Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/07/2026, 14:04

General

  • Target
    jjsploit_8.18.4_x64_en-US (2).msi
  • Size 6.0MB
  • Sample260718-rdfd5sgv9t
  • SHA256 ea003af9543a0300e61e0e4df3ed6347fc4eb89fa79a110467581be59f9780c5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Drops file in Program Files directory 21 IoCs
  • Drops file in Windows directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 26 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\jjsploit_8.18.4_x64_en-US (2).msi"
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4708
    • C:\Program Files\jjsploit\jjsploit.exe
      "C:\Program Files\jjsploit\jjsploit.exe"
      2⤵
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:716
      • 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=jjsploit.exe --webview-exe-version=8.18.4 --user-data-dir="C:\Users\Admin\AppData\Local\net.wearedevs\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=716.3748.16799258894770084247 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
        3⤵
        • Drops file in Windows directory
        • Enumerates system info in registry
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:484
        • 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\net.wearedevs\EBWebView /prefetch:4 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\net.wearedevs\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,0x160,0x194,0x7ffc0e365fd8,0x7ffc0e365fe4,0x7ffc0e365ff0
          4⤵
            PID:1328
          • 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\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.18.4 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1760 --field-trial-handle=1664,i,12765521088580622201,395448210716790482,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
            4⤵
              PID:3012
            • 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\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.18.4 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=1960 --field-trial-handle=1664,i,12765521088580622201,395448210716790482,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
              4⤵
                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=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.18.4 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2272 --field-trial-handle=1664,i,12765521088580622201,395448210716790482,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
                4⤵
                  PID:1392
                • 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\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.18.4 --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=3292 --field-trial-handle=1664,i,12765521088580622201,395448210716790482,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f /prefetch:1
                  4⤵
                    PID:4656
                  • 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\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.18.4 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4424 --field-trial-handle=1664,i,12765521088580622201,395448210716790482,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
                    4⤵
                      PID:6080
              • C:\Windows\system32\msiexec.exe
                C:\Windows\system32\msiexec.exe /V
                1⤵
                • Enumerates connected drives
                • Drops file in Program Files directory
                • Drops file in Windows directory
                • Modifies data under HKEY_USERS
                • Modifies registry class
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:5692
                • C:\Windows\syswow64\MsiExec.exe
                  C:\Windows\syswow64\MsiExec.exe -Embedding 3DC1383057D343D7EF50FDAA37B21A32 C
                  2⤵
                  • Loads dropped DLL
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of SetWindowsHookEx
                  PID:6060
                • C:\Windows\system32\srtasks.exe
                  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
                  2⤵
                    PID:476
                • C:\Windows\system32\vssvc.exe
                  C:\Windows\system32\vssvc.exe
                  1⤵
                  • Checks SCSI registry key(s)
                  PID:4924

                Network

                      MITRE ATT&CK Enterprise v16

                      Replay Monitor

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                      Downloads

                      e5a4289.rbs

                      • Path C:\Config.Msi\e5a4289.rbs
                      • Size 21KB
                      • SHA256 ce48eb8bc5fbc33d12f86796ab6d15737faee80d1d817cc3452450a7d3c011df
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      jjsploit.exe

                      • Path C:\Program Files\jjsploit\jjsploit.exe
                      • Size 17.6MB
                      • SHA256 bb8da5fea36720a6a3b33543742f6c04a9bbbb394e97e8cd7af0cb24873a0f7c
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      jjsploit.lnk

                      • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\jjsploit\jjsploit.lnk
                      • Size 1KB
                      • SHA256 b99ace3938f0c7afd3e26bb8580156f6afd1c128be35e3a0ae82682010b6f710
                      • MD5 SHA1 SHA512 TLSH

                      jjsploit.lnk~RFe5a4a0a.TMP

                      • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\jjsploit\jjsploit.lnk~RFe5a4a0a.TMP
                      • Size 1KB
                      • SHA256 21f5540c845714405eebc25da72fa97bbc3d0d97246a5f848f2d14c8aac2acbc
                      • MD5 SHA1 SHA512 TLSH

                      MSIE42C.tmp

                      • Path C:\Users\Admin\AppData\Local\Temp\MSIE42C.tmp
                      • Size 132KB
                      • SHA256 7f47d98ab25cfea9b3a2e898c3376cc9ba1cd893b4948b0c27caa530fd0e34cc
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      settings.dat

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Crashpad\settings.dat
                      • Size 280B
                      • SHA256 50a1b098a0d85b4f6602387788239501d96a4d3d8225252fe364fa1f1e509057
                      • MD5 SHA1 SHA512

                      settings.dat

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Crashpad\settings.dat
                      • Size 280B
                      • SHA256 300230f1ba26b9c1aa2964930c06636777b8d5a42820b51e820a3c1366ec6e13
                      • MD5 SHA1 SHA512 TLSH

                      throttle_store.dat

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

                      the-real-index

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                      • Size 144B
                      • SHA256 5258b193ec9cd52148eb99659729d4703f2ef19d4614d47edb644917ef575ba1
                      • MD5 SHA1 SHA512 TLSH

                      the-real-index~RFe5ad41a.TMP

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe5ad41a.TMP
                      • Size 48B
                      • SHA256 e56b9d36f56b33f49bd69ff4fc5354bdac799c7e1c60a32246522e60e1741287
                      • MD5 SHA1 SHA512

                      data_1

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\DawnCache\data_1
                      • Size 264KB
                      • SHA256 b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec
                      • MD5 SHA1 SHA512 SSDEEP

