Analysis

  • max time kernel
    134s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    30/10/2026, 15:19

General

  • Target
    2026-10-30_d991d8c5b9a42a7c6e506c15f07d70d1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.3MB
  • Sample261030-sp7hfaeh49
  • SHA256 06e6b603560b0d8de9cf5eb582aecaabe073bca594538c3de97ed34496ab428c
  • 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 4 IoCs
  • Drops file in Program Files directory 31 IoCs
  • Drops file in Windows directory 49 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • 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 processor information in registry 2 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-10-30_d991d8c5b9a42a7c6e506c15f07d70d1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-10-30_d991d8c5b9a42a7c6e506c15f07d70d1_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
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1984
  • C:\Users\Admin\AppData\Local\Temp\2026-10-30_d991d8c5b9a42a7c6e506c15f07d70d1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-10-30_d991d8c5b9a42a7c6e506c15f07d70d1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    1⤵
    • Drops file in System32 directory
    • Reads the TCP/IP host and domain name from the registry
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1968

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        DynamicLink.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\DynamicLink.exe
        • Size 2.0MB
        • SHA256 5e4e7b9f9da3562d3b42ab7a20aeab0711165b83206d259b561c9cfd63b1f068
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VisualVSTOMessageProvider.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VisualVSTOMessageProvider.exe
        • Size 1.3MB
        • SHA256 789ef50feebd4a7a42d6548c8413909b6966984cd236ec74b50f1ce7f4d1563f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Startjavaws.exe

        • Path C:\Program Files (x86)\Common Files\Oracle\Java\javapath_target_107515\Startjavaws.exe
        • Size 1.3MB
        • SHA256 cd7548e0a13dc549ebd93d2919ceb6818cc18dfab081b51a490454049ea2d014
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsPhotoViewer.exe

        • Path C:\Program Files (x86)\Windows Photo Viewer\es-ES\WindowsPhotoViewer.exe
        • Size 1.3MB
        • SHA256 2c6120d0b49a38884120876c2b7ffd3ef8628be1ae60641b05dab99df7298edb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystemMicrosoft.exe

        • Path C:\Windows\Microsoft.NET\Framework\v2.0.50727\DE\SystemMicrosoft.exe
        • Size 1.4MB
        • SHA256 ae293710a6f1de7aa4433d65b6d1a651e4107e2eaba1060e909cc94704f7d536
        • MD5 SHA1 SHA512 SSDEEP TLSH