Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260618-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260618-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/06/2026, 12:14

General

  • Target
    Tendvane.exe
  • Size 2.8MB
  • Sample260628-pepyvsg19r
  • SHA256 8bd261d774902ad66eaaaaff28524b2a2227f7e8946cd2f2298cb9a29d995a8b
  • 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 9 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\Tendvane.exe
    "C:\Users\Admin\AppData\Local\Temp\Tendvane.exe"
    1⤵
    • Checks whether UAC is enabled
    • Suspicious use of WriteProcessMemory
    PID:3920
    • 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=Tendvane.exe --user-data-dir="C:\ProgramData\Tendvane\WebView2\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --enable-features=MojoIpcz --mojo-named-platform-channel-pipe=3920.1204.13023613727213299426 /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f
      2⤵
      • Drops file in Windows directory
      • Enumerates system info in registry
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of WriteProcessMemory
      PID:5624
      • 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:\ProgramData\Tendvane\WebView2\EBWebView /prefetch:4 /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f --monitor-self-annotation=ptype=crashpad-handler --database=C:\ProgramData\Tendvane\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=0x184,0x188,0x18c,0x160,0x194,0x7ffd75dd5fd8,0x7ffd75dd5fe4,0x7ffd75dd5ff0
        3⤵
          PID:1684
        • 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:\ProgramData\Tendvane\WebView2\EBWebView" --webview-exe-name=Tendvane.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1752 --field-trial-handle=1756,i,2626268712437510229,328245429968522968,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:2 /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f
          3⤵
            PID:2128
          • 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:\ProgramData\Tendvane\WebView2\EBWebView" --webview-exe-name=Tendvane.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2068 --field-trial-handle=1756,i,2626268712437510229,328245429968522968,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:3 /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f
            3⤵
              PID:1964
            • 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:\ProgramData\Tendvane\WebView2\EBWebView" --webview-exe-name=Tendvane.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2320 --field-trial-handle=1756,i,2626268712437510229,328245429968522968,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f
              3⤵
                PID:5628
              • 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:\ProgramData\Tendvane\WebView2\EBWebView" --webview-exe-name=Tendvane.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --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=3424 --field-trial-handle=1756,i,2626268712437510229,328245429968522968,262144 --enable-features=MojoIpcz --variations-seed-version /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f /prefetch:1
                3⤵
                  PID:6012
                • 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:\ProgramData\Tendvane\WebView2\EBWebView" --webview-exe-name=Tendvane.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=4344 --field-trial-handle=1756,i,2626268712437510229,328245429968522968,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f
                  3⤵
                    PID:2692
                  • 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:\ProgramData\Tendvane\WebView2\EBWebView" --webview-exe-name=Tendvane.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAABEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=4304 --field-trial-handle=1756,i,2626268712437510229,328245429968522968,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f
                    3⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4360
                  • 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:\ProgramData\Tendvane\WebView2\EBWebView" --webview-exe-name=Tendvane.exe --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --no-appcompat-clear --mojo-platform-channel-handle=2896 --field-trial-handle=1756,i,2626268712437510229,328245429968522968,262144 --enable-features=MojoIpcz --variations-seed-version /prefetch:8 /pfhostedapp:9ab8e1ed0816abeccfcb4b3bae079278ae9a7e6f
                    3⤵
                      PID:5776
                • C:\Windows\system32\vssvc.exe
                  C:\Windows\system32\vssvc.exe
                  1⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3628

                Network

                      MITRE ATT&CK Enterprise v16

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      settings.dat

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Crashpad\settings.dat
                      • Size 280B
                      • SHA256 45893cb619fa87e727936ccdd4660847c1db0516601afc13bb30aa0dacba2fd6
                      • MD5 SHA1 SHA512 TLSH

                      settings.dat

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Crashpad\settings.dat
                      • Size 280B
                      • SHA256 8bdff5af568faa386949103a0932599bed5478b0d71112c53377aefe8d247413
                      • MD5 SHA1 SHA512

                      throttle_store.dat

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Crashpad\throttle_store.dat
                      • Size 20B
                      • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                      • MD5 SHA1 SHA512

                      30cb7398-c992-4b86-9ac5-c273e463a59d.tmp

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Default\30cb7398-c992-4b86-9ac5-c273e463a59d.tmp
                      • Size 5KB
                      • SHA256 15b6a669a1f932b030cf68d52deeeed5a960e8408c388f58c2a549106046b572
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Network Persistent State

