Analysis

  • max time kernel
    129s
  • max time network
    128s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    18/08/2026, 06:55

General

  • Target
    2026-08-18_51659bc7e5efadb257307dabe19b7a9a_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.2MB
  • Sample260818-hptapsfp2y
  • SHA256 4a1e3875041a9909e80622a1a793b6a44d258c92ca46c94edcff348d8ad02cf2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • 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 29 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 62 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-18_51659bc7e5efadb257307dabe19b7a9a_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-18_51659bc7e5efadb257307dabe19b7a9a_elex_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Drops file in Drivers directory
    • 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:4632
  • C:\Users\Admin\AppData\Local\Temp\2026-08-18_51659bc7e5efadb257307dabe19b7a9a_elex_smoke-loader_stealc_stop_tofsee.exe
    C:\Users\Admin\AppData\Local\Temp\2026-08-18_51659bc7e5efadb257307dabe19b7a9a_elex_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:4744

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        libGLESv2System.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\libGLESv2System.exe
        • Size 8.6MB
        • SHA256 c2f441e096c2315e2543b49d6c0e32985f6a5115266fced68c1054372078ca69
        • MD5 SHA1 SHA512 SSDEEP TLSH

        JP2KLibComponents.exe

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\JP2KLibComponents.exe
        • Size 1.9MB
        • SHA256 0e0e7a67cb802caf0cbb2b47c6479c152117a5a298a4436e279d1ef411a94454
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ReaderAcrobat.exe

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\ReaderAcrobat.exe
        • Size 1.6MB
        • SHA256 1144e3210762798c9188cd6aeebae416b5d095d235caa7f3eb00839b3ad5425e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        VisualStudioTools.exe

        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTA\Pipeline.v10.0\AddInSideAdapters\VisualStudioTools.exe
        • Size 1.2MB
        • SHA256 101cc1142e20ff1ff2c928d373fb080c2ee06f46dcb2116323f81d325656ff83
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WindowsPhotoViewer.exe

        • Path C:\Program Files (x86)\Windows Photo Viewer\en-US\WindowsPhotoViewer.exe
        • Size 1.2MB
        • SHA256 a5c6361a98332a7df36bbb373cfb3715fb672d2e7fa779c3805b03ef58e5e6af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Microsoftresources.exe

        • Path C:\Windows\Microsoft.NET\Framework64\v2.0.50727\it\Microsoftresources.exe
        • Size 1.3MB
        • SHA256 d15b0e45c6299edf8097a034a5171828a0f8d980381feaf590ff3fccb4a29f9e
        • MD5 SHA1 SHA512 SSDEEP TLSH