WebView2.WinForms.dll
                                  • Size 37KB
                                  • SHA256 1935405eaede5c985cdb60a81175817ece52f132e3fa356b6a6db753bbf45207
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  WebView2Loader.dll

                                  • Path C:\Users\Admin\AppData\Local\STRKLoader\dlls\WebView2Loader.dll
                                  • Size 155KB
                                  • SHA256 bb5fda5f2d3aae5e0977ab28d8a8a00acfd63d73748aaac32daf4fc6645b6677
                                  • MD5 SHA1 SHA512 SSDEEP TLSH

                                  memory/2656-201-0x00007FFA4B5F0000-0x00007FFA4BF94000-memory.dmp

                                  memory/2656-47-0x00007FFA4B5F0000-0x00007FFA4BF94000-memory.dmp

                                  memory/2656-40-0x00007FFA4B5F0000-0x00007FFA4BF94000-memory.dmp

                                  memory/2656-39-0x00007FFA4B5F0000-0x00007FFA4BF94000-memory.dmp

                                  memory/2656-38-0x00007FFA4B5F0000-0x00007FFA4BF94000-memory.dmp

                                  memory/2656-37-0x000000001DA30000-0x000000001DAD2000-memory.dmp

                                  memory/2656-43-0x00007FFA4B5F0000-0x00007FFA4BF94000-memory.dmp

                                  memory/2656-3-0x00007FFA4B5F0000-0x00007FFA4BF94000-memory.dmp

                                  memory/2656-1-0x0000000000220000-0x00000000004EE000-memory.dmp

                                  memory/2656-30-0x0000000002B80000-0x0000000002B8E000-memory.dmp

                                  memory/2656-2-0x0000000002AF0000-0x0000000002AF6000-memory.dmp

                                  memory/2656-5-0x0000000002B30000-0x0000000002B42000-memory.dmp

                                  memory/2656-4-0x00007FFA4B5F0000-0x00007FFA4BF94000-memory.dmp

                                  memory/2656-0-0x00007FFA4B77F000-0x00007FFA4B780000-memory.dmp

                                  memory/2996-246-0x00007FFA6CA20000-0x00007FFA6CA21000-memory.dmp

                                  memory/2996-245-0x00007FFA6CEF0000-0x00007FFA6CEF1000-memory.dmp

                                  memory/4436-322-0x000001A605320000-0x000001A605321000-memory.dmp

                                  memory/4436-324-0x000001A605320000-0x000001A605321000-memory.dmp

                                  memory/4436-328-0x000001A605320000-0x000001A605321000-memory.dmp

                                  memory/4436-329-0x000001A605320000-0x000001A605321000-memory.dmp

                                  memory/4436-333-0x000001A605320000-0x000001A605321000-memory.dmp

                                  memory/4436-332-0x000001A605320000-0x000001A605321000-memory.dmp

                                  memory/4436-331-0x000001A605320000-0x000001A605321000-memory.dmp

                                  memory/4436-330-0x000001A605320000-0x000001A605321000-memory.dmp

                                  memory/5472-146-0x00007FFA6DC20000-0x00007FFA6DC21000-memory.dmp

                                  memory/5972-64-0x00007FFA6DC20000-0x00007FFA6DC21000-memory.dmp