Resubmissions

01/07/2026, 01:04

260701-be78jsby4j7

10/02/2026, 00:01

260210-aa7ksafw4e7

Analysis

  • max time kernel
    149s
  • max time network
    158s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    10/02/2026, 00:01

General

  • Target
    jjsploit_8.17.6_x64_en-US.msi
  • Size 6.1MB
  • Sample260210-aa7ksafw4e
  • SHA256 a8a547cf25bc242a551238e557e24b4edb9af153ec27da2830e096e3c064dc43
  • 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 15 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 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 5 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 WriteProcessMemory 14 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_8.17.6_x64_en-US.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5132
    • 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:1060
      • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
        "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --embedded-browser-webview=1 --webview-exe-name=jjsploit.exe --webview-exe-version=8.17.6 --user-data-dir="C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView" --noerrdialogs --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --disable-features=msWebOOUI,msPdfOOUI,msSmartScreenProtection --lang=en-US --mojo-named-platform-channel-pipe=1060.4072.663553471897772868
        3⤵
        • Drops file in Windows directory
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:3772
        • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
          "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Crashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=132.0.6834.160 "--annotation=exe=C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --annotation=plat=Win64 "--annotation=prod=Edge WebView2" --annotation=ver=132.0.2957.140 --initial-client-data=0x168,0x16c,0x170,0x144,0x178,0x7ffab0fab078,0x7ffab0fab084,0x7ffab0fab090
          4⤵
            PID:5468
          • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
            "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=gpu-process --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.17.6 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --always-read-main-dll --field-trial-handle=1820,i,1825941409760005373,8804266540430337388,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=1856 /prefetch:2
            4⤵
              PID:5860
            • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
              "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.17.6 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2132,i,1825941409760005373,8804266540430337388,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2164 /prefetch:11
              4⤵
                PID:4212
              • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.17.6 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --always-read-main-dll --field-trial-handle=2212,i,1825941409760005373,8804266540430337388,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=2400 /prefetch:13
                4⤵
                  PID:488
                • C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe
                  "C:\Program Files (x86)\Microsoft\EdgeWebView\Application\132.0.2957.140\msedgewebview2.exe" --type=renderer --string-annotations --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView" --webview-exe-name=jjsploit.exe --webview-exe-version=8.17.6 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --autoplay-policy=no-user-gesture-required --video-capture-use-gpu-memory-buffer --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=" --always-read-main-dll --field-trial-handle=3224,i,1825941409760005373,8804266540430337388,262144 --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version --mojo-platform-channel-handle=3488 /prefetch:1
                  4⤵
                    PID:2360
            • 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 WriteProcessMemory
              PID:5064
              • C:\Windows\syswow64\MsiExec.exe
                C:\Windows\syswow64\MsiExec.exe -Embedding F506397E97C68D95D206BB65B2E9B648 C
                2⤵
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                PID:5660
              • C:\Windows\system32\srtasks.exe
                C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
                2⤵
                  PID:5408
              • C:\Windows\system32\vssvc.exe
                C:\Windows\system32\vssvc.exe
                1⤵
                • Checks SCSI registry key(s)
                PID:760

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    e58ef2e.rbs

                    • Path C:\Config.Msi\e58ef2e.rbs
                    • Size 21KB
                    • SHA256 e5439f48cc7269e4a37142b57b152c0132bf0ba6a2bd6b4a4898ed992ea4b1df
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    jjsploit.exe

                    • Path C:\Program Files\jjsploit\jjsploit.exe
                    • Size 17.8MB
                    • SHA256 324e940b37f08ba22399e9bddf5fb500ff2391e46317c1439b71d07ecabd419c
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    jjsploit.lnk

                    • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\jjsploit\jjsploit.lnk
                    • Size 1KB
                    • SHA256 18f2d1b4835a8e3d30502ee759224fa325e59a2559ce1b461086c7dfb1afd0dd
                    • MD5 SHA1 SHA512 TLSH

                    jjsploit.lnk~RFe58f690.TMP

                    • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\jjsploit\jjsploit.lnk~RFe58f690.TMP
                    • Size 1KB
                    • SHA256 d520df631751e6efc0b91be7b5915530a64e3a1c17f68dffed628974173c684f
                    • MD5 SHA1 SHA512 TLSH

