Analysis

  • max time kernel
    138s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    21/08/2026, 03:57

General

  • Target
    2026-08-21_c1c8a91ff8a55a1120665941e8b8cda1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.5MB
  • Sample260821-ejfwmswwd1
  • SHA256 23ddff00effd21f7be68b2854da26371b5c26c1700ca6325e80e6d00b5aff77b
  • 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 27 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\2026-08-21_c1c8a91ff8a55a1120665941e8b8cda1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-21_c1c8a91ff8a55a1120665941e8b8cda1_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:4788
  • C:\Users\Admin\AppData\Local\Temp\2026-08-21_c1c8a91ff8a55a1120665941e8b8cda1_elex_glassworm_remcos_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-21_c1c8a91ff8a55a1120665941e8b8cda1_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:4328

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        libEGLOperating.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libEGLOperating.exe
        • Size 8.9MB
        • SHA256 5b14e8a5ffdc0bccc2516eb543687eda98b699a12e7c8e200a5a93c21db49ee3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Librarysqlite.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\Librarysqlite.exe
        • Size 1.5MB
        • SHA256 eb410c99675054bd907735de766c49f3f82299b58eecee5bf368409850821cb0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        sqloledbSystem10.0.26100.1.exe

        • Path C:\Program Files (x86)\Common Files\System\Ole DB\de-DE\sqloledbSystem10.0.26100.1.exe
        • Size 1.5MB
        • SHA256 f09e27fc6cdfca289661ab91ef39553ec806c510d69486f7a395232a0ccba48b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WAB32resWAB32.exe

        • Path C:\Program Files (x86)\Common Files\System\WAB32resWAB32.exe
        • Size 1.5MB
        • SHA256 23ddff00effd21f7be68b2854da26371b5c26c1700ca6325e80e6d00b5aff77b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MicrosoftSystem3.0.6920.9151.exe

        • Path C:\Program Files (x86)\Reference Assemblies\Microsoft\Framework\v3.0\it\MicrosoftSystem3.0.6920.9151.exe
        • Size 1.5MB
        • SHA256 92cfc1441b57bfb8e2aa6adf824758534750acb96c8dac2c85216ece08768aaa
        • MD5 SHA1 SHA512 SSDEEP TLSH