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Default\Network\Network Persistent State
                      • Size 111B
                      • SHA256 5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026
                      • MD5 SHA1 SHA512 TLSH

                      Network Persistent State~RFe59e45b.TMP

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Default\Network\Network Persistent State~RFe59e45b.TMP
                      • Size 59B
                      • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                      • MD5 SHA1 SHA512 TLSH

                      SCT Auditing Pending Reports

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Default\Network\SCT Auditing Pending Reports
                      • Size 2B
                      • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                      • MD5 SHA1 SHA512

                      Preferences

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Default\Preferences
                      • Size 5KB
                      • SHA256 559b78d0d2f045ec04acc36c29aecc469a51bac90e2655466362225a22771c81
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      CURRENT

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Default\Site Characteristics Database\CURRENT
                      • Size 16B
                      • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                      • MD5 SHA1 SHA512

                      MANIFEST-000001

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Default\shared_proto_db\metadata\MANIFEST-000001
                      • Size 41B
                      • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                      • MD5 SHA1 SHA512

                      data_0

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\GraphiteDawnCache\data_0
                      • Size 8KB
                      • SHA256 d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e
                      • MD5 SHA1 SHA512 SSDEEP

                      data_1

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\GraphiteDawnCache\data_1
                      • Size 264KB
                      • SHA256 902f30c1fb0597d0734bc34b979ec5d131f8f39a4b71b338083821216ec8d61b
                      • MD5 SHA1 SHA512 SSDEEP

                      data_2

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\GraphiteDawnCache\data_2
                      • Size 8KB
                      • SHA256 ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7
                      • MD5 SHA1 SHA512 SSDEEP

                      data_3

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\GraphiteDawnCache\data_3
                      • Size 8KB
                      • SHA256 e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c
                      • MD5 SHA1 SHA512 SSDEEP

                      Local State

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Local State
                      • Size 3KB
                      • SHA256 9ca5a4d3d138cc2b76bfbef44acc48e746d36f76503c6dae942d93ea95d38bf4
                      • MD5 SHA1 SHA512 TLSH

                      Local State

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Local State
                      • Size 15KB
                      • SHA256 60cb692709078dc35cdd07b8f5c08369d946f61790e2d464780f40cb830f0e11
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Local State

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Local State
                      • Size 2KB
                      • SHA256 7e453dac58589e68a801bf2f9dd34e00117928e0aae2528d5c9ef812ad0cea4d
                      • MD5 SHA1 SHA512 TLSH

                      Local State~RFe58bd11.TMP

                      • Path C:\ProgramData\Tendvane\WebView2\EBWebView\Local State~RFe58bd11.TMP
                      • Size 1KB
                      • SHA256 e581426b5322c353a2b503c9f4e939571b7a8ea01d8152894fc39b3a7d62a34a
                      • MD5 SHA1 SHA512 TLSH

                      memory/2128-26-0x00007FFD96540000-0x00007FFD96541000-memory.dmp

                      memory/2692-237-0x00007FFD96A40000-0x00007FFD96A41000-memory.dmp

                      memory/2692-236-0x00007FFD96410000-0x00007FFD96411000-memory.dmp

                      memory/2692-248-0x0000026682ED0000-0x0000026682EFF000-memory.dmp

                      memory/4360-271-0x00000204A29E0000-0x00000204A29E1000-memory.dmp

                      memory/4360-262-0x00000204A29E0000-0x00000204A29E1000-memory.dmp

                      memory/4360-270-0x00000204A29E0000-0x00000204A29E1000-memory.dmp

                      memory/4360-269-0x00000204A29E0000-0x00000204A29E1000-memory.dmp

                      memory/4360-268-0x00000204A29E0000-0x00000204A29E1000-memory.dmp

                      memory/4360-267-0x00000204A29E0000-0x00000204A29E1000-memory.dmp

                      memory/4360-266-0x00000204A29E0000-0x00000204A29E1000-memory.dmp

                      memory/4360-260-0x00000204A29E0000-0x00000204A29E1000-memory.dmp

                      memory/5776-300-0x000001D861FC0000-0x000001D861FEF000-memory.dmp

                      memory/6012-88-0x00007FFD96540000-0x00007FFD96541000-memory.dmp