Analysis

  • max time kernel
    148s
  • max time network
    159s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 04:57

General

  • Target
    jjsploit_8.17.9_x64_en-US (1).msi
  • Size 6.0MB
  • Sample260706-flcsfadx2r
  • SHA256 d60041d15a1294a6fb436d20bff8e2cfaffd6b61aeddd504aadd1a35dc7f5ddd
  • 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 26 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_8.17.9_x64_en-US (1).msi"
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4180
    • 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:3880
      • 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=8.17.9 --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=3880.5720.2741054477221538059 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
        3⤵
        • Drops file in Windows directory
        • Enumerates system info in registry
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:2112
        • 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,0x160,0x194,0x7ff800e05fd8,0x7ff800e05fe4,0x7ff800e05ff0
          4⤵
            PID:932
          • 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=8.17.9 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1768 --field-trial-handle=1780,i,10016196353514597103,8753271380398904772,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
            4⤵
              PID:1356
            • 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=8.17.9 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2236 --field-trial-handle=1780,i,10016196353514597103,8753271380398904772,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
              4⤵
                PID:5144
              • 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=8.17.9 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2312 --field-trial-handle=1780,i,10016196353514597103,8753271380398904772,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
                4⤵
                  PID:472
                • 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=8.17.9 --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=3312 --field-trial-handle=1780,i,10016196353514597103,8753271380398904772,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f /prefetch:1
                  4⤵
                    PID:5172
                  • 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=8.17.9 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=4620 --field-trial-handle=1780,i,10016196353514597103,8753271380398904772,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:29c3566ed9441bce44d52060c3c564a95f18725f
                    4⤵
                      PID:3620
              • 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:5964
                • C:\Windows\syswow64\MsiExec.exe
                  C:\Windows\syswow64\MsiExec.exe -Embedding 54848499B88B50C36DD112AEDBEFC646 C
                  2⤵
                  • Loads dropped DLL
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of SetWindowsHookEx
                  PID:4576
                • C:\Windows\system32\srtasks.exe
                  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
                  2⤵
                    PID:2176
                • C:\Windows\system32\vssvc.exe
                  C:\Windows\system32\vssvc.exe
                  1⤵
                  • Checks SCSI registry key(s)
                  PID:1120

                Network

                      MITRE ATT&CK Enterprise v16

                      Replay Monitor

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                      Downloads

                      e58da5e.rbs

                      • Path C:\Config.Msi\e58da5e.rbs
                      • Size 21KB
                      • SHA256 6707cd9bff2eaa91e08901abd26604768301f847c64b9da39789eee14adaf3aa
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      jjsploit.exe

                      • Path C:\Program Files\jjsploit\jjsploit.exe
                      • Size 17.6MB
                      • SHA256 75c45301f7a6632b67934cd30bb08d4c322c55b9e68d2a6edbc5873982cbcbe8
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      jjsploit.lnk

                      • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\jjsploit\jjsploit.lnk
                      • Size 1KB
                      • SHA256 c7ac8bfde51e77fe8c08420441f0f07ac9b90b06f84f87dd3938c75a558905e6
                      • MD5 SHA1 SHA512 TLSH

                      jjsploit.lnk~RFe58e24d.TMP

                      • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\jjsploit\jjsploit.lnk~RFe58e24d.TMP
                      • Size 1KB
                      • SHA256 40f62ce1b2731f03205fbc599dcc0c88032efd69b233bc88f41043302a4c5c69
                      • MD5 SHA1 SHA512 TLSH

                      MSI8C6C.tmp

                      • Path C:\Users\Admin\AppData\Local\Temp\MSI8C6C.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 a27c4d839328cd3174c496d750ad2c6610a7f9a21712c1f096f928b831c68363
                      • MD5 SHA1 SHA512 TLSH

                      settings.dat

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Crashpad\settings.dat
                      • Size 280B
                      • SHA256 7cada74d176387582ac8004e54d3605856534452374fde026330b4c62cb06c62
                      • 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

                      7f382390-ecd0-4648-ad48-e14a981d709c.tmp

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\7f382390-ecd0-4648-ad48-e14a981d709c.tmp
                      • Size 6KB
                      • SHA256 eff6c7d9eeb3c28578f3c5a945cc7e8b54cc476fbcc7797c53ec4b38796ab9a9
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      the-real-index

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                      • Size 144B
                      • SHA256 b9750ef53aaefe2f0cdfc88feb48357ad6c8c780e60990a2dd6e31572152d77d
                      • MD5 SHA1 SHA512 TLSH

                      the-real-index~RFe595402.TMP

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe595402.TMP
                      • Size 48B
                      • SHA256 a90266f68ca0a6f6b3a3f7d53969c749ee5d8421af57b7ad644099bf58134345
                      • MD5 SHA1 SHA512

                      CURRENT

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Extension Rules\CURRENT
                      • 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 2KB
                      • SHA256 dbb068850493ab2c47a8260b75a005f25f0d0a8bde16a7f351c098a63035284b
                      • MD5 SHA1 SHA512 TLSH

                      Network Persistent State~RFe5a11b4.TMP

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Network\Network Persistent State~RFe5a11b4.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

                      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 24f4e1cd9f9269fb55fafe59e791be8e62b1c72d2644c0ee0a1bf2c036f552b1
                      • MD5 SHA1 SHA512 TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                      • Size 15KB
                      • SHA256 61b820bc93468efe6fbecccf2d03941f0c05f3fca686296f3bc8e83a8ca76ca6
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      Local State

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                      • Size 2KB
                      • SHA256 130ce16dd6de81c65bac03bdbe9ce33d82a3cc9153bd0159502823daed604971
                      • MD5 SHA1 SHA512 TLSH

                      Local State~RFe58fd95.TMP

                      • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State~RFe58fd95.TMP
                      • Size 1KB
                      • SHA256 6518fe39668fd18bfc08f87d37bf041f5e67b49cf9aeb078e34b8bd388e1e271
                      • MD5 SHA1 SHA512 TLSH

                      e58da5d.msi

                      • Path C:\Windows\Installer\e58da5d.msi
                      • Size 6.0MB
                      • SHA256 d60041d15a1294a6fb436d20bff8e2cfaffd6b61aeddd504aadd1a35dc7f5ddd
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      metadata-2

                      • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
                      • Size 26.1MB
                      • SHA256 1183829ae0ec03ebb49e59efa7566557d6e979f36b2769ac0f34eae728b46d99
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      {a69e13ac-1982-436c-b29c-74fd3cb23e77}_OnDiskSnapshotProp

                      • Path \??\Volume{0850fdde-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{a69e13ac-1982-436c-b29c-74fd3cb23e77}_OnDiskSnapshotProp
                      • Size 6KB
                      • SHA256 59c1f27730defb89ba6ff4f0c6e8af61159afdcce47bc36691b78199c9f6e423
                      • MD5 SHA1 SHA512 SSDEEP TLSH

                      memory/1356-85-0x00007FF824E20000-0x00007FF824E21000-memory.dmp

                      memory/3620-306-0x00007FF824920000-0x00007FF824921000-memory.dmp

                      memory/3620-307-0x00007FF8262F0000-0x00007FF8262F1000-memory.dmp

                      memory/5172-116-0x00007FF824E20000-0x00007FF824E21000-memory.dmp

                      memory/5964-59-0x000002526B140000-0x000002526BAE4000-memory.dmp