Analysis

  • max time kernel
    81s
  • max time network
    83s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/09/2026, 16:28

General

  • Target
    Retrac_3.0.9_x64_en-US.msi
  • Size 14.4MB
  • Sample260907-tyz1dscq21
  • SHA256 7ef021039fcc397f9cf378e995c448c4312f1f0ea13d05020d6f55a7749d12af
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 1 IoCs

    Network request originating from process or tool commonly abused by malware.

  • 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 2 IoCs
  • Drops file in Windows directory 14 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Modifies trusted root certificate store through registry 1 TTPs 2 IoCs

    A root certificate was added, modified, or removed in the trusted certificate store registry paths.

  • 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 46 IoCs
  • Modifies system certificate store 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 24 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 18 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\Retrac_3.0.9_x64_en-US.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2944
    • C:\Program Files\Retrac\retrac.exe
      "C:\Program Files\Retrac\retrac.exe"
      2⤵
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Modifies trusted root certificate store through registry
      • Modifies registry class
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1976
      • 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=retrac.exe --webview-exe-version=3.0.9 --user-data-dir="C:\Users\Admin\AppData\Local\launcher.retrac.site\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=1976.4592.15149090828674231058 /pfhostedapp:fd0de7e5cefc9f8a2e2a61a11d5c8b08aabc87ca
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of WriteProcessMemory
        PID:3136
        • 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\launcher.retrac.site\EBWebView /prefetch:4 /pfhostedapp:fd0de7e5cefc9f8a2e2a61a11d5c8b08aabc87ca --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\launcher.retrac.site\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,0x160,0x194,0x7ffa30275fd8,0x7ffa30275fe4,0x7ffa30275ff0
          4⤵
            PID:1272
          • 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\launcher.retrac.site\EBWebView" --webview-exe-name=retrac.exe --webview-exe-version=3.0.9 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAAAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --mojo-platform-channel-handle=1744 --field-trial-handle=1748,i,11415681393950693785,6987147208401456275,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:2 /pfhostedapp:fd0de7e5cefc9f8a2e2a61a11d5c8b08aabc87ca
            4⤵
              PID:2956
            • 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\launcher.retrac.site\EBWebView" --webview-exe-name=retrac.exe --webview-exe-version=3.0.9 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=1888 --field-trial-handle=1748,i,11415681393950693785,6987147208401456275,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:3 /pfhostedapp:fd0de7e5cefc9f8a2e2a61a11d5c8b08aabc87ca
              4⤵
                PID:1332
              • 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\launcher.retrac.site\EBWebView" --webview-exe-name=retrac.exe --webview-exe-version=3.0.9 --embedded-browser-webview=1 --embedded-browser-webview-dpi-awareness=2 --edge-webview-custom-scheme --no-appcompat-clear --mojo-platform-channel-handle=2284 --field-trial-handle=1748,i,11415681393950693785,6987147208401456275,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /prefetch:8 /pfhostedapp:fd0de7e5cefc9f8a2e2a61a11d5c8b08aabc87ca
                4⤵
                  PID:2588
                • 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\launcher.retrac.site\EBWebView" --webview-exe-name=retrac.exe --webview-exe-version=3.0.9 --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=3320 --field-trial-handle=1748,i,11415681393950693785,6987147208401456275,262144 --enable-features=MojoIpcz --disable-features=msPdfOOUI,msSmartScreenProtection,msWebOOUI --variations-seed-version /pfhostedapp:fd0de7e5cefc9f8a2e2a61a11d5c8b08aabc87ca /prefetch:1
                  4⤵
                    PID:3424
            • 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:3832
              • C:\Windows\syswow64\MsiExec.exe
                C:\Windows\syswow64\MsiExec.exe -Embedding B0D623FC5C1EDC7E196A352C3C89C660 C
                2⤵
                • Loads dropped DLL
                • System Location Discovery: System Language Discovery
                • Suspicious use of SetWindowsHookEx
                PID:1100
              • C:\Windows\system32\srtasks.exe
                C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
                2⤵
                  PID:3324
              • C:\Windows\system32\vssvc.exe
                C:\Windows\system32\vssvc.exe
                1⤵
                • Checks SCSI registry key(s)
                PID:6004

              Network

                    MITRE ATT&CK Enterprise v16

                    Replay Monitor

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                    Downloads

                    e5a6b3f.rbs

                    • Path C:\Config.Msi\e5a6b3f.rbs
                    • Size 10KB
                    • SHA256 09a3f1c7ad4e099420b751fbe5486bcefdb55336cbcc9c9badbba40833b48adf
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    retrac.exe

