Analysis

  • max time kernel
    129s
  • max time network
    126s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    25/09/2026, 17:29

General

  • Target
    2026-09-25_f01e9a2f05b7b887c4a12e717b2fe0f9_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.2MB
  • Sample260925-v225lasclf
  • SHA256 9f3d6e4bb9e23ac458f80f55899168fa1f2731992bbf2f194ec40ceebe358ee6
  • 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 39 IoCs
  • Drops file in Windows directory 27 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 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\2026-09-25_f01e9a2f05b7b887c4a12e717b2fe0f9_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-25_f01e9a2f05b7b887c4a12e717b2fe0f9_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:3304
  • C:\Users\Admin\AppData\Local\Temp\2026-09-25_f01e9a2f05b7b887c4a12e717b2fe0f9_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-09-25_f01e9a2f05b7b887c4a12e717b2fe0f9_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
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:3204

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        libGLESv2WebInstaller.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libGLESv2WebInstaller.exe
        • Size 1.2MB
        • SHA256 03f429f43e6a7213b3fb34301add1426c0dc98da82338528f29312074f0c632b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Readerccmebasenonfips.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Readerccmebasenonfips.exe
        • Size 1.2MB
        • SHA256 4bc43cf6ce2d2db30a731a93d739022450f5e5bd0422d4c56b4a59db14ec2f63
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Runtimeccmebasenonfips.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Runtimeccmebasenonfips.exe
        • Size 1.2MB
        • SHA256 8d7b463ac958c0857cbf59b6dc41eed416f028d152a86e7cd9232b5e599fa400
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msdasqlrmsdaorar.exe

        • Path C:\Program Files (x86)\Common Files\System\Ole DB\fr-FR\msdasqlrmsdaorar.exe
        • Size 1.2MB
        • SHA256 67bc1f9c324132405c6775ed63707b304c202d48fa27be62c08057687a952311
        • MD5 SHA1 SHA512 SSDEEP TLSH

        resourcesresources.exe

        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\ja\resourcesresources.exe
        • Size 1.2MB
        • SHA256 65d6e1b8f6941e8ce6fc838f459f3e018641c8cab4d554caa8c1d8efc87a5af1
        • MD5 SHA1 SHA512 SSDEEP TLSH