                      000001.dbtmp

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Extension Rules\000001.dbtmp
                      • Size 16B
                      • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                      • MD5 SHA1 SHA512

                      MANIFEST-000001

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

                      Network Persistent State

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Network\Network Persistent State
                      • Size 1KB
                      • SHA256 7a1b6869061dbd33cc2c476181afcc6a003538049b05443a5b9fcffc1c571f27
                      • MD5 SHA1 SHA512 TLSH

                      Network Persistent State~RFe5b8e13.TMP

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Network\Network Persistent State~RFe5b8e13.TMP
                      • Size 59B
                      • SHA256 226eec4486509917aa336afebd6ff65777b75b65f1fb06891d2a857a9421a974
                      • MD5 SHA1 SHA512 TLSH

                      SCT Auditing Pending Reports

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

                      Preferences

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Preferences
                      • Size 6KB
                      • SHA256 17adfb2acce1f73b781ee65feedf1d1c1883916f430b263a184eacebad83960f
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Preferences~RFe5b00a8.TMP

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Preferences~RFe5b00a8.TMP
                      • Size 6KB
                      • SHA256 2d5d3f2f86828c8bd82033a760f6846efb695ec95d35c0737cc5c9e78890c1da
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      data_0

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

                      data_2

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

                      data_3

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

                      Local State

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                      • Size 3KB
                      • SHA256 0313a4a0bba93fc3aebaef719261f853d9998221406d51da867ff30b6b51a823
                      • MD5 SHA1 SHA512 TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                      • Size 4KB
                      • SHA256 0f4e920e799f26ced78cbddfe8b6b5ad80b1e63a3aa6e5903ee9bfc40161d22a
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                      • Size 2KB
                      • SHA256 dafd4181868c411fec982011723ccec29e3c86d5985df3516fd62fab4cc381b9
                      • MD5 SHA1 SHA512 TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                      • Size 15KB
                      • SHA256 fc69c2184f52798ad90b0e6beeb93bd2bf16fb3351d5dfa4c855442b6f091c87
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Local State~RFe5a784e.TMP

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State~RFe5a784e.TMP
                      • Size 1KB
                      • SHA256 b05a06147cf574132cedcf577b196e6d539ea75170e09549b3635b7f471b7af8
                      • MD5 SHA1 SHA512 TLSH

                      e5a4288.msi

                      • Path C:\Windows\Installer\e5a4288.msi
                      • Size 6.0MB
                      • SHA256 ea003af9543a0300e61e0e4df3ed6347fc4eb89fa79a110467581be59f9780c5
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      hyph-bn.hyb

                      • Path C:\Windows\SystemTemp\chrome_Unpacker_BeginUnzipping484_1028039695\hyph-bn.hyb
                      • Size 703B
                      • SHA256 c2784e33158a807135850f7125a7eaabe472b3cfc7afb82c74f02da69ea250fe
                      • MD5 SHA1 SHA512 TLSH

                      hyph-mr.hyb

                      • Path C:\Windows\SystemTemp\chrome_Unpacker_BeginUnzipping484_1028039695\hyph-mr.hyb
                      • Size 687B
                      • SHA256 f4df224d459fd111698dd5a13613c5bbf0ed11f04278d60230d028010eac0c42
                      • MD5 SHA1 SHA512 TLSH

                      hyph-nn.hyb

                      • Path C:\Windows\SystemTemp\chrome_Unpacker_BeginUnzipping484_1028039695\hyph-nn.hyb
                      • Size 141KB
                      • SHA256 5bcbb58eaf65f13f6d039244d942f37c127344e3a0a2e6c32d08236945132809
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      metadata-2

                      • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
                      • Size 26.1MB
                      • SHA256 6d7dbad3c1339326c0b3c8a9627e9c75129dad8fcbd5319488bbef35aadd26c4
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      {bbd1b382-e717-4c87-8e1c-e01f1c197967}_OnDiskSnapshotProp

                      • Path \??\Volume{5d76dc85-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{bbd1b382-e717-4c87-8e1c-e01f1c197967}_OnDiskSnapshotProp
                      • Size 6KB
                      • SHA256 e113d4fd53f4269fe60eb082a75a250d149d4a09f8ec440b45150e6148fdda28
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      memory/3012-90-0x00007FFC314F0000-0x00007FFC314F1000-memory.dmp

                      memory/3012-264-0x000001B085BC0000-0x000001B085C93000-memory.dmp

                      memory/4656-106-0x00007FFC314F0000-0x00007FFC314F1000-memory.dmp

                      memory/6080-333-0x00007FFC30840000-0x00007FFC30841000-memory.dmp

                      memory/6080-334-0x00007FFC30850000-0x00007FFC30851000-memory.dmp