                    • Path C:\Program Files\Retrac\retrac.exe
                    • Size 26.0MB
                    • SHA256 8e659b326afa58276d95ae143af18786f3c47f9e45fa9f4bc9afdfcd10f99aef
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Retrac.lnk

                    • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Retrac\Retrac.lnk
                    • Size 1KB
                    • SHA256 f202925a034a3c70be68943c064e0149216a0db2e7d0ed2c4e04c4e23f7e3f1c
                    • MD5 SHA1 SHA512 TLSH

                    Retrac.lnk~RFe5a73ab.TMP

                    • Path C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Retrac\Retrac.lnk~RFe5a73ab.TMP
                    • Size 1KB
                    • SHA256 904919751251ecb28f5a3166b1c116ef476db14aab90c9d47a593cccc2327008
                    • MD5 SHA1 SHA512 TLSH

                    MSI13B8.tmp

                    • Path C:\Users\Admin\AppData\Local\Temp\MSI13B8.tmp
                    • Size 132KB
                    • SHA256 7f47d98ab25cfea9b3a2e898c3376cc9ba1cd893b4948b0c27caa530fd0e34cc
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 a7e731d4ac525ec8837f67e0740c9d288497d3528c197d3229f9d90109840f24
                    • MD5 SHA1 SHA512

                    settings.dat

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Crashpad\settings.dat
                    • Size 280B
                    • SHA256 c10ed6321ed757dc7d0df7fa77f28dba0c0cc9bc9a4f06b896c7b4126507ded3
                    • MD5 SHA1 SHA512 TLSH

                    throttle_store.dat

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

                    the-real-index

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Default\Code Cache\js\index-dir\the-real-index
                    • Size 72B
                    • SHA256 96fe95c0191904bde785c77729c1e36f4e6757d625b5223d456eb93a2b3dde73
                    • MD5 SHA1 SHA512 TLSH

                    the-real-index~RFe5ae66a.TMP

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Default\Code Cache\js\index-dir\the-real-index~RFe5ae66a.TMP
                    • Size 48B
                    • SHA256 b72a4fb72fe563264de9d3b086bf9879bcd59ccba6443a082857747e153ec290
                    • MD5 SHA1 SHA512

                    CURRENT

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Default\Extension Rules\CURRENT
                    • Size 16B
                    • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                    • MD5 SHA1 SHA512

                    MANIFEST-000001

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

                    SCT Auditing Pending Reports

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

                    data_0

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

                    data_2

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

                    data_3

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

                    Local State

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Local State
                    • Size 15KB
                    • SHA256 1da28f01ecc40b247adaf66be922a5099872d204fe81dff5c01faf3fe40a53e5
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Local State
                    • Size 2KB
                    • SHA256 359c41803db8490b6fb011120ec5c58df348e21bba8ac258f8f2b0af2dcc10bf
                    • MD5 SHA1 SHA512 TLSH

                    Local State

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Local State
                    • Size 3KB
                    • SHA256 5732da54813bbd721fdbc7e80126f72fec266f642c1fd0db46a5d7853d510558
                    • MD5 SHA1 SHA512 TLSH

                    Local State~RFe5a90b8.TMP

                    • Path C:\Users\Admin\AppData\Local\launcher.retrac.site\EBWebView\Local State~RFe5a90b8.TMP
                    • Size 1KB
                    • SHA256 80ecbed721ad73c37fe7f5a2591d198296d6d5f91d8873342812ff6a17da677b
                    • MD5 SHA1 SHA512 TLSH

                    e5a6b3e.msi

                    • Path C:\Windows\Installer\e5a6b3e.msi
                    • Size 14.4MB
                    • SHA256 7ef021039fcc397f9cf378e995c448c4312f1f0ea13d05020d6f55a7749d12af
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    metadata-2

                    • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
                    • Size 26.1MB
                    • SHA256 4c74c4d474f4d616617b154eaf0d04d4771a10c6ccadfe64f7530f7a211539da
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    {c9f774af-5c24-48eb-8379-ec6485cb4c42}_OnDiskSnapshotProp

                    • Path \??\Volume{5d76dc85-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{c9f774af-5c24-48eb-8379-ec6485cb4c42}_OnDiskSnapshotProp
                    • Size 6KB
                    • SHA256 02e3980cf6e3480cd71ddf2fdf5f45d4835669bccc2adce64484655dbc4e0298
                    • MD5 SHA1 SHA512 SSDEEP TLSH

                    memory/2956-71-0x00007FFA52080000-0x00007FFA52081000-memory.dmp

                    memory/3424-79-0x00007FFA52080000-0x00007FFA52081000-memory.dmp