Analysis

  • max time kernel
    133s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/07/2026, 04:28

General

  • Target
    2026-07-17_2a08517ef056b36911b50de5d8add421_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.6MB
  • Sample260718-e35n4sbw3w
  • SHA256 7044ea2d079c5e51b94926ad8a246f58110dc6c46a0bccfe5f314d4014cc9fd2
  • 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 3 IoCs
  • Drops file in Program Files directory 43 IoCs
  • Drops file in Windows directory 42 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\2026-07-17_2a08517ef056b36911b50de5d8add421_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-17_2a08517ef056b36911b50de5d8add421_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:552
  • C:\Users\Admin\AppData\Local\Temp\2026-07-17_2a08517ef056b36911b50de5d8add421_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-07-17_2a08517ef056b36911b50de5d8add421_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:5588

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Componentslibcef19.10.20064.310990.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\Componentslibcef19.10.20064.310990.exe
        • Size 9.0MB
        • SHA256 732665573d675f51790d02d37bcae305c46953c49b9d87ec114cf426583023e9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        NPPDF32Adobe.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Browser\NPPDF32Adobe.exe
        • Size 1.6MB
        • SHA256 b4da7ac8a7fd7995eb6f16cfbf66cc3c08d503cf4ffc8b24c622075ead710605
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DynamicViewerPS19.10.20064.310990.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\DynamicViewerPS19.10.20064.310990.exe
        • Size 1.6MB
        • SHA256 32048ce9b8c2e128d44e103ab7f38f7aa8878d8d2f538d4207749aaeeebd8243
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RuntimeEula.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\RuntimeEula.exe
        • Size 1.6MB
        • SHA256 d52ce4e969cc763aecccf185123d768f826024d74b5d5e2a5b9fc12c98437574
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Systemmsinfo.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\MSInfo\Systemmsinfo.exe
        • Size 1.6MB
        • SHA256 7044ea2d079c5e51b94926ad8a246f58110dc6c46a0bccfe5f314d4014cc9fd2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resourcesresources.exe

        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.5\fr\resourcesresources.exe
        • Size 1.6MB
        • SHA256 9fdadcf98163e9ad5c30f195b187be0f055675e01243d2ee0f06fd68c7fcc6f3
        • MD5 SHA1 SHA512 SSDEEP TLSH