Analysis

  • max time kernel
    145s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/07/2026, 00:37

General

  • Target
    2026-06-30_13515e76d3d8f6b50a4a9b759ca45627_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.7MB
  • Sample260701-ayj5dsds3x
  • SHA256 afa54793897d955127821f4195cc2ea6858eb45a68304564cba84a12185ef2fe
  • 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 5 IoCs
  • Drops file in Program Files directory 27 IoCs
  • Drops file in Windows directory 46 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-30_13515e76d3d8f6b50a4a9b759ca45627_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-30_13515e76d3d8f6b50a4a9b759ca45627_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:5988
  • C:\Users\Admin\AppData\Local\Temp\2026-06-30_13515e76d3d8f6b50a4a9b759ca45627_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-06-30_13515e76d3d8f6b50a4a9b759ca45627_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:5960

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Dynamicd3dcompiler4760.3.0.0.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\Dynamicd3dcompiler4760.3.0.0.exe
        • Size 1.7MB
        • SHA256 85dd71edef3f278a155bd97d10dc34fdc46d293b7dbf247a599c77d044ab7d04
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CreateWCChromeNativeMessagingHost19.10.20064.310990.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\WCChromeExtn\CreateWCChromeNativeMessagingHost19.10.20064.310990.exe
        • Size 1.7MB
        • SHA256 07912b163f6f33e1850efe6dbc6aa2ff0a94b5fab95d6ec90f2dee54b9842149
        • MD5 SHA1 SHA512 SSDEEP TLSH

        LibraryOnix.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\LibraryOnix.exe
        • Size 1.7MB
        • SHA256 14d9758063f5d6616db93a50cd9377d579f6581457931702f51af36b86237d73
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Operatingmpasdesc.exe

        • Path C:\Program Files (x86)\Windows Defender\en-US\Operatingmpasdesc.exe
        • Size 1.7MB
        • SHA256 6dfdfa3a3897cc0ac17e10f656f447bcb94c8c44849fd63db00cccbf7ecdbe69
        • MD5 SHA1 SHA512 SSDEEP TLSH

        mpasdescdexploitation.exe

        • Path C:\Program Files (x86)\Windows Defender\fr-FR\mpasdescdexploitation.exe
        • Size 1.7MB
        • SHA256 b923918ccd7fcdbb592a2cad8424812b39a452b922a61f3084a1ddd528480b6d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        OperatingWindows.exe

        • Path C:\Windows\ImmersiveControlPanel\OperatingWindows.exe
        • Size 1.7MB
        • SHA256 afa54793897d955127821f4195cc2ea6858eb45a68304564cba84a12185ef2fe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsInterop.exe

        • Path C:\Windows\Microsoft.NET\assembly\GAC_32\Policy.1.2.Microsoft.Interop.Security.AzRoles\v4.0_10.0.26100.1__31bf3856ad364e35\WindowsInterop.exe
        • Size 1.7MB
        • SHA256 f4da0024e2e9b258d70e71cb9c12fa8dfd07af2635dd8c1ca32137fe631330bc
        • MD5 SHA1 SHA512 SSDEEP TLSH