                    MSI3E0E.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\MSI3E0E.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 bf3cd515be4c4536d38b61bcd9a38296d5759769fac7ba755e4b74615024ad81
                    • MD5 SHA1 SHA512 TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 1e362f2dbc2c264f7b26b2e1fd9ff685404f111ba392c8962ff58e4c0d59533e
                    • 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 9790bc8d2e30c643e03f7eb9331cf31e87c96747fcacf315add1627447f1bf17
                    • MD5 SHA1 SHA512 TLSH

                    the-real-index~RFe599a13.TMP

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe599a13.TMP
                    • Size 48B
                    • SHA256 34baf511abf376195a528c29044d9e6c08f02a6e613c4f3cc14cd5f2f5c5bac0
                    • MD5 SHA1 SHA512

                    data_0

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

                    data_2

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

                    data_3

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

                    data_1

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

                    Network Persistent State

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Network\Network Persistent State
                    • Size 2KB
                    • SHA256 1109ae2935bd60ef32cc06d363e6c89a03b10c41126484fb452fd84fb4c55154
                    • MD5 SHA1 SHA512 TLSH

                    Network Persistent State~RFe5a417f.TMP

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Network\Network Persistent State~RFe5a417f.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 2749c79ef92943be29f7265b0b0795668c45ba3bf31fcf473f07849c67e3ac07
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Preferences

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Preferences
                    • Size 6KB
                    • SHA256 d15e327182c07f840f1af6b6a7f735ff28b88c6d02a85a1726be04f67e4215db
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Preferences~RFe596dd3.TMP

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Default\Preferences~RFe596dd3.TMP
                    • Size 6KB
                    • SHA256 938255056c071d6249b5530f252db974130764a1cdc3654c295dcf0a70347f0b
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    CURRENT

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

                    MANIFEST-000001

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

                    Local State

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                    • Size 1KB
                    • SHA256 c1813792a189373ea4937ee9e4378e16a67400130a4d7482f6820d6a195d5636
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                    • Size 2KB
                    • SHA256 653c180c49e705abb6a4844683fb04d0baf967c7ca71be96d960637a79ec47a7
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                    • Size 15KB
                    • SHA256 4403283e0589b8e90a4336687b4ade2691c1aca0c726ce57d02955b240612b3c
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State
                    • Size 3KB
                    • SHA256 a39b47d50e8058566c7184bd1d394cb506dbca8de10aa0c96d36c96cb7b5fb83
                    • MD5 SHA1 SHA512 TLSH

                    Local State~RFe591841.TMP

                    • Path C:\Users\Admin\AppData\Local\net.wearedevs\EBWebView\Local State~RFe591841.TMP
                    • Size 1KB
                    • SHA256 07b1b2a5d5fbd058b6ae3323cb335b51202a2737772f9807f675727049848797
                    • MD5 SHA1 SHA512 TLSH

                    e58ef2d.msi

                    • Path C:\Windows\Installer\e58ef2d.msi
                    • Size 6.1MB
                    • SHA256 a8a547cf25bc242a551238e557e24b4edb9af153ec27da2830e096e3c064dc43
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    metadata-2

                    • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
                    • Size 24.6MB
                    • SHA256 3ff75be435835841ec9012086aedfc8b1acc745ce97b4562615a2aebd421ba4a
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    {a25ecb0a-5a7e-4fbd-8494-89c84672e359}_OnDiskSnapshotProp

                    • Path \??\Volume{b9c79ca0-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{a25ecb0a-5a7e-4fbd-8494-89c84672e359}_OnDiskSnapshotProp
                    • Size 6KB
                    • SHA256 18114b18f672462b05127a59c6c0c49b8f752d5256684f412203eab2bb7f06e5
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    memory/1060-230-0x000001FFF9050000-0x000001FFF90BF000-memory.dmp

                    memory/2360-109-0x00007FFAD0230000-0x00007FFAD0231000-memory.dmp

                    memory/3772-254-0x000001FAADC20000-0x000001FAADC8F000-memory.dmp

                    memory/4212-279-0x0000017BE9360000-0x0000017BE93CF000-memory.dmp

                    memory/5660-69-0x0000000000F30000-0x0000000000FAB000-memory.dmp

                    memory/5660-4-0x0000000000F30000-0x0000000000FAB000-memory.dmp

                    memory/5860-96-0x00007FFAD0230000-0x00007FFAD0231000-memory.dmp

                    memory/5860-278-0x0000025980B90000-0x0000025980D3C000-memory.dmp