Analysis

  • max time kernel
    110s
  • max time network
    127s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/08/2026, 05:09

General

  • Target
    2026-08-07_7b0d73aa7576ad9c250d17fbfffec32d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1024KB
  • Sample260807-ftcseagl2x
  • SHA256 4a27d189fc8e53db8390795a913989bdc0b8cdafb0cd5e456a14cb29409bbe5f
  • 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 37 IoCs
  • Drops file in Windows directory 64 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\2026-08-07_7b0d73aa7576ad9c250d17fbfffec32d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-07_7b0d73aa7576ad9c250d17fbfffec32d_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:1368
  • C:\Users\Admin\AppData\Local\Temp\2026-08-07_7b0d73aa7576ad9c250d17fbfffec32d_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-07_7b0d73aa7576ad9c250d17fbfffec32d_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:2296

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        DirectXwidevinecdmadapter.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\DirectXwidevinecdmadapter.exe
        • Size 825KB
        • SHA256 7abb25441ee7844e8a387f06f59b8ddc01d4b029e5ea091e1cdacc64a32e757b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ReaderLogSession91.603133.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\ReaderLogSession91.603133.exe
        • Size 1.0MB
        • SHA256 a38ef293012469132159c8082e7fa7eeddf1d88e3e1e00bd906ef0d3675e6817
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SystmeWindows.exe

        • Path C:\Program Files (x86)\Common Files\System\fr-FR\SystmeWindows.exe
        • Size 1.0MB
        • SHA256 bfaf48bb951839d866159ea0d479dcd9fb681c0d866f91a601580ee05d2ab973
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UpdaterGoogle.exe

        • Path C:\Program Files (x86)\Google\Update\UpdaterGoogle.exe
        • Size 1.5MB
        • SHA256 5a7fc5f83757ec4afa1737d35c094994123eaa41edfd23f9980d9f881ce377ac
        • MD5 SHA1 SHA512 SSDEEP TLSH

        EdgeUpdate.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\EdgeUpdate.exe
        • Size 1023KB
        • SHA256 250a537024567117a26d19f8eb804a3cecfa78034db9632fdea56c65e3793a20
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftClient139.0.3405.125.exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\EBWebView\x64\MicrosoftClient139.0.3405.125.exe
        • Size 1.0MB
        • SHA256 1e900df8ff2d9f07f5b5d60ba8ef9bc40078ba58c23c1de877d6d8da85f92683
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resourcesVisual.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v2.0.50727\es\resourcesVisual.exe
        • Size 1.1MB
        • SHA256 e07d8f83523154e3692c0eeaf38bc18ec5bb4e3089fce1ee6490b6c4033b529d
        • MD5 SHA1 SHA512 SSDEEP TLSH