Analysis

  • max time kernel
    136s
  • max time network
    153s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/07/2026, 19:57

General

  • Target
    2026-07-29_a09f23f29aa8ec33fe7fe7789872ebb2_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.2MB
  • Sample260729-ypltmaea53
  • SHA256 c48d7b89902e231e1f52f9620f9ab99fbfe7448e6f179f2427d8d1a1b0ed78a1
  • 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 8 IoCs
  • Drops file in Program Files directory 43 IoCs
  • Drops file in Windows directory 33 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-29_a09f23f29aa8ec33fe7fe7789872ebb2_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-29_a09f23f29aa8ec33fe7fe7789872ebb2_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:3912
  • C:\Users\Admin\AppData\Local\Temp\2026-07-29_a09f23f29aa8ec33fe7fe7789872ebb2_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-29_a09f23f29aa8ec33fe7fe7789872ebb2_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:5216

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        ChromiumlibGLESv2.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\ChromiumlibGLESv2.exe
        • Size 1.2MB
        • SHA256 8fe4a17ce049f7ddd8f90d82d78f55a4454b302c437343dc7d57435e31b1d3dd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Linkchromeelfdll19.10.20064.310990.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\Linkchromeelfdll19.10.20064.310990.exe
        • Size 8.6MB
        • SHA256 5d0780604ed46f3a65425a1600b70e0b59eb0bc93a477285808105f09cd9f742
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Runtimert3d.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Runtimert3d.exe
        • Size 1.2MB
        • SHA256 47cb6e7fdff86e50d476c6b005d6df9c0cb9a0a664019a752020cc2b71977c7f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msadcerWindows.exe

        • Path C:\Program Files (x86)\Common Files\System\msadc\msadcerWindows.exe
        • Size 1.2MB
        • SHA256 2624fb81821fabc6d24ee8a05d05cff2f3cdbbbf56a1e717ddf98dd8cce98dda
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftUpdate1.3.195.65.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_disable\MicrosoftUpdate1.3.195.65.exe
        • Size 1.3MB
        • SHA256 814f26efb3ea778fa427f1b845d268f389a8cdaee95a4a2a735b4d4b4812be05
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setupwmoperativo.exe

        • Path C:\Program Files (x86)\Windows Media Player\es-ES\setupwmoperativo.exe
        • Size 1.2MB
        • SHA256 5249e5c3caf0d7bae19fb839655394121c7d6a641dcece6aefca9ff05e109815
        • MD5 SHA1 SHA512 SSDEEP TLSH

        wmplayermpvis.exe

        • Path C:\Program Files (x86)\Windows Media Player\wmplayermpvis.exe
        • Size 1.2MB
        • SHA256 c7bb29de462a36a779cbfa2c96df63b79dca1134f7c02e84066f61e0f0de5fca
        • MD5 SHA1 SHA512 SSDEEP TLSH