Analysis

  • max time kernel
    125s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/07/2026, 22:10

General

  • Target
    2026-07-30_c28017e012e7fc0b4ebe89402be39632_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.1MB
  • Sample260730-13p5ba1vgx
  • SHA256 74098cf4eeb5f20414380ea645913f4b60055704d7d003f38d4f3f2ace12195e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 31 IoCs
  • Drops file in Windows directory 47 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-30_c28017e012e7fc0b4ebe89402be39632_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-30_c28017e012e7fc0b4ebe89402be39632_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:2100
  • C:\Users\Admin\AppData\Local\Temp\2026-07-30_c28017e012e7fc0b4ebe89402be39632_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-30_c28017e012e7fc0b4ebe89402be39632_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:4924

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ANGLEd3dcompiler43.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\ANGLEd3dcompiler43.exe
        • Size 1.2MB
        • SHA256 ab8c94754cd54bf20ba606fda676e121b7fcf58eb4397e6c26eaa6eb2bea6934
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ViewerHelper.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ViewerHelper.exe
        • Size 1.7MB
        • SHA256 b3e1f5c827e4bfc161f2b94f6eabf25522ba1a18b2017d28e2b21a59272128a7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        jauregAuto.exe

        • Path C:\Program Files (x86)\Common Files\Java\Java Update\jauregAuto.exe
        • Size 1.1MB
        • SHA256 811a5eba6240a30c3a1ee3901bfdd30fd73323f9ee13a4ff8dc1ae5b8b059429
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsBrowser.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\WindowsBrowser.exe
        • Size 1.5MB
        • SHA256 2baaa0534c8af1b3db023facda897b4e483e461e204b3562226292c3322167d4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdateUpdate.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\UpdateUpdate.exe
        • Size 1.2MB
        • SHA256 691945ee16705c0f09561e8ca54988707405841d870753c87daa1deef7e4c470
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ietoedgebhodllietoedgebho64.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeWebView\Application\122.0.2365.106\BHO\ietoedgebhodllietoedgebho64.exe
        • Size 1.1MB
        • SHA256 8a2c4acf126b834ab516b8f3e75670d4e3cd08204a7a2c985bd73faa37b36c0b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UtilitiesFramework.exe

        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\es\UtilitiesFramework.exe
        • Size 1.1MB
        • SHA256 16218f18bf83bd14f03e810fc8affd14398a82fa2605c4df685076d9300af4c3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        aspnetregbrowsersBuild.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v2.0.50727\aspnetregbrowsersBuild.exe
        • Size 1.1MB
        • SHA256 f3e99f23be841b022e341cbacc2a3ac16ad7464e1cfca868b7bce715157a4111
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Systemresources4.8.9032.04811.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WPF\fr\Systemresources4.8.9032.04811.exe
        • Size 1.1MB
        • SHA256 2b17712511f07f321dec8882dd34115e449b46c56f53e7a2393ea4b2b3e5c973
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsSystem10.0.26100.1.160101.0800.exe

        • Path C:\Windows\WindowsSystem10.0.26100.1.160101.0800.exe
        • Size 1.0MB
        • SHA256 5edbdbfae77e9f90d522269c2a835880234f9edb21736f2e825a5ab332579c61
        • MD5 SHA1 SHA512 SSDEEP